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<section data-role="outer" label="Powered by 135editor.com" style="font-family:微软雅黑;font-size:16px;"><section data-role="outer" label="Powered by 135editor.com" style="box-sizing: border-box;"><section data-role="outer" label="Powered by 135editor.com" style="box-sizing: border-box;"><section data-role="outer" label="Powered by 135editor.com" style="box-sizing: border-box;"><section class="_135editor" data-tools="135编辑器" data-id="85496" style="   box-sizing: border-box; "><section class="layout" style="width: 80%; margin-right: auto; margin-left: auto; box-sizing: border-box;" data-width="80%"><section style="margin: 5px auto -30px; box-sizing: border-box;"><p style="text-align: center; color: inherit; white-space: normal;"><br  /></p></section><section style="margin: 5px 2px 30px; box-sizing: border-box;"><section style="display: inline-block; width: 100%; padding-top: 10px; padding-bottom: 10px; margin-top: 3px; color: rgb(239, 112, 96); box-sizing: border-box; float: left; border-color: rgb(239, 112, 96);" data-width="100%"><section style="border: 0px none rgb(239, 112, 96); margin-top: 1em; clear: both; box-sizing: border-box; color: inherit;"><section style="color: rgb(255, 255, 255); float: right; border-color: rgb(239, 112, 96); width: 6px; border-radius: 50%; margin-bottom: -3px; box-sizing: border-box; height: 6px !important; background-color: rgb(239, 112, 96);"></section><section style="color: rgb(255, 255, 255); border-color: rgb(239, 112, 96); width: 6px; border-radius: 50%; margin-bottom: -2px; box-sizing: border-box; height: 6px !important; background-color: rgb(239, 112, 96);"></section><section style="margin-top: -18px; text-decoration: inherit; color: inherit; border-color: rgb(239, 112, 96); box-sizing: border-box;"><section style="margin-bottom: 1em; box-sizing: border-box; color: inherit; border-color: rgb(239, 112, 96);"><br  /><section style="border-top-width: 1px; border-top-style: solid; width: 100%; float: left; border-color: rgb(239, 112, 96); box-sizing: border-box; color: inherit;" data-width="100%"></section></section></section></section></section></section></section></section><section class="_135editor" data-tools="135编辑器" data-id="39" style="   box-sizing: border-box; "></section><section class="_135editor" data-tools="135编辑器" data-id="29735" style="   box-sizing: border-box; "><section style="width: 92px; box-sizing: border-box;"><p style="text-align: center; line-height: 2em; white-space: normal;"><span style="color:#e27961"><strong>编者按</strong></span></p></section><section style="padding-right: 5px; padding-left: 5px; line-height: 10px; color: inherit; border: 1px solid rgb(226, 121, 97); box-sizing: border-box;"><section style="color: inherit; height: 8px; margin-top: -8px; margin-left: 140px; width: 50%; box-sizing: border-box; background-color: rgb(254, 254, 254);" data-width="50%"><section style="width: 8px; height: 8px; border-radius: 100%; line-height: 1; box-sizing: border-box; font-size: 18px; text-decoration: inherit; border-color: rgb(226, 121, 97); display: inline-block; color: inherit; background-color: rgb(226, 121, 97);"></section></section><section class="135brush" data-style="text-indent: 2em;" style="line-height: 2em; color: rgb(62, 62, 62); font-size: 14px; margin: 15px; box-sizing: border-box;"><p style="white-space: normal;"><span style="font-family:宋体">       <span style="color: rgb(62, 62, 62); font-family: 宋体; font-size: 14px; line-height: 28px;">   青年模数师观察站由深圳市城市交通规划设计研究中心创办，通过此平台将不定期发布相关前沿研究成果，旨在抛砖引玉，通过交通模型和大数据分析挖掘等研究手段，聚焦城市交通热点问题，探讨相关机理以及对策。欢迎大家留言与讨论。</span></span></p></section><section style="color: inherit; text-align: right; height: 10px; margin-bottom: -4px; margin-left: 25px; width: 65%; box-sizing: border-box; background-color: rgb(254, 254, 254);" data-width="65%"><section style="margin-right: auto; margin-bottom: 1px; margin-left: auto; border-radius: 100%; line-height: 1; box-sizing: border-box; text-decoration: inherit; border-color: rgb(226, 121, 97); display: inline-block; height: 8px; width: 8px; color: inherit; background-color: rgb(226, 121, 97);"></section></section></section></section><section class="_135editor" data-tools="135编辑器" data-id="1345" style="box-sizing: border-box;"><section style="text-align: center; box-sizing: border-box;"><section class="_135editor" data-tools="135编辑器" data-id="54" style="box-sizing: border-box;"><p style="white-space: normal;"><img class="" data-ratio="0.08375209380234507" src="http://read.html5.qq.com/image?src=forum&q=5&r=0&imgflag=7&imageUrl=http://mmbiz.qpic.cn/mmbiz_gif/qdMyjp7YE8JjaepBIbYGqYbVU6Ds0KIQeQzfdJctZLibwyULnEK4MUoG13ILfKxZNHw83o5HtibaXrocC9NX5iczQ/0?wx_fmt=gif" data-type="gif" data-w="597" style="display: inline;" title="小孩与狗童真分隔线"  /></p></section></section></section><p style="white-space: normal;"><br  /></p><section class="_135editor" data-tools="135编辑器" data-id="6" style="   box-sizing: border-box; "><p class="135brush layout" data-brushtype="text" style="white-space: normal; margin: 10px auto; padding: 10px; width: 100%; max-width: 100%; border-top-style: solid; border-top-width: 2px; border-left-width: 0px; border-bottom-style: solid; border-bottom-width: 2px; line-height: 25px; color: rgb(102, 142, 104); font-weight: bold; text-align: center; border-right-color: rgb(102, 142, 104);" data-width="100%">一、研究背景</p></section><section class="_135editor" data-tools="135编辑器" data-id="16401" style="   box-sizing: border-box; "><section class="_135editor" data-tools="135编辑器" data-id="87859" style="   box-sizing: border-box; "><section class="_135editor" data-tools="135编辑器" data-id="85713" style="   box-sizing: border-box; "><section style="margin-right: auto; margin-left: auto; box-sizing: border-box;"><section style="display: inline-block; box-sizing: border-box;"><section style="width: 50px; padding: 8px; border: none rgb(226, 121, 97); color: rgb(255, 255, 255); box-sizing: border-box; height: 40px !important; word-wrap: break-word !important; background-image: url(http://read.html5.qq.com/image?src=forum&q=5&r=0&imgflag=7&imageUrl=http://mmbiz.qpic.cn/mmbiz_png/qdMyjp7YE8JjaepBIbYGqYbVU6Ds0KIQHGzFY90CJyHbPDk6uq4yb7VcleQkyqzL7WG9rhYb53ndFYsI3kvcFw/0?wx_fmt=png); background-color: rgb(226, 121, 97); background-size: contain; background-position: 50% 50%; background-repeat: no-repeat;" class=""><p style="white-space: normal; line-height: 2em; text-align: center;"><strong><span class="autonum" style="color:inherit; font-size:20px; line-height:inherit" data-original-title="" title="">1</span></strong></p></section></section><section style="border-color: rgb(226, 121, 97); display: inline-block; padding: 5px 10px; box-sizing: border-box;"><p style="line-height: 2em; font-size: 18px; white-space: normal;"><span style="color:#0c0c0c">降雨对城市交通的影响</span></p></section></section></section><section class="_135editor" data-tools="135编辑器" data-id="55" style="   box-sizing: border-box; text-align: center; "><p style="box-sizing: border-box; line-height: 2em; white-space: normal;"><br  /></p><section style="display: inline-block; width: 200px; box-sizing: border-box;"><img class="" data-ratio="0.12" src="http://read.html5.qq.com/image?src=forum&q=5&r=0&imgflag=7&imageUrl=http://mmbiz.qpic.cn/mmbiz_gif/qdMyjp7YE8JjaepBIbYGqYbVU6Ds0KIQxicMBS7SGqYJLljgfmbTyrQtBerReDnf3nk3f6icS83eTd3VwAqoNljg/0?wx_fmt=gif" data-type="gif" data-w="500" style="width: 200px; display: inline;" title="蓝色蝴蝶分隔线"  /></section><p style="white-space: normal;"><br  /></p></section><section class="_135editor" data-tools="135编辑器" data-id="87860" style="   box-sizing: border-box; "><section class="layout" style="margin-right: auto; margin-left: auto; width: 80%; box-sizing: border-box;" data-width="80%"><section class="135brush" data-style="line-height: 1.75em; text-align: justify; margin: 10px 0px 0;font-size: 14px; color: #A1A1A1;" style="box-sizing: border-box;"><p style="white-space: normal; line-height: 2em;">         恶劣天气包括大雾、大雨、雪和大风等多种对自然环境和人类社会易造成灾害性影响的天气。对于深圳来说，降雨尤其是大暴雨是最常见的恶劣天气。