怎么样用航拍测绘无人机制作大比例尺地形图?
<p style="font-size: 16px; color: black; line-height: 40px; text-align: left; margin-bottom: 15px;"><img src="http://mmbiz.qpic.cn/mmbiz/haRKcSia9sbevCuricXdMz47QSlPibVRSEsM6viau4y3sUe7icic2BmibUX4ibMWqAACG4shJwjBz4kYGiaGrroBPDzrhibQ/0?wx_fmt=gif&tp=webp&wxfrom=5&wx_lazy=1" style="width: 50%; margin-bottom: 20px;"></p>
<p style="font-size: 16px; color: black; line-height: 40px; text-align: left; margin-bottom: 15px;"><span style="color: black;">地形图的测绘<span style="color: black;">办法</span>,大多采用全站仪、GPS等设备。不管是全站仪还是GPS,都需要人员进行实地<span style="color: black;">测绘</span>,受到<span style="color: black;">实质</span>地理环境的限制。</span></p>
<p style="font-size: 16px; color: black; line-height: 40px; text-align: left; margin-bottom: 15px;"><span style="color: black;">随着科学技术的<span style="color: black;">持续</span>发展,在测绘地理信息行业中运用了先进的数字航空摄影<span style="color: black;">测绘</span>技术,我国在该<span style="color: black;">行业</span>在无人机<span style="color: black;">行业</span><span style="color: black;">亦</span>有了<span style="color: black;">很强</span>的<span style="color: black;">发展</span>,无人机航空摄影<span style="color: black;">测绘</span>系统方面<span style="color: black;">亦</span>蓬勃发展。<span style="color: black;">此刻</span>的无人机航测系统具有影像分辨率高、升空准备时间短、操作<span style="color: black;">掌控</span>容易、起降场地<span style="color: black;">需求</span>低、作业效率高的特点,很好地<span style="color: black;">处理</span>了传统地形图测绘面临的困难,航测<span style="color: black;">亦</span><span style="color: black;">作为</span>地形图测绘的新趋势。</span></p><strong style="color: blue;"><span style="color: black;">无人机航测与传统测绘对比</span></strong>
<p style="font-size: 16px; color: black; line-height: 40px; text-align: left; margin-bottom: 15px;"><span style="color: black;"><img src="http://mmbiz.qpic.cn/mmbiz/haRKcSia9sberj5jomboseXyhVC8NDv5VsT6O4nkNamaWkcd6wiblc4lJsjhAWmCs7Ria4xLlpthMmYiacPJHrpeXQ/640?wx_fmt=jpeg&tp=webp&wxfrom=5&wx_lazy=1&wx_co=1" style="width: 50%; margin-bottom: 20px;"><img src="http://mmbiz.qpic.cn/mmbiz/haRKcSia9sberj5jomboseXyhVC8NDv5VqQiadib6YFItlHF32VERZWEpx92X1EwfKte5Gt4fNr9Y3wSpQrZs8aFQ/640?wx_fmt=jpeg&tp=webp&wxfrom=5&wx_lazy=1&wx_co=1" style="width: 50%; margin-bottom: 20px;"></span></p>
<p style="font-size: 16px; color: black; line-height: 40px; text-align: left; margin-bottom: 15px;"><span style="color: black;">日前</span>,在工程建设和地理信息<span style="color: black;">行业</span>,为了能够较好地满足现<span style="color: black;">周期</span>我国对“数字中国、数字城市、数字生活”的<span style="color: black;">需要</span>,由传统的数据采集模式逐步升华到采用无人机航空摄影<span style="color: black;">测绘</span>的模式,进行地形图测绘、石油管道巡线、电力<span style="color: black;">设备</span><span style="color: black;">守护</span>、高速公路建设、土地确权、地籍调查、水利水电建设、农田信息监测、国情普查、矿山资源<span style="color: black;">研发</span>、地质监测等,大大<span style="color: black;">加强</span>了社会发展对数据更新的<span style="color: black;">需求</span>,在<span style="color: black;">百姓</span>经济建设中发挥越来越<span style="color: black;">明显</span>的<span style="color: black;">优良</span>。</p>
<strong style="color: blue;"><span style="color: black;">大比例尺地形图测图</span></strong>
<p style="font-size: 16px; color: black; line-height: 40px; text-align: left; margin-bottom: 15px;"><span style="color: black;"><img src="http://mmbiz.qpic.cn/mmbiz/haRKcSia9sberj5jomboseXyhVC8NDv5VmEzDm68KGdSMHABHPtyFWp4XkGib5W8envJsaF5SxibBR10RyAQwianIg/640?wx_fmt=jpeg&tp=webp&wxfrom=5&wx_lazy=1&wx_co=1" style="width: 50%; margin-bottom: 20px;"></span></p>
<p style="font-size: 16px; color: black; line-height: 40px; text-align: left; margin-bottom: 15px;"><span style="color: black;"><span style="color: black;">这次</span><span style="color: black;">区域航测作业</span>任务采用了华测无人机系统,采用基于GPS辅助空中三角<span style="color: black;">测绘</span>的摄影<span style="color: black;">测绘</span><span style="color: black;">方法</span>,完成1:2000比例尺的航摄影像。</span></p>