</p></section></section></section><section class="_135editor" data-tools="135编辑器" data-id="1877" style=" box-sizing: border-box;  "><p style="text-align: center; white-space: normal;"><br  /></p></section><section class="_135editor" data-tools="135编辑器" data-id="16401" style="   box-sizing: border-box; "><p style="text-align: center; white-space: normal;"><img class="" data-ratio="0.01875" src="http://read.html5.qq.com/image?src=forum&q=5&r=0&imgflag=7&imageUrl=http://mmbiz.qpic.cn/mmbiz_jpg/qdMyjp7YE8JjaepBIbYGqYbVU6Ds0KIQ5szpZ4iaYqPO8l45r3hnglmTQhND0Q51sKFAb4s64pJrxFAsW9JZmhg/0?wx_fmt=jpeg" data-type="jpeg" data-w="640" style="display: inline;" title="金属质感分割线"  /></p></section><p style="white-space: normal;"><br  /></p></section><section class="_135editor" data-tools="135编辑器" data-id="87861" style="   box-sizing: border-box; "><section class="_135editor" data-tools="135编辑器" data-id="87860" style="   box-sizing: border-box; "><section class="layout" style="margin-right: auto; margin-left: auto; width: 80%; box-sizing: border-box;" data-width="80%"><section class="135brush" data-style="line-height: 1.75em; text-align: justify; margin: 10px 0px 0;font-size: 14px; color: #A1A1A1;" style="box-sizing: border-box;"><p style="white-space: normal; line-height: 2em;">        一方面降雨<span style="line-height: 2em;">影响人们出行选择。由于降雨，人们可能取消出行，改变原计划出行时间、出行方式或出行路线。另一方面</span>降雨<span style="line-height: 2em;">影响城市交通运行。降雨会造成路面湿滑甚至积水，车辆车轮表面形成水膜，与路面接触的摩擦系数下降，同时能见度下降，驾驶员视野变差。因此降雨时道路交通状况易变差，发生交通事故的可能性上升。经统计，15%的交通拥堵是由于天气造成的（如图1所示）。由降雨所引起的交通事故占到了10%（如表1所示）。</span></p><section class="_135editor" data-tools="135编辑器" data-id="701" style="box-sizing: border-box;"><section style="text-align: center; box-sizing: border-box;"><section style="display: inline-block; width: 100%; box-sizing: border-box;"><img class="" data-ratio="0.05776173285198556" src="http://read.html5.qq.com/image?src=forum&q=5&r=0&imgflag=7&imageUrl=http://mmbiz.qpic.cn/mmbiz_png/qdMyjp7YE8JjaepBIbYGqYbVU6Ds0KIQ19RNvdXOfHHj1jkwj3tJXdibdFlPSUFXmicogWjlNibCm4iaicbOhkfpPYQ/0?wx_fmt=png" data-type="png" data-w="554" style="width: 100%; display: inline;" title="银色金属分割线"  /></section></section></section><p style="text-align: center; white-space: normal;"><img data-s="300,640" data-type="jpeg" src="http://read.html5.qq.com/image?src=forum&q=5&r=0&imgflag=7&imageUrl=http://mmbiz.qpic.cn/mmbiz_jpg/qdMyjp7YE8JjaepBIbYGqYbVU6Ds0KIQNAgIg5KUwBBd62oMcZEP1RF2GnBl28ZyHjibh9FXRuumzjKHW4Em2jg/0?wx_fmt=jpeg" style="line-height: 1.6;" data-ratio="0.6930422919508867" data-w="733"  /><br  /></p><p style="white-space: normal; text-align: center;"><span style="font-size: 14px; font-family: 宋体, SimSun;"> 图1 造成交通拥堵的各种因素所占比例</span></p><section class="_135editor" data-tools="135编辑器" data-id="16401" style=" box-sizing: border-box;  "><p style="text-align: center; white-space: normal;"><img class="" data-ratio="0.01875" src="http://read.html5.qq.com/image?src=forum&q=5&r=0&imgflag=7&imageUrl=http://mmbiz.qpic.cn/mmbiz_jpg/qdMyjp7YE8JjaepBIbYGqYbVU6Ds0KIQ5szpZ4iaYqPO8l45r3hnglmTQhND0Q51sKFAb4s64pJrxFAsW9JZmhg/0?wx_fmt=jpeg" data-type="jpeg" data-w="640" style="display: inline;" title="金属质感分割线"  /></p></section><p style="text-align: center; line-height: 26px; white-space: normal;"><span style="font-family: 宋体, SimSun; font-size: 14px; line-height: 22.4px;">表1 美国降雨所引起的交通事故</span></p><table cellspacing="0" cellpadding="0"><tbody style="box-sizing: border-box;"><tr class="firstRow" style="box-sizing: border-box;"><td valign="top" style="border-color: windowtext; padding: 0px 7px; box-sizing: border-box; word-break: break-all;"><p style="text-align: center; line-height: 26px; white-space: normal;"><span style="font-size:14px;font-family:宋体;color:#3E3E3E">事故统计</span></p></td><td style="border-top-color: windowtext; border-right-color: windowtext; border-bottom-color: windowtext; border-left-style: none; padding: 0px 7px; box-sizing: border-box; word-break: break-all;"><p style="line-height: 26px; white-space: normal;"><span style="font-size:14px;font-family:宋体;color:#3E3E3E">占全部事故比例</span></p></td></tr><tr style="box-sizing: border-box;"><td style="border-right-color: windowtext; border-bottom-color: windowtext; border-left-color: windowtext; border-top-style: none; padding: 0px 7px; box-sizing: border-box; word-break: break-all;"><p style="line-height: 26px; white-space: normal;"><span style="font-size:14px;font-family:宋体;color:#3E3E3E">573,784</span><span style="font-size:14px;font-family:宋体;color:#3E3E3E">起事故</span></p></td><td style="border-top-style: none; border-left-style: none; border-bottom-color: windowtext; border-right-color: windowtext; padding: 0px 7px; box-sizing: border-box;"><p style="line-height: 26px; white-space: normal;"><span style="font-size:14px;font-family:宋体;color:#3E3E3E">10%</span></p></td></tr><tr style="box-sizing: border-box;"><td style="border-right-color: windowtext; border-bottom-color: windowtext; border-left-color: windowtext; border-top-style: none; padding: 0px 7px; box-sizing: border-box; word-break: break-all;"><p style="line-height: 26px; white-space: normal;"><span style="font-size:14px;font-family:宋体;color:#3E3E3E">228,196</span><span style="font-size:14px;font-family:宋体;color:#3E3E3E">人次受伤</span></p></td><td style="border-top-style: none; border-left-style: none; border-bottom-color: windowtext; border-right-color: windowtext; padding: 0px 7px; box-sizing: border-box;"><p style="line-height: 26px; white-space: normal;"><span style="font-size:14px;font-family:宋体;color:#3E3E3E">10%</span></p></td></tr><tr style="box-sizing: border-box;"><td style="border-right-color: windowtext; border-bottom-color: windowtext; border-left-color: windowtext; border-top-style: none; padding: 0px 7px; box-sizing: border-box; word-break: break-all;"><p style="line-height: 26px; white-space: normal;"><span style="font-size:14px;font-family:宋体;color:#3E3E3E">2,732</span><span style="font-size:14px;font-family:宋体;color:#3E3E3E">人次死亡</span></p></td><td style="border-top-style: none; border-left-style: none; border-bottom-color: windowtext; border-right-color: windowtext; padding: 0px 7px; word-break: break-all; box-sizing: border-box;"><p style="line-height: 26px; white-space: normal;"><span style="font-size:14px;font-family:宋体;color:#3E3E3E">8%</span></p></td></tr></tbody></table></section></section></section><p style="text-align: center; white-space: normal;"><br  /></p><p style="white-space: normal;"><img class="" data-ratio="0.018604651162790697" src="http://read.html5.qq.com/image?src=forum&q=5&r=0&imgflag=7&imageUrl=http://mmbiz.qpic.cn/mmbiz_jpg/qdMyjp7YE8JjaepBIbYGqYbVU6Ds0KIQTMu7ia3RqRQsVPiaYKRzGEQWicCqbD0Yic3xFj1GyricGPVtMg6TRUJC47w/0?wx_fmt=jpeg" data-type="jpeg" data-w="430" style="line-height: 25.6px; text-align: center; display: inline;" title="红色桃心分割线"  /></p></section><section data-role="paragraph" class="_135editor" style="box-sizing: border-box;"><p style="white-space: normal;"><br  /></p></section></section><section style="display: inline-block; box-sizing: border-box;"><section style="width: 50px; padding: 8px; border: none rgb(226, 121, 97); color: rgb(255, 255, 255); box-sizing: border-box; height: 40px !important; background-image: url(http://read.html5.qq.com/image?src=forum&q=5&r=0&imgflag=7&imageUrl=http://mmbiz.qpic.cn/mmbiz_png/qdMyjp7YE8JjaepBIbYGqYbVU6Ds0KIQHGzFY90CJyHbPDk6uq4yb7VcleQkyqzL7WG9rhYb53ndFYsI3kvcFw/0?wx_fmt=png); background-color: rgb(226, 121, 97); background-size: contain; background-position: 50% 50%; background-repeat: no-repeat;" class=""><p style="line-height: 2em; text-align: center; white-space: normal;"><strong><span class="autonum" style="color:inherit; font-size:20px; line-height:inherit" data-original-title="" title="">2</span></strong></p></section></section><section style="border-color: rgb(226, 121, 97); display: inline-block; padding: 5px 10px; box-sizing: border-box;"><p style="line-height: 2em; font-size: 18px; white-space: normal;">深圳的天气特征</p></section><section class="_135editor" data-tools="135编辑器" data-id="84261" style="   box-sizing: border-box; "><section style="height: 25px; box-sizing: border-box; color: inherit;"><section style="height: 100%; width: 50px; float: left; border-top-width: 2px; border-top-style: solid; border-color: rgb(172, 29, 16); border-left-width: 2px; border-left-style: solid; box-sizing: border-box; color: inherit;"></section><section style="display: inline-block; color: rgb(172, 29, 16); clear: both; box-sizing: border-box; border-color: rgb(172, 29, 16);"></section></section><p style="margin: -0.8em 0.3em; padding: 0.8em; box-sizing: border-box; color: inherit; white-space: normal; line-height: 2em;">         深圳降雨充沛，年降水量1935.8毫米。从图2可看出，深圳是全国降雨最多的地区之一。</p><p style="margin: -0.8em 0.3em; padding: 0.8em; box-sizing: border-box; color: inherit; white-space: normal;"><img src="http://read.html5.qq.com/image?src=forum&q=5&r=0&imgflag=7&imageUrl=http://mmbiz.qpic.cn/mmbiz_jpg/qdMyjp7YE8JjaepBIbYGqYbVU6Ds0KIQZYcMCt6nJX6s9WVdth0o4icnVTW1PTqwWNLB2xTo3V1jnNVYIgu2FTQ/0?wx_fmt=jpeg" class="" data-type="jpeg" data-ratio="0.6938174681059862" data-w="1019"  /></p><p style="text-align: center; line-height: 26px; white-space: normal;"><span style="font-size: 14px;">图2 全国年降雨量空间分布</span></p><p style="margin: -0.8em 0.3em; padding: 0.8em; box-sizing: border-box; color: inherit; white-space: normal; line-height: 2em;">        此外，深圳強降雨比例高，白天降雨频次和强降雨比例均高于夜间；平均每年受3.5个台风影响，城市内涝灾害较为频繁。</p><section style="height: 25px; box-sizing: border-box; color: inherit;"><section style="height: 100%; width: 50px; float: right; border-bottom-width: 2px; border-bottom-style: solid; border-color: rgb(172, 29, 16); border-right-width: 2px; border-right-style: solid; box-sizing: border-box; color: inherit;"></section></section></section><p style="line-height: 28px; white-space: normal;"><br  /></p><section class="_135editor" data-tools="135编辑器" data-id="65" style="   box-sizing: border-box; "><section class="_135editor" data-tools="135编辑器" data-id="110" style="box-sizing: border-box;"><p style="text-align: center; white-space: normal;"><img class="" data-ratio="0.36585365853658536" src="http://read.html5.qq.com/image?src=forum&q=5&r=0&imgflag=7&imageUrl=http://mmbiz.qpic.cn/mmbiz_gif/qdMyjp7YE8JjaepBIbYGqYbVU6Ds0KIQpun8t3Qvv8e8xxXzY9SZTezcAwzbop4CxYxzZLibs9R28sjz30pzWgw/0?wx_fmt=gif" data-type="gif" data-w="410" style="display: inline;" title="卖萌蔬菜动图特殊用途"  /></p></section><p style="text-align: center; white-space: normal;"><br  /></p></section><section class="_135editor" data-tools="135编辑器" data-id="6" style="   box-sizing: border-box; "><p class="135brush layout" data-brushtype="text" style="margin: 10px auto; padding: 10px; width: 100%; border-top-style: solid; border-top-width: 2px; border-left-width: 0px; border-bottom-style: solid; border-bottom-width: 2px; line-height: 25px; color: rgb(102, 142, 104); font-weight: bold; text-align: center; border-right-color: rgb(102, 142, 104); white-space: normal;" data-width="100%">二、数据与模型</p></section><section class="_135editor" data-tools="135编辑器" data-id="16401" style="   box-sizing: border-box; "><section class="_135editor" data-tools="135编辑器" data-id="32" style="   box-sizing: border-box; "><blockquote style="margin: 3px; padding: 10px 15px; border-top-width: 3px; border-right-width: 3px; border-bottom-width: 3px; border-color: rgb(102, 142, 104); border-top-left-radius: 50px; border-bottom-right-radius: 50px; box-shadow: rgb(165, 165, 165) 5px 5px 2px; box-sizing: border-box; background-color: rgb(250, 250, 250);"><section class="135brush" data-style="margin-top: 0px; margin-bottom: 0px; padding: 0px; line-height: 2em; font-size: 14px; min-height: 1.5em; color: inherit;" style="box-sizing: border-box;"><section class="_135editor" data-tools="135编辑器" data-id="85713" style="   box-sizing: border-box; "><section style="margin-right: auto; margin-left: auto; box-sizing: border-box;"><section style="display: inline-block; box-sizing: border-box;"><section style="width: 50px; padding: 8px; border: none rgb(226, 121, 97); color: rgb(255, 255, 255); box-sizing: border-box; height: 40px !important; word-wrap: break-word !important; background-image: url(http://read.html5.qq.com/image?src=forum&q=5&r=0&imgflag=7&imageUrl=http://mmbiz.qpic.cn/mmbiz_png/qdMyjp7YE8JjaepBIbYGqYbVU6Ds0KIQHGzFY90CJyHbPDk6uq4yb7VcleQkyqzL7WG9rhYb53ndFYsI3kvcFw/0?wx_fmt=png); background-color: rgb(226, 121, 97); background-size: contain; background-position: 50% 50%; background-repeat: no-repeat;" class=""><p style="white-space: normal; line-height: 2em; text-align: center;"><strong><span class="autonum" style="color:inherit; font-size:20px; line-height:inherit" data-original-title="" title="">1</span></strong></p></section></section><section style="border-color: rgb(226, 121, 97); display: inline-block; padding: 5px 10px; box-sizing: border-box;"><p style="line-height: 2em; font-size: 18px; white-space: normal;"><span style="color:#0c0c0c">数据</span></p></section></section></section><p style="line-height: 28px; text-align: center; white-space: normal;"><span style="font-family: 宋体"><img class="" data-ratio="0.12" src="http://read.html5.qq.com/image?src=forum&q=5&r=0&imgflag=7&imageUrl=http://mmbiz.qpic.cn/mmbiz_gif/qdMyjp7YE8JjaepBIbYGqYbVU6Ds0KIQxicMBS7SGqYJLljgfmbTyrQtBerReDnf3nk3f6icS83eTd3VwAqoNljg/0?wx_fmt=gif" data-type="gif" data-w="500" style="z-index: -1; cursor: pointer; line-height: 25.6px; width: 200px; display: inline;" title="蓝色蝴蝶分隔线"  /></span></p><p style="white-space: normal; line-height: 2em;">         研究所用数据包括天气数据和道路交通状况数据两类。</p><p style="white-space: normal; line-height: 2em;">         天气数据来源于深圳气象局，所使用数据集为2016年福田区地面观测站每5分钟所测量到的降雨数据。图3是2016年前10个月福田区各个时段各等级降雨分布，相对于其他城市，大雨和暴雨所占比例较高。无雨天气占93.5%。降雨天气中，小雨占61.2%，中雨占26.3%，大雨占7.7%，暴雨占4.5%。</p><p style="line-height: 28px; white-space: normal;"><br  /></p><p style="line-height: 28px; white-space: normal;"><span style="font-family: 宋体"><img src="http://read.html5.qq.com/image?src=forum&q=5&r=0&imgflag=7&imageUrl=http://mmbiz.qpic.cn/mmbiz_jpg/qdMyjp7YE8JjaepBIbYGqYbVU6Ds0KIQyxj40JHxuxbxE0HRI2z82slQ61ibQOfzgSicmmYl5F17DJF3LH6nQItQ/0?wx_fmt=jpeg" class="" data-type="jpeg" data-ratio="0.5034642032332564" data-w="866"  /></span></p><p style="line-height: 28px; text-align: center; white-space: normal;"><span style="font-size: 14px; font-family: 宋体, SimSun;">图3 2016年福田区降雨强度和时间分布特征</span></p><section class="_135editor" data-tools="135编辑器" data-id="1877" style="box-sizing: border-box;"><p style="text-align: center; white-space: normal;"><img class="" data-ratio="0.018604651162790697" src="http://read.html5.qq.com/image?src=forum&q=5&r=0&imgflag=7&imageUrl=http://mmbiz.qpic.cn/mmbiz_jpg/qdMyjp7YE8JjaepBIbYGqYbVU6Ds0KIQTMu7ia3RqRQsVPiaYKRzGEQWicCqbD0Yic3xFj1GyricGPVtMg6TRUJC47w/0?wx_fmt=jpeg" data-type="jpeg" data-w="430" style="display: inline;" title="红色桃心分割线"  /></p></section><p style="line-height: 28px; white-space: normal;"><br  /></p><p style="text-indent: 32px; white-space: normal; line-height: 2em;">道路交通状况数据则来源于深圳道路交通指数平台。深圳道路交通指数平台是我中心自主研发的深圳市路况监测和评估平台，以路网上行驶的出租车、公交车和导航车辆作为检测源，根据车辆位置的实时变化计算路网每分钟实时运行速度，且可预测未来三小时内的路网状况。由于天气数据是以5分钟作为最小时间粒度，因此本文以每5分钟作为一个时段。</p><p style="line-height: 28px; white-space: normal;"><br  /></p></section></blockquote></section><span style="font-family: 宋体"></span></section><section class="_135editor" data-tools="135编辑器" data-id="701" style="box-sizing: border-box;"><section style="text-align: center; box-sizing: border-box;"><section style="display: inline-block; width: 100%; box-sizing: border-box;"><img class="" data-ratio="0.05776173285198556" src="http://read.html5.qq.com/image?src=forum&q=5&r=0&imgflag=7&imageUrl=http://mmbiz.qpic.cn/mmbiz_png/qdMyjp7YE8JjaepBIbYGqYbVU6Ds0KIQ19RNvdXOfHHj1jkwj3tJXdibdFlPSUFXmicogWjlNibCm4iaicbOhkfpPYQ/0?wx_fmt=png" data-type="png" data-w="554" style="width: 100%; display: inline;" title="银色金属分割线"  /></section></section></section><p style="text-align: center; white-space: normal;"><br  /></p><section class="_135editor" data-tools="135编辑器" data-id="85713" style="   box-sizing: border-box; "><section style="margin-right: auto; margin-left: auto; box-sizing: border-box;"><section style="display: inline-block; box-sizing: border-box;"><section style="width: 50px; padding: 8px; border: none rgb(226, 121, 97); color: rgb(255, 255, 255); box-sizing: border-box; height: 40px !important; word-wrap: break-word !important; background-image: url(http://read.html5.qq.com/image?src=forum&q=5&r=0&imgflag=7&imageUrl=http://mmbiz.qpic.cn/mmbiz_png/qdMyjp7YE8JjaepBIbYGqYbVU6Ds0KIQHGzFY90CJyHbPDk6uq4yb7VcleQkyqzL7WG9rhYb53ndFYsI3kvcFw/0?wx_fmt=png); background-color: rgb(226, 121, 97); background-size: contain; background-position: 50% 50%; background-repeat: no-repeat;" class=""><p style="white-space: normal; line-height: 2em; text-align: center;"><strong><span class="autonum" style="color:inherit; font-size:20px; line-height:inherit" data-original-title="" title="">2</span></strong></p></section></section><section style="color: rgb(226, 121, 97); border-color: rgb(226, 121, 97); display: inline-block; padding: 5px 10px; box-sizing: border-box;"><p style="line-height: 2em; font-size: 18px; white-space: normal;"><span class="135brush" data-brushtype="text" style="color:#0C0C0C">  模型</span></p></section></section></section><section class="_135editor" data-tools="135编辑器" data-id="29735" style="   box-sizing: border-box; "><section style="padding-right: 5px; padding-left: 5px; line-height: 10px; color: inherit; border: 1px solid rgb(226, 121, 97); box-sizing: border-box;"><section style="color: inherit; height: 8px; margin-top: -8px; margin-left: 140px; width: 50%; box-sizing: border-box; background-color: rgb(254, 254, 254);" data-width="50%"><section style="width: 8px; height: 8px; border-radius: 100%; line-height: 1; box-sizing: border-box; font-size: 18px; text-decoration: inherit; border-color: rgb(226, 121, 97); display: inline-block; color: inherit; background-color: rgb(226, 121, 97);"></section></section><p style="color: rgb(62, 62, 62); font-size: 14px; margin: 15px; white-space: normal; line-height: 2em;"><span style=";font-size: 16px;;font-size: 16px; color: #000000;">         模型先根据各个观测站坐标和降雨量用anusplin进行插值计算，确定各个时段各个路段降雨量；其次，对各等级降雨和对应时段路网运行速度关系进行模式划分，分组比较。