<p style="font-size: 16px; color: black; line-height: 40px; text-align: left; margin-bottom: 15px;"><span style="color: black;"><img src="http://mmbiz.qpic.cn/mmbiz/haRKcSia9sberj5jomboseXyhVC8NDv5Vo0ycngTZJ6dvz0yykjCjW6w2Cov16yvAmrsebzrYvBNziacQR23F5gw/640?wx_fmt=jpeg&tp=webp&wxfrom=5&wx_lazy=1&wx_co=1" style="width: 50%; margin-bottom: 20px;"><span style="color: black;">成果例图(1:2000正射影像图)</span></span></p>
<p style="font-size: 16px; color: black; line-height: 40px; text-align: left; margin-bottom: 15px;"><span style="color: black;"><span style="color: black;">能够</span>看出航片色彩<span style="color: black;">平衡</span>一致,影像明亮度饱和、对比度,像对之间接边自然,航向、旁向重叠度满足<span style="color: black;">需求</span>。图幅之间的几何接边、灰度接边要基本保持一致,数据格式满足<span style="color: black;">需求</span>。</span></p>
<p style="font-size: 16px; color: black; line-height: 40px; text-align: left; margin-bottom: 15px;"><span style="color: black;"><img src="http://mmbiz.qpic.cn/mmbiz/haRKcSia9sberj5jomboseXyhVC8NDv5VMMaRHesbicfz3pErHvVWZG07KVlr7cy3zcAN2KYZrZ2Pk8uQATricUQQ/640?wx_fmt=jpeg&tp=webp&wxfrom=5&wx_lazy=1&wx_co=1" style="width: 50%; margin-bottom: 20px;"><span style="color: black;">1:2000数字线画图</span></span></p><strong style="color: blue;"><span style="color: black;">各类地形影像</span></strong>
<p style="font-size: 16px; color: black; line-height: 40px; text-align: left; margin-bottom: 15px;"><span style="color: black;">除了在城镇地区进行地形测绘,在林地、山地、湖泊等各类地形影像的获取<span style="color: black;">亦</span>没问题。</span></p>
<p style="font-size: 16px; color: black; line-height: 40px; text-align: left; margin-bottom: 15px;"><span style="color: black;"><img src="http://mmbiz.qpic.cn/mmbiz/haRKcSia9sberj5jomboseXyhVC8NDv5VJZPg6q3OcicLjbCMPGE5aps4yciapZAa3Wr4wkwILqgCCh9CGFVMgDrA/640?wx_fmt=jpeg&tp=webp&wxfrom=5&wx_lazy=1&wx_co=1" style="width: 50%; margin-bottom: 20px;"></span><span style="color: black;"><span style="color: black;">宝贵</span>林<span style="color: black;">守护</span></span></p>
<p style="font-size: 16px; color: black; line-height: 40px; text-align: left; margin-bottom: 15px;"><span style="color: black;"><img src="http://mmbiz.qpic.cn/mmbiz/haRKcSia9sberj5jomboseXyhVC8NDv5VbewaaESLsK828Q6NXhhicdxhUZWJcM23yS1koSeBmFlvKQVey7wSQ9A/640?wx_fmt=jpeg&tp=webp&wxfrom=5&wx_lazy=1&wx_co=1" style="width: 50%; margin-bottom: 20px;"></span></p>
<p style="font-size: 16px; color: black; line-height: 40px; text-align: left; margin-bottom: 15px;"><span style="color: black;">火焰山分布图</span></p>
<p style="font-size: 16px; color: black; line-height: 40px; text-align: left; margin-bottom: 15px;"><span style="color: black;"><img src="http://mmbiz.qpic.cn/mmbiz/haRKcSia9sberj5jomboseXyhVC8NDv5Vvz2aMr4zaFwZwcOFqibNdicI6aSjYwD2RTJO4aQmny8NxCzqkFEz5BmQ/640?wx_fmt=jpeg&tp=webp&wxfrom=5&wx_lazy=1&wx_co=1" style="width: 50%; margin-bottom: 20px;"></span><span style="color: black;">湖泊分布</span></p>
<p style="font-size: 16px; color: black; line-height: 40px; text-align: left; margin-bottom: 15px;"><span style="color: black;"><img src="http://mmbiz.qpic.cn/mmbiz/haRKcSia9sberj5jomboseXyhVC8NDv5V0AraaTtQnBmf2fOMnBlGjsYcZDn2djDictu1bsen6W3ZFcGdnfIFDDg/640?wx_fmt=jpeg&tp=webp&wxfrom=5&wx_lazy=1&wx_co=1" style="width: 50%; margin-bottom: 20px;"></span><span style="color: black;">国道边坡</span></p>
<p style="font-size: 16px; color: black; line-height: 40px; text-align: left; margin-bottom: 15px;"><span style="color: black;"><span style="color: black;">重视</span>:</span></p>
<p style="font-size: 16px; color: black; line-height: 40px; text-align: left; margin-bottom: 15px;"><span style="color: black;">黄色圈:地表受振动之<span style="color: black;">露出</span>地,应<span style="color: black;">加入</span>观察;</span></p>
<p style="font-size: 16px; color: black; line-height: 40px; text-align: left; margin-bottom: 15px;"><span style="color: black;">红色圈:推测为引进外来地被植物所形成之人工抚育区域;</span></p>
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