以工作日无雨天气时路网运行速度作为对照组，分别以工作日小雨天气、中雨天气、大雨天气和暴雨天气路网运行速度作为观察组，进行对照组与观察组之间的拟合与Kolmogorov-Smirnov检验。</span></p><p style="line-height: 2em; color: rgb(62, 62, 62); font-size: 14px; margin: 15px; white-space: normal;"><span style="font-size: 16px;font-family: 宋体"><img src="http://read.html5.qq.com/image?src=forum&q=5&r=0&imgflag=7&imageUrl=http://mmbiz.qpic.cn/mmbiz_jpg/qdMyjp7YE8JjaepBIbYGqYbVU6Ds0KIQTE3iblwHqHbL9icI1m2cO4ax232mEGvgvuAMRYjV7Mb13kuozpMsJonA/0?wx_fmt=jpeg" class="" data-type="jpeg" data-ratio="0.7226027397260274" data-w="584"  /></span></p><p style="line-height: 2em; color: rgb(62, 62, 62); font-size: 14px; margin: 15px; text-align: center; white-space: normal;"><span style="font-family: 宋体; line-height: 26px;">图4 降雨影响分析模型</span><span style="font-size: 16px;font-family: 宋体"><strong><span style="line-height: 26px;"></span></strong><br  /></span></p><section style="color: inherit; text-align: right; height: 10px; margin-bottom: -4px; margin-left: 25px; width: 65%; box-sizing: border-box; background-color: rgb(254, 254, 254);" data-width="65%"><section style="margin-right: auto; margin-bottom: 1px; margin-left: auto; border-radius: 100%; line-height: 1; box-sizing: border-box; text-decoration: inherit; border-color: rgb(226, 121, 97); display: inline-block; height: 8px; width: 8px; color: inherit; background-color: rgb(226, 121, 97);"></section></section></section></section><section class="_135editor" data-tools="135编辑器" data-id="1486" style="box-sizing: border-box;"><section style="text-align: center; box-sizing: border-box;"><section style="display: inline-block; width: 100%; box-sizing: border-box;"><img class="" data-ratio="0.06333333333333334" src="http://read.html5.qq.com/image?src=forum&q=5&r=0&imgflag=7&imageUrl=http://mmbiz.qpic.cn/mmbiz_png/qdMyjp7YE8JjaepBIbYGqYbVU6Ds0KIQtcaWqjvZbCiaPngzqe4SUcrjHkWsMCHLm7RC6PWiasxqpibOtRhRGW6vg/0?wx_fmt=png" data-type="png" data-w="600" style="width: 100%; display: inline;" title="羊年分割线"  /></section></section></section><section class="_135editor" data-tools="135编辑器" data-id="65" style="box-sizing: border-box;"><p style="text-align: center; white-space: normal;"><br  /></p></section><p style="white-space: normal;"><br  /></p><section class="_135editor" data-tools="135编辑器" data-id="6" style="   box-sizing: border-box; "><p class="135brush layout" data-brushtype="text" style="margin: 10px auto; padding: 10px; width: 100%; border-top-style: solid; border-top-width: 2px; border-left-width: 0px; border-bottom-style: solid; border-bottom-width: 2px; line-height: 25px; color: rgb(102, 142, 104); font-weight: bold; text-align: center; border-right-color: rgb(102, 142, 104); white-space: normal;" data-width="100%">三、分析</p></section><section class="_135editor" data-tools="135编辑器" data-id="55" style="box-sizing: border-box;"><section style="text-align: center; box-sizing: border-box;"><section class="_135editor" data-tools="135编辑器" data-id="55" style="box-sizing: border-box;"><section style="box-sizing: border-box;"><section style="display: inline-block; width: 200px; box-sizing: border-box;"><img class="" data-ratio="0.12" src="http://read.html5.qq.com/image?src=forum&q=5&r=0&imgflag=7&imageUrl=http://mmbiz.qpic.cn/mmbiz_gif/qdMyjp7YE8JjaepBIbYGqYbVU6Ds0KIQxicMBS7SGqYJLljgfmbTyrQtBerReDnf3nk3f6icS83eTd3VwAqoNljg/0?wx_fmt=gif" data-type="gif" data-w="500" style="width: 200px; display: inline;" title="蓝色蝴蝶分隔线"  /></section></section></section></section></section><p style="white-space: normal;"><br  /></p><section class="_135editor" data-tools="135编辑器" data-id="7" style="   box-sizing: border-box; "><blockquote style="white-space: normal; margin-top: 5px; padding-top: 10px; padding-right: 10px; padding-bottom: 10px; max-width: 100%; border-left-width: 5px; border-left-color: rgb(157, 180, 194); line-height: 25px; color: rgb(102, 102, 102); box-sizing: border-box;"><p style="text-indent: 28px; white-space: normal; line-height: 2em;"><span style="color: rgb(0, 0, 0);">不同等级降雨天气与无雨天气同时段的路网运行速度对比如图5至图8所示。2016年前10个月共有3337个时段是小雨天气，1412个时段是中雨天气，376个时段是大雨天气，251个时段是暴雨天气。对对照组和观察组数据进行拟合与检验，结果见表2。四组拟合度均高于0.75，在可接受范围内。</span></p><section class="_135editor" data-tools="135编辑器" data-id="701" style="   box-sizing: border-box; "><section style="text-align: center; box-sizing: border-box;"><br  /></section></section><p style="text-indent: 28px; line-height: 28px; white-space: normal;"><br  /></p><p style="white-space: normal;"><img src="http://read.html5.qq.com/image?src=forum&q=5&r=0&imgflag=7&imageUrl=http://mmbiz.qpic.cn/mmbiz_png/qdMyjp7YE8JjaepBIbYGqYbVU6Ds0KIQ3nDFg7JDUlL9poz2evkVvOmIJrSJ2Pibl8jgiceKGTtYHZyjhXB8bmAw/0?wx_fmt=png" style="float: right;" title="5.png" class="" data-type="png" data-ratio="0.603401969561325" data-w="1117"  /></p><p style="text-align: center; line-height: 26px; white-space: normal;"><span style="font-size: 14px; color: rgb(0, 0, 0); font-family: 宋体, SimSun;">图5 小雨天气与无雨天气路况对比</span></p><section class="_135editor" data-tools="135编辑器" data-id="701" style="box-sizing: border-box;"><section style="text-align: center; box-sizing: border-box;"><section style="display: inline-block; width: 100%; box-sizing: border-box;"><img class="" data-ratio="0.05776173285198556" src="http://read.html5.qq.com/image?src=forum&q=5&r=0&imgflag=7&imageUrl=http://mmbiz.qpic.cn/mmbiz_png/qdMyjp7YE8JjaepBIbYGqYbVU6Ds0KIQ19RNvdXOfHHj1jkwj3tJXdibdFlPSUFXmicogWjlNibCm4iaicbOhkfpPYQ/0?wx_fmt=png" data-type="png" data-w="554" style="width: 100%; display: inline;" title="银色金属分割线"  /></section></section></section><p style="line-height: 26px; white-space: normal;"><br  /></p><p style="white-space: normal;"><img src="http://read.html5.qq.com/image?src=forum&q=5&r=0&imgflag=7&imageUrl=http://mmbiz.qpic.cn/mmbiz_png/qdMyjp7YE8JjaepBIbYGqYbVU6Ds0KIQibbX8pLqx442iapcex00OImPDXojZgtyV0k6ictbQvM8c2iaAb2Vu5hgnw/0?wx_fmt=png" title="6.png" class="" data-type="png" data-ratio="0.603401969561325" data-w="1117"  /></p><p style="text-align: center; white-space: normal;"><span style="font-size: 14px; color: #000000; font-family: 宋体, SimSun;">图6 中雨天气与无雨天气路况对比</span></p><section class="_135editor" data-tools="135编辑器" data-id="701" style="box-sizing: border-box;"><section style="text-align: center; box-sizing: border-box;"><section style="display: inline-block; width: 100%; box-sizing: border-box;"><img class="" data-ratio="0.05776173285198556" src="http://read.html5.qq.com/image?src=forum&q=5&r=0&imgflag=7&imageUrl=http://mmbiz.qpic.cn/mmbiz_png/qdMyjp7YE8JjaepBIbYGqYbVU6Ds0KIQ19RNvdXOfHHj1jkwj3tJXdibdFlPSUFXmicogWjlNibCm4iaicbOhkfpPYQ/0?wx_fmt=png" data-type="png" data-w="554" style="width: 100%; display: inline;" title="银色金属分割线"  /></section></section></section><p style="white-space: normal;"><br  /></p><p style="white-space: normal;"><img src="http://read.html5.qq.com/image?src=forum&q=5&r=0&imgflag=7&imageUrl=http://mmbiz.qpic.cn/mmbiz_png/qdMyjp7YE8JjaepBIbYGqYbVU6Ds0KIQicM4rWhIR6GNVMiaE2s0jyVLL3pib091jQDNNgaevUTqVE30VHU2kVqjw/0?wx_fmt=png" title="7.png" class="" data-type="png" data-ratio="0.5784114052953157" data-w="982"  /></p><p style="text-indent: 28px; line-height: 28px; text-align: center; white-space: normal;"><span style="font-size: 14px; font-family: 宋体, SimSun; color: #000000;">图7 大雨天气与无雨天气路况对比</span><span style="font-size: 14px; color: rgb(0, 0, 0);"><br  /></span></p><section class="_135editor" data-tools="135编辑器" data-id="701" style="box-sizing: border-box;"><section style="text-align: center; box-sizing: border-box;"><br  /></section></section><section class="_135editor" data-tools="135编辑器" data-id="701" style="   box-sizing: border-box; "><section style="text-align: center; box-sizing: border-box;"><section style="display: inline-block; width: 100%; box-sizing: border-box;"><img class="" data-ratio="0.05776173285198556" src="http://read.html5.qq.com/image?src=forum&q=5&r=0&imgflag=7&imageUrl=http://mmbiz.qpic.cn/mmbiz_png/qdMyjp7YE8JjaepBIbYGqYbVU6Ds0KIQ19RNvdXOfHHj1jkwj3tJXdibdFlPSUFXmicogWjlNibCm4iaicbOhkfpPYQ/0?wx_fmt=png" data-type="png" data-w="554" style="width: 100%; display: inline;" title="银色金属分割线"  /><img src="http://read.html5.qq.com/image?src=forum&q=5&r=0&imgflag=7&imageUrl=http://mmbiz.qpic.cn/mmbiz_png/qdMyjp7YE8JjaepBIbYGqYbVU6Ds0KIQ4BprBuQ1XfsXicsukbRFJuBmc4CBliaZVYTYicicYpXjKbials8zib2gPHPw/0?wx_fmt=png" style="line-height: 28px; text-align: left; text-indent: 28px;" class="" data-type="png" data-ratio="0.603401969561325" data-w="1117"  /></section></section><section style="text-align: center; box-sizing: border-box;"><section style="display: inline-block; width: 100%; box-sizing: border-box;"><span style="font-size: 14px; color: #000000; font-family: 宋体, SimSun;">图8 暴雨天气与无雨天气路况对比</span></section></section><section style="text-align: center; box-sizing: border-box;"><section style="display: inline-block; width: 100%; box-sizing: border-box;"><section class="_135editor" data-tools="135编辑器" data-id="701" style="box-sizing: border-box;"><section style="box-sizing: border-box;"><section style="display: inline-block; width: 100%; box-sizing: border-box;"><section class="_135editor" data-tools="135编辑器" data-id="1877" style="box-sizing: border-box;"><section class="_135editor" data-tools="135编辑器" data-id="16401" style="box-sizing: border-box;"><section class="_135editor" data-tools="135编辑器" data-id="701" style="box-sizing: border-box;"><section style="box-sizing: border-box;"><section style="display: inline-block; width: 100%; box-sizing: border-box;"><img class="" data-ratio="0.01875" src="http://read.html5.qq.com/image?src=forum&q=5&r=0&imgflag=7&imageUrl=http://mmbiz.qpic.cn/mmbiz_jpg/qdMyjp7YE8JjaepBIbYGqYbVU6Ds0KIQ5szpZ4iaYqPO8l45r3hnglmTQhND0Q51sKFAb4s64pJrxFAsW9JZmhg/0?wx_fmt=jpeg" data-type="jpeg" data-w="640" style="width: 100%; display: inline;" title="银色金属分割线"  /></section></section></section><p style="white-space: normal;"><br  /></p></section></section></section></section></section></section></section></section><p style="white-space: normal; line-height: 2em;"><span style="color: rgb(0, 0, 0);">         从小雨到暴雨，拟合斜率依次下降，表明在交通畅通时段，暴雨天气时交通运行所受影响最大，路网运行速度降幅较大；而在交通拥堵时段，由于路网运行较慢，路网运行速度降幅有限。</span></p><section class="_135editor" data-tools="135编辑器" data-id="1877" style="box-sizing: border-box;"><p style="text-align: center; white-space: normal; line-height: 2em;"><img class="" data-ratio="0.018604651162790697" src="http://read.html5.qq.com/image?src=forum&q=5&r=0&imgflag=7&imageUrl=http://mmbiz.qpic.cn/mmbiz_jpg/qdMyjp7YE8JjaepBIbYGqYbVU6Ds0KIQTMu7ia3RqRQsVPiaYKRzGEQWicCqbD0Yic3xFj1GyricGPVtMg6TRUJC47w/0?wx_fmt=jpeg" data-type="jpeg" data-w="430" style="display: inline;" title="红色桃心分割线"  /></p></section><p class="135brush" style="white-space: normal;"><br  /></p><p style="text-align: center; line-height: 26px; white-space: normal;"><span style="font-size: 14px; color: #000000; font-family: 宋体, SimSun;">表2 不同等级降雨拟合参数</span></p><table cellspacing="0" cellpadding="0"><tbody style="box-sizing: border-box;"><tr class="firstRow" style="box-sizing: border-box;"><td width="83" valign="top" style="border-color: windowtext; padding: 0px 7px; box-sizing: border-box;"><p style="white-space: normal;"><span style="font-size: 14px; color: rgb(0, 0, 0);">降雨等级</span></p></td><td width="63" valign="top" style="border-top-color: windowtext; border-right-color: windowtext; border-bottom-color: windowtext; border-left-style: none; padding: 0px 7px; box-sizing: border-box;"><p style="white-space: normal;"><span style="font-size: 14px; color: rgb(0, 0, 0);">时段数</span></p></td><td width="73" valign="top" style="border-top-color: windowtext; border-right-color: windowtext; border-bottom-color: windowtext; border-left-style: none; padding: 0px 7px; box-sizing: border-box;"><p style="white-space: normal;"><span style="font-size: 14px; color: rgb(0, 0, 0);">拟合度</span></p></td><td width="64" valign="top" style="border-top-color: windowtext; border-right-color: windowtext; border-bottom-color: windowtext; border-left-style: none; padding: 0px 7px; box-sizing: border-box;"><p style="white-space: normal;"><span style="font-size: 14px; color: rgb(0, 0, 0);">斜率</span></p></td><td width="73" valign="top" style="border-top-color: windowtext; border-right-color: windowtext; border-bottom-color: windowtext; border-left-style: none; padding: 0px 7px; box-sizing: border-box;"><p style="white-space: normal;"><span style="font-size: 14px; color: rgb(0, 0, 0);">截距</span></p></td></tr><tr style="box-sizing: border-box;"><td width="83" valign="top" style="border-right-color: windowtext; border-bottom-color: windowtext; border-left-color: windowtext; border-top-style: none; padding: 0px 7px; box-sizing: border-box;"><p style="white-space: normal;"><span style="font-size: 14px; color: rgb(0, 0, 0);">小雨</span></p></td><td width="63" valign="top" style="border-top-style: none; border-left-style: none; border-bottom-color: windowtext; border-right-color: windowtext; padding: 0px 7px; box-sizing: border-box;"><p style="white-space: normal;"><span style="font-size: 14px; color: rgb(0, 0, 0);">3337</span></p></td><td width="73" valign="top" style="border-top-style: none; border-left-style: none; border-bottom-color: windowtext; border-right-color: windowtext; padding: 0px 7px; box-sizing: border-box;"><p style="white-space: normal;"><span style="font-size: 14px; color: rgb(0, 0, 0);">0.9085</span></p></td><td width="64" valign="top" style="border-top-style: none; border-left-style: none; border-bottom-color: windowtext; border-right-color: windowtext; padding: 0px 7px; box-sizing: border-box;"><p style="white-space: normal;"><span style="font-size: 14px; color: rgb(0, 0, 0);">0.9987</span></p></td><td width="73" valign="top" style="border-top-style: none; border-left-style: none; border-bottom-color: windowtext; border-right-color: windowtext; padding: 0px 7px; box-sizing: border-box;"><p style="white-space: normal;"><span style="font-size: 14px; color: rgb(0, 0, 0);">-3.407</span></p></td></tr><tr style="box-sizing: border-box;"><td width="83" valign="top" style="border-right-color: windowtext; border-bottom-color: windowtext; border-left-color: windowtext; border-top-style: none; padding: 0px 7px; box-sizing: border-box;"><p style="white-space: normal;"><span style="font-size: 14px; color: rgb(0, 0, 0);">中雨</span></p></td><td width="63" valign="top" style="border-top-style: none; border-left-style: none; border-bottom-color: windowtext; border-right-color: windowtext; padding: 0px 7px; box-sizing: border-box;"><p style="white-space: normal;"><span style="font-size: 14px; color: rgb(0, 0, 0);">1412</span></p></td><td width="73" valign="top" style="border-top-style: none; border-left-style: none; border-bottom-color: windowtext; border-right-color: windowtext; padding: 0px 7px; box-sizing: border-box;"><p style="white-space: normal;"><span style="font-size: 14px; color: rgb(0, 0, 0);">0.8848</span></p></td><td width="64" valign="top" style="border-top-style: none; border-left-style: none; border-bottom-color: windowtext; border-right-color: windowtext; padding: 0px 7px; box-sizing: border-box;"><p style="white-space: normal;"><span style="font-size: 14px; color: rgb(0, 0, 0);">0.9661</span></p></td><td width="73" valign="top" style="border-top-style: none; border-left-style: none; border-bottom-color: windowtext; border-right-color: windowtext; padding: 0px 7px; box-sizing: border-box;"><p style="white-space: normal;"><span style="font-size: 14px; color: rgb(0, 0, 0);">- 2.51</span></p></td></tr><tr style="box-sizing: border-box;"><td width="83" valign="top" style="border-right-color: windowtext; border-bottom-color: windowtext; border-left-color: windowtext; border-top-style: none; padding: 0px 7px; box-sizing: border-box;"><p style="white-space: normal;"><span style="font-size: 14px; color: rgb(0, 0, 0);">大雨</span></p></td><td width="63" valign="top" style="border-top-style: none; border-left-style: none; border-bottom-color: windowtext; border-right-color: windowtext; padding: 0px 7px; box-sizing: border-box;"><p style="white-space: normal;"><span style="font-size: 14px; color: rgb(0, 0, 0);">376</span></p></td><td width="73" valign="top" style="border-top-style: none; border-left-style: none; border-bottom-color: windowtext; border-right-color: windowtext; padding: 0px 7px; box-sizing: border-box;"><p style="white-space: normal;"><span style="font-size: 14px; color: rgb(0, 0, 0);">0.7939</span></p></td><td width="64" valign="top" style="border-top-style: none; border-left-style: none; border-bottom-color: windowtext; border-right-color: windowtext; padding: 0px 7px; box-sizing: border-box;"><p style="white-space: normal;"><span style="font-size: 14px; color: rgb(0, 0, 0);">0.8702</span></p></td><td width="73" valign="top" style="border-top-style: none; border-left-style: none; border-bottom-color: windowtext; border-right-color: windowtext; padding: 0px 7px; box-sizing: border-box;"><p style="white-space: normal;"><span style="font-size: 14px; color: rgb(0, 0, 0);">1.031</span></p></td></tr><tr style="box-sizing: border-box;"><td width="83" valign="top" style="border-right-color: windowtext; border-bottom-color: windowtext; border-left-color: windowtext; border-top-style: none; padding: 0px 7px; box-sizing: border-box;"><p style="white-space: normal;"><span style="font-size: 14px; color: rgb(0, 0, 0);">暴雨</span></p></td><td width="63" valign="top" style="border-top-style: none; border-left-style: none; border-bottom-color: windowtext; border-right-color: windowtext; padding: 0px 7px; box-sizing: border-box;"><p style="white-space: normal;"><span style="font-size: 14px; color: rgb(0, 0, 0);">251</span></p></td><td width="73" valign="top" style="border-top-style: none; border-left-style: none; border-bottom-color: windowtext; border-right-color: windowtext; padding: 0px 7px; box-sizing: border-box;"><p style="white-space: normal;"><span style="font-size: 14px; color: rgb(0, 0, 0);">0.7602</span></p></td><td width="64" valign="top" style="border-top-style: none; border-left-style: none; border-bottom-color: windowtext; border-right-color: windowtext; padding: 0px 7px; box-sizing: border-box;"><p style="white-space: normal;"><span style="font-size: 14px; color: rgb(0, 0, 0);">0.8029</span></p></td><td width="73" valign="top" style="border-top-style: none; border-left-style: none; border-bottom-color: windowtext; border-right-color: windowtext; padding: 0px 7px; box-sizing: border-box;"><p style="white-space: normal;"><span style="font-size: 14px; color: rgb(0, 0, 0);">2.705</span></p></td></tr></tbody></table>  <br  /><p style="text-indent: 28px; white-space: normal; line-height: 2em;"><span style="color: rgb(0, 0, 0);">不同降雨等级天气时路网运行速度下降值分布见表3。小雨和中雨天气路网平均运行速度下降2.4km/h和3.4km/h，而大雨和暴雨天气路网运行速度下降达4.5km/h和5.7km/h。其中75%的大雨天气路网运行速度下降超过2.7km/h,50%的大雨天气路网运行速度下降超过4.6km/h；75%的暴雨天气路网运行速度下降超过3.8km/h,50%的暴雨天气路网运行速度下降超过6.3km/h。</span></p><p style="text-indent: 28px; line-height: 26px; white-space: normal;"><br  /></p><p style="text-align: center; line-height: 26px; white-space: normal;"><span style="font-size: 14px; color: rgb(0, 0, 0);">表3 降雨天气下路网运行速度下降值分布</span></p><table cellspacing="0" cellpadding="0"><tbody style="box-sizing: border-box;"><tr class="firstRow" style="box-sizing: border-box;"><td width="72" valign="top" style="border-color: windowtext; padding: 0px 7px; box-sizing: border-box;"><p style="white-space: normal;"><span style="font-size: 14px; color: rgb(0, 0, 0);">降雨等级</span></p></td><td width="72" valign="top" style="border-top-color: windowtext; border-right-color: windowtext; border-bottom-color: windowtext; border-left-style: none; padding: 0px 7px; box-sizing: border-box;"><p style="white-space: normal;"><span style="font-size: 14px; color: rgb(0, 0, 0);">均值</span></p></td><td width="72" valign="top" style="border-top-color: windowtext; border-right-color: windowtext; border-bottom-color: windowtext; border-left-style: none; padding: 0px 7px; box-sizing: border-box;"><p style="white-space: normal;"><span style="font-size: 14px; color: rgb(0, 0, 0);">75%位数</span></p></td><td width="72" valign="top" style="border-top-color: windowtext; border-right-color: windowtext; border-bottom-color: windowtext; border-left-style: none; padding: 0px 7px; box-sizing: border-box;"><p style="white-space: normal;"><span style="font-size: 14px; color: rgb(0, 0, 0);">50%位数</span></p></td><td width="72" valign="top" style="border-top-color: windowtext; border-right-color: windowtext; border-bottom-color: windowtext; border-left-style: none; padding: 0px 7px; box-sizing: border-box;"><p style="white-space: normal;"><span style="font-size: 14px; color: rgb(0, 0, 0);">25%位数</span></p></td></tr><tr style="box-sizing: border-box;"><td width="72" valign="top" style="border-right-color: windowtext; border-bottom-color: windowtext; border-left-color: windowtext; border-top-style: none; padding: 0px 7px; box-sizing: border-box;"><p style="white-space: normal;"><span style="font-size: 14px; color: rgb(0, 0, 0);">小雨</span></p></td><td width="72" valign="top" style="border-top-style: none; border-left-style: none; border-bottom-color: windowtext; border-right-color: windowtext; padding: 0px 7px; box-sizing: border-box;"><p style="white-space: normal;"><span style="font-size: 14px; color: rgb(0, 0, 0);">2.4</span></p></td><td width="72" valign="top" style="border-top-style: none; border-left-style: none; border-bottom-color: windowtext; border-right-color: windowtext; padding: 0px 7px; box-sizing: border-box;"><p style="white-space: normal;"><span style="font-size: 14px; color: rgb(0, 0, 0);">1.1</span></p></td><td width="72" valign="top" style="border-top-style: none; border-left-style: none; border-bottom-color: windowtext; border-right-color: windowtext; padding: 0px 7px; box-sizing: border-box;"><p style="white-space: normal;"><span style="font-size: 14px; color: rgb(0, 0, 0);">2.5</span></p></td><td width="72" valign="top" style="border-top-style: none; border-left-style: none; border-bottom-color: windowtext; border-right-color: windowtext; padding: 0px 7px; box-sizing: border-box;"><p style="white-space: normal;"><span style="font-size: 14px; color: rgb(0, 0, 0);">3.6</span></p></td></tr><tr style="box-sizing: border-box;"><td width="72" valign="top" style="border-right-color: windowtext; border-bottom-color: windowtext; border-left-color: windowtext; border-top-style: none; padding: 0px 7px; box-sizing: border-box;"><p style="white-space: normal;"><span style="font-size: 14px; color: rgb(0, 0, 0);">中雨</span></p></td><td width="72" valign="top" style="border-top-style: none; border-left-style: none; border-bottom-color: windowtext; border-right-color: windowtext; padding: 0px 7px; box-sizing: border-box;"><p style="white-space: normal;"><span style="font-size: 14px; color: rgb(0, 0, 0);">3.4</span></p></td><td width="72" valign="top" style="border-top-style: none; border-left-style: none; border-bottom-color: windowtext; border-right-color: windowtext; padding: 0px 7px; box-sizing: border-box;"><p style="white-space: normal;"><span style="font-size: 14px; color: rgb(0, 0, 0);">2.2</span></p></td><td width="72" valign="top" style="border-top-style: none; border-left-style: none; border-bottom-color: windowtext; border-right-color: windowtext; padding: 0px 7px; box-sizing: border-box;"><p style="white-space: normal;"><span style="font-size: 14px; color: rgb(0, 0, 0);">3.8</span></p></td><td width="72" valign="top" style="border-top-style: none; border-left-style: none; border-bottom-color: windowtext; border-right-color: windowtext; padding: 0px 7px; box-sizing: border-box;"><p style="white-space: normal;"><span style="font-size: 14px; color: rgb(0, 0, 0);">5.4</span></p></td></tr><tr style="box-sizing: border-box;"><td width="72" valign="top" style="border-right-color: windowtext; border-bottom-color: windowtext; border-left-color: windowtext; border-top-style: none; padding: 0px 7px; box-sizing: border-box;"><p style="white-space: normal;"><span style="font-size: 14px; color: rgb(0, 0, 0);">大雨</span></p></td><td width="72" valign="top" style="border-top-style: none; border-left-style: none; border-bottom-color: windowtext; border-right-color: windowtext; padding: 0px 7px; box-sizing: border-box;"><p style="white-space: normal;"><span style="font-size: 14px; color: rgb(0, 0, 0);">4.5</span></p></td><td width="72" valign="top" style="border-top-style: none; border-left-style: none; border-bottom-color: windowtext; border-right-color: windowtext; padding: 0px 7px; box-sizing: border-box;"><p style="white-space: normal;"><span style="font-size: 14px; color: rgb(0, 0, 0);">2.7</span></p></td><td width="72" valign="top" style="border-top-style: none; border-left-style: none; border-bottom-color: windowtext; border-right-color: windowtext; padding: 0px 7px; box-sizing: border-box;"><p style="white-space: normal;"><span style="font-size: 14px; color: rgb(0, 0, 0);">4.6</span></p></td><td width="72" valign="top" style="border-top-style: none; border-left-style: none; border-bottom-color: windowtext; border-right-color: windowtext; padding: 0px 7px; box-sizing: border-box;"><p style="white-space: normal;"><span style="font-size: 14px; color: rgb(0, 0, 0);">6.3</span></p></td></tr><tr style="box-sizing: border-box;"><td width="72" valign="top" style="border-right-color: windowtext; border-bottom-color: windowtext; border-left-color: windowtext; border-top-style: none; padding: 0px 7px; box-sizing: border-box;"><p style="white-space: normal;"><span style="font-size: 14px; color: rgb(0, 0, 0);">暴雨</span></p></td><td width="72" valign="top" style="border-top-style: none; border-left-style: none; border-bottom-color: windowtext; border-right-color: windowtext; padding: 0px 7px; box-sizing: border-box;"><p style="white-space: normal;"><span style="font-size: 14px; color: rgb(0, 0, 0);">5.7</span></p></td><td width="72" valign="top" style="border-top-style: none; border-left-style: none; border-bottom-color: windowtext; border-right-color: windowtext; padding: 0px 7px; box-sizing: border-box;"><p style="white-space: normal;"><span style="font-size: 14px; color: rgb(0, 0, 0);">3.8</span></p></td><td width="72" valign="top" style="border-top-style: none; border-left-style: none; border-bottom-color: windowtext; border-right-color: windowtext; padding: 0px 7px; box-sizing: border-box;"><p style="white-space: normal;"><span style="font-size: 14px; color: rgb(0, 0, 0);">6.3</span></p></td><td width="72" valign="top" style="border-top-style: none; border-left-style: none; border-bottom-color: windowtext; border-right-color: windowtext; padding: 0px 7px; box-sizing: border-box;"><p style="white-space: normal;"><span style="font-size: 14px; color: rgb(0, 0, 0);">8.2</span></p></td></tr></tbody></table><p style="text-indent: 28px; line-height: 26px; white-space: normal;"><br  /></p><p style="text-indent: 28px; white-space: normal; line-height: 2em;"><span style="color: rgb(0, 0, 0);">由上可见，降雨尤其是大暴雨对交通运行影响较大，大暴雨天气往往是交通拥堵的重要原因之一。</span></p><p class="135brush" style="white-space: normal;"><br  /></p></blockquote></section><section class="_135editor" data-tools="135编辑器" data-id="62" style="   box-sizing: border-box; "><section class="_135editor" data-tools="135编辑器" data-id="65" style="box-sizing: border-box;"><p style="text-align: center; white-space: normal;"><img class="" data-ratio="0.08102766798418973" src="http://read.html5.qq.com/image?src=forum&q=5&r=0&imgflag=7&imageUrl=http://mmbiz.qpic.cn/mmbiz_jpg/qdMyjp7YE8JjaepBIbYGqYbVU6Ds0KIQsaEKhxELo3dEEBLibQ9giahFAt5C3rwU5UHOzZCyibq2WxBiaLrRAUbhRg/0?wx_fmt=jpeg" data-type="jpeg" data-w="506" style="display: inline;" title="绿色小树草地分割线"  /></p></section></section><p style="white-space: normal;"><br  /></p><section class="_135editor" data-tools="135编辑器" data-id="6" style="   box-sizing: border-box; "><p class="135brush layout" data-brushtype="text" style="margin: 10px auto; padding: 10px; width: 100%; border-top-style: solid; border-top-width: 2px; border-left-width: 0px; border-bottom-style: solid; border-bottom-width: 2px; line-height: 25px; color: rgb(102, 142, 104); font-weight: bold; text-align: center; border-right-color: rgb(102, 142, 104); white-space: normal;" data-width="100%">四、研究展望</p></section><section class="_135editor" data-tools="135编辑器" data-id="55" style="   box-sizing: border-box; "><section style="text-align: center; box-sizing: border-box;"><section class="_135editor" data-tools="135编辑器" data-id="23" style="   box-sizing: border-box; "><p style="font-size: 14px; margin-top: 10px; margin-bottom: 10px; padding: 15px 20px 15px 45px; outline: 0px; border: 0px currentcolor; color: rgb(62, 62, 62); vertical-align: baseline; box-sizing: border-box; text-align: left; line-height: 2em; white-space: normal; background-image: url(http://read.html5.qq.com/image?src=forum&q=5&r=0&imgflag=7&imageUrl=http://mmbiz.qpic.cn/mmbiz_jpg/qdMyjp7YE8JjaepBIbYGqYbVU6Ds0KIQ6h7EJ4RdGkxkfo1S7SOokfVKOibWxAcyefosQibakEfepXOvtVFPwiaiag/0?wx_fmt=jpeg); background-color: rgb(241, 241, 241); background-position: 1% 5px; background-repeat: no-repeat;" class=""><span style="font-size: 16px;">        </span><span style="font-size: 16px;"> 后续研究将从以下两方面进行：一是以更细致的时间和空间粒度分析降雨对城市交通影响的规律，并建立考虑降雨影响的路况预测模型；一是研究应对降雨对城市交通影响的对策。</span></p></section><section data-role="paragraph" class="_135editor" style="box-sizing: border-box;"><p style="white-space: normal;"><br  /></p></section></section></section><section class="_135editor" data-tools="135编辑器" data-id="85713" style="   box-sizing: border-box; "><section class="tool-border" style="z-index: 100; box-sizing: border-box;"><section style="   border-top-width: 1px; border-top-style: dashed; border-top-color: red; width: 100%; top: -5px; box-sizing: border-box; "></section><section style="   border-top-width: 1px; border-top-style: dashed; border-top-color: red; width: 100%; bottom: -5px; box-sizing: border-box; "></section><section style="   border-top-width: 1px; border-top-style: dashed; border-top-color: red; width: 5px; top: -5px; left: -5px; box-sizing: border-box; "></section><section style="   border-top-width: 1px; border-top-style: dashed; border-top-color: red; width: 5px; top: -5px; right: -5px; box-sizing: border-box; "></section><section style="   border-top-width: 1px; border-top-style: dashed; border-top-color: red; width: 5px; bottom: -5px; left: -5px; box-sizing: border-box; "></section><section style="   border-top-width: 1px; border-top-style: dashed; border-top-color: red; width: 5px; bottom: -5px; right: -5px; box-sizing: border-box; "></section><section style="   border-left-width: 1px; border-left-style: dashed; border-left-color: red; height: 100%; left: -5px; box-sizing: border-box; "></section><section style="   border-right-width: 1px; border-right-style: dashed; border-right-color: red; height: 100%; right: -5px; box-sizing: border-box; "></section><section style="   border-left-width: 1px; border-left-style: dashed; border-left-color: red; height: 5px; bottom: -5px; left: -5px; box-sizing: border-box; "></section><section style="   border-left-width: 1px; border-left-style: dashed; border-left-color: red; height: 5px; top: -5px; left: -5px; box-sizing: border-box; "></section><section style="   border-left-width: 1px; border-left-style: dashed; border-left-color: red; height: 5px; bottom: -5px; right: -5px; box-sizing: border-box; "></section><section style="   border-left-width: 1px; border-left-style: dashed; border-left-color: red; height: 5px; top: -5px; right: -5px; box-sizing: border-box; "></section></section><section style="margin-right: auto; margin-left: auto; box-sizing: border-box;"><section style="display: inline-block; box-sizing: border-box;"><section style="width: 50px; padding: 8px; border: none rgb(226, 121, 97); color: rgb(255, 255, 255); box-sizing: border-box; height: 40px !important; word-wrap: break-word !important; background-image: url(http://read.html5.qq.com/image?src=forum&q=5&r=0&imgflag=7&imageUrl=http://mmbiz.qpic.cn/mmbiz_png/qdMyjp7YE8JjaepBIbYGqYbVU6Ds0KIQHGzFY90CJyHbPDk6uq4yb7VcleQkyqzL7WG9rhYb53ndFYsI3kvcFw/0?wx_fmt=png); background-color: rgb(226, 121, 97); background-size: contain; background-position: 50% 50%; background-repeat: no-repeat;" class=""><p style="white-space: normal; line-height: 2em; text-align: center;"><strong><span class="autonum" style="color:inherit; font-size:20px; line-height:inherit" data-original-title="" title="">1</span></strong></p></section></section><section style="color: rgb(226, 121, 97); border-color: rgb(226, 121, 97); display: inline-block; padding: 5px 10px; box-sizing: border-box;"><p style="line-height: 2em; font-size: 18px; white-space: normal;"><span class="135brush" data-brushtype="text" style="color:#0C0C0C">降雨对城市交通路况影响的研究</span></p></section></section></section><section class="_135editor" data-tools="135编辑器" data-id="29735" style="   box-sizing: border-box; "><section style="padding-right: 5px; padding-left: 5px; line-height: 10px; color: inherit; border: 1px solid rgb(226, 121, 97); box-sizing: border-box;"><section style="color: inherit; height: 8px; margin-top: -8px; margin-left: 140px; width: 50%; box-sizing: border-box; background-color: rgb(254, 254, 254);" data-width="50%"><section style="width: 8px; height: 8px; border-radius: 100%; line-height: 1; box-sizing: border-box; font-size: 18px; text-decoration: inherit; border-color: rgb(226, 121, 97); display: inline-block; color: inherit; background-color: rgb(226, 121, 97);"></section></section><p style="color: rgb(62, 62, 62); font-size: 14px; margin: 15px; box-sizing: border-box; line-height: 2em; white-space: normal;"><span style="font-size: 16px;">         后续研究将使用地面观测站每分钟观测降雨量多年历史数据，缩小分析天气数据在时间和空间上的粒度，以1分钟作为分析的最小时间粒度，考虑降雨的空间差异，以地面观测站影响范围作为分析的最小空间粒度，分析不同等级降雨在降雨中和降雨后对不同时段不同等级道路的影响，并以此为基础，建立基于天气预测信息的道路交通路况预测模型。</span></p><p style="color: inherit; text-align: right; height: 10px; margin-bottom: -4px; margin-left: 25px; width: 65%; box-sizing: border-box; line-height: 2em; white-space: normal; background-color: rgb(254, 254, 254);"><br  /></p><section style="margin-right: auto; margin-bottom: 1px; margin-left: auto; border-radius: 100%; line-height: 1; box-sizing: border-box; text-decoration: inherit; border-color: rgb(226, 121, 97); display: inline-block; height: 8px; width: 8px; color: inherit; background-color: rgb(226, 121, 97);"><section class="_135editor" data-tools="135编辑器" data-id="1342" style="box-sizing: border-box;"><section style="text-align: center; box-sizing: border-box;"><section style="display: inline-block; width: 240px; box-sizing: border-box;"><img class="" data-ratio="0.1" src="http://read.html5.qq.com/image?src=forum&q=5&r=0&imgflag=7&imageUrl=http://mmbiz.qpic.cn/mmbiz_jpg/qdMyjp7YE8JjaepBIbYGqYbVU6Ds0KIQM3Xw0SZm5qyKCibYW4X0GYXwIoVR3XkkKtBG7dywvFDOI1E5sRtAlHA/0?wx_fmt=jpeg" data-type="jpeg" data-w="400" style="width: 240px; display: inline;" title="屋子小树简笔画分割线"  /></section></section></section></section><p style="white-space: normal;"><br  /></p></section></section><section class="_135editor" data-tools="135编辑器" data-id="1342" style="   box-sizing: border-box; "><section style="text-align: center; box-sizing: border-box;"><section style="display: inline-block; width: 240px; box-sizing: border-box;"><img class="" data-ratio="0.1" src="http://read.html5.qq.com/image?src=forum&q=5&r=0&imgflag=7&imageUrl=http://mmbiz.qpic.cn/mmbiz_jpg/qdMyjp7YE8JjaepBIbYGqYbVU6Ds0KIQM3Xw0SZm5qyKCibYW4X0GYXwIoVR3XkkKtBG7dywvFDOI1E5sRtAlHA/0?wx_fmt=jpeg" data-type="jpeg" data-w="400" style="width: 240px; display: inline;" title="屋子小树简笔画分割线"  /></section></section></section><p style="text-indent: 32px; line-height: 150%; white-space: normal;"><br  /></p><h3 style="margin-left: 28px; font-weight: bold; font-size: 19px; line-height: 23px;"><span style="font-size:16px;font-family:宋体"></span></h3><section class="_135editor" data-tools="135编辑器" data-id="85713" style="   box-sizing: border-box; "><section style="margin-right: auto; margin-left: auto; box-sizing: border-box;"><section style="display: inline-block; box-sizing: border-box;"><section style="width: 50px; padding: 8px; border: none rgb(226, 121, 97); color: rgb(255, 255, 255); box-sizing: border-box; height: 40px !important; word-wrap: break-word !important; background-image: url(http://read.html5.qq.com/image?src=forum&q=5&r=0&imgflag=7&imageUrl=http://mmbiz.qpic.cn/mmbiz_png/qdMyjp7YE8JjaepBIbYGqYbVU6Ds0KIQHGzFY90CJyHbPDk6uq4yb7VcleQkyqzL7WG9rhYb53ndFYsI3kvcFw/0?wx_fmt=png); background-color: rgb(226, 121, 97); background-size: contain; background-position: 50% 50%; background-repeat: no-repeat;" class=""><p style="white-space: normal; line-height: 2em; text-align: center;"><strong><span class="autonum" style="color:inherit; font-size:20px; line-height:inherit" data-original-title="" title="">2</span></strong></p></section></section><section style="color: rgb(226, 121, 97); border-color: rgb(226, 121, 97); display: inline-block; padding: 5px 10px; box-sizing: border-box;"><p style="line-height: 2em; font-size: 18px; white-space: normal;"><span class="135brush" data-brushtype="text" style="color:#0C0C0C">应对降雨影响的相关对策</span></p></section></section></section><section class="_135editor" data-tools="135编辑器" data-id="4" style="   box-sizing: border-box; "><section class="_135editor" data-tools="135编辑器" data-id="2185" style="   box-sizing: border-box; "><section style="color: inherit; padding-top: 5px; padding-right: 10px; padding-left: 35px; margin-left: 27px; border-left-width: 2px; border-left-style: dotted; border-left-color: rgb(228, 228, 228); box-sizing: border-box;"><section class="autonum" style="width: 32px; height: 32px; margin-left: -53px; margin-top: 23px; color: rgb(255, 255, 255); text-align: center; line-height: 32px; border-radius: 16px; box-sizing: border-box; background: rgb(157, 180, 194);" data-original-title="" title="">1</section><section class="135brush" style="margin-top: -30px; padding-bottom: 10px; color: inherit; box-sizing: border-box;"><section class="_135editor" data-tools="135编辑器" data-id="41173" style="   box-sizing: border-box; "><p style="margin-top: 8px; font-weight: bold; line-height: 28px; max-width: 100%; color: rgb(170, 166, 149); min-height: 32px; border-bottom-width: 1.5px; border-bottom-style: solid; border-color: rgb(170, 166, 149); text-align: justify; white-space: normal;"><span style="font-size: 12pt; color: rgb(0, 0, 0);">考虑天气的交通信息服务</span><strong class="135brush" data-brushtype="text" style="border-color: rgb(170, 166, 149); color: inherit;"></strong></p></section><p style="text-indent: 32px; line-height: 28px; white-space: normal;"><br  /></p><p style="text-indent: 32px; white-space: normal; line-height: 2em;"><span style="font-family: 宋体">使用交通信息服务的人们，往往也需要天气信息。但长期以来，交通信息与天气信息是由不同的服务商提供的，对于出行者来说，需要同时接受两个服务商的服务。为了减少恶劣天气对人们出行的影响，在实时交通信息服务中，必须考虑天气对短期交通影响。交通信息服务提供天气信息以及根据天气预报的路况预测，出行前提示恶劣天气可能造成出行困难以便出行者再次考虑是否出行、变更出发时间和路径，出行中动态提供前方路况，以诱导出行者路径变更或及时躲避受天气影响严重的危险路段。</span></p><p style="white-space: normal;"><br  /></p></section></section></section><p style="white-space: normal;"><br  /></p><section class="_135editor" data-tools="135编辑器" data-id="2185" style="   box-sizing: border-box; "><section style="color: inherit; padding-top: 5px; padding-right: 10px; padding-left: 35px; margin-left: 27px; border-left-width: 2px; border-left-style: dotted; border-left-color: rgb(228, 228, 228); box-sizing: border-box;"><section class="autonum" style="width: 32px; height: 32px; margin-left: -53px; margin-top: 23px; color: rgb(255, 255, 255); text-align: center; line-height: 32px; border-radius: 16px; box-sizing: border-box; background: rgb(157, 180, 194);" data-original-title="" title="">2</section><section class="135brush" style="margin-top: -30px; padding-bottom: 10px; color: inherit; box-sizing: border-box;"><section class="_135editor" data-tools="135编辑器" data-id="41173" style="   box-sizing: border-box; "><p style="margin-top: 8px; font-weight: bold; line-height: 28px; color: rgb(170, 166, 149); min-height: 32px; border-bottom-width: 1.5px; border-bottom-style: solid; border-color: rgb(170, 166, 149); text-align: justify; white-space: normal;"><span style="font-size: 12pt; color: rgb(0, 0, 0);">实时监测降雨影响</span><strong class="135brush" data-brushtype="text" style="border-color: rgb(170, 166, 149); color: inherit;"></strong></p></section><p style="text-indent: 32px; line-height: 28px; white-space: normal;"><br  /></p><p style="text-indent: 32px; white-space: normal; line-height: 2em;"><span style=";font-family: 宋体;font-size: 12pt; font-family: 宋体;">重点实时监测受降雨影响严重地点的交通路况，监测潜在内涝路段积水情况，以便及时启动交通管制预案。</span></p><p style="white-space: normal;"><img src="http://read.html5.qq.com/image?src=forum&q=5&r=0&imgflag=7&imageUrl=http://mmbiz.qpic.cn/mmbiz_jpg/qdMyjp7YE8JjaepBIbYGqYbVU6Ds0KIQ4uzZtclpxBFn6ISmIic6IBDVA9wkzIbb39LlDOJbHfibBV5HBCVFz8Sw/0?wx_fmt=jpeg" class="" data-type="jpeg" data-ratio="0.4792107117688513" data-w="1419"  /></p><p style="text-align: center; white-space: normal;"><span style="font-size: 14px; font-family: 宋体, SimSun;">图9 潜在内涝点交通路况实时监测</span></p></section></section></section><section data-role="paragraph" class="_135editor" style="box-sizing: border-box;"><p style="white-space: normal;"><br  /></p></section></section><p style="white-space: normal;"><br  /></p><section class="_135editor" data-tools="135编辑器" data-id="2185" style="   box-sizing: border-box; "><section style="color: inherit; padding-top: 5px; padding-right: 10px; padding-left: 35px; margin-left: 27px; border-left-width: 2px; border-left-style: dotted; border-left-color: rgb(228, 228, 228); box-sizing: border-box;"><section class="autonum" style="width: 32px; height: 32px; margin-left: -53px; margin-top: 23px; color: rgb(255, 255, 255); text-align: center; line-height: 32px; border-radius: 16px; box-sizing: border-box; background: rgb(157, 180, 194);" data-original-title="" title="">3</section><section class="135brush" style="margin-top: -30px; padding-bottom: 10px; color: inherit; box-sizing: border-box;"><section class="_135editor" data-tools="135编辑器" data-id="41173" style="   box-sizing: border-box; "><p style="margin-top: 8px; font-weight: bold; line-height: 28px; color: rgb(170, 166, 149); min-height: 32px; border-bottom-width: 1.5px; border-bottom-style: solid; border-color: rgb(170, 166, 149); text-align: justify; white-space: normal;"><span style="font-size: 12pt; color: rgb(0, 0, 0);">考虑降雨影响的城市交通控制管理</span></p></section><p style="white-space: normal;"><br  /></p><p style="text-indent: 32px; white-space: normal; line-height: 2em;"><span style="font-family: 宋体">在降雨天气下，路面性能、车辆性能、路段通过能力、饱和车头间距、通过交叉口速度和交叉口通过能力等均不同于无雨天气。因此交叉口控制管理必须考虑到降雨影响，以降低降雨对城市交通运行的影响。</span></p><p style="white-space: normal;"><br  /></p><p style="white-space: normal;"><br  /></p></section></section></section><p style="text-indent: 32px; line-height: 28px; white-space: normal;"><br  /></p><p style="white-space: normal;"><br  /></p><section data-role="paragraph" class="_135editor" style="box-sizing: border-box;"><p style="white-space: normal;"><br  /></p></section></section></section></section></section><p><br  /></p>
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