Avon Township 2020
收藏Access Oakland2026-05-16 收录
下载链接：
https://accessoakland-oakgov.opendata.arcgis.com/documents/oakgov::avon-township-2020
下载链接
链接失效反馈官方服务：
资源简介：
<span style='font-size: 15px; background-color: rgb(255, 255, 255); color: rgb(0, 0, 32); font-family: Arial, sans-serif;'>BY USING THIS WEBSITE OR THE CONTENT THEREIN, YOU AGREE TO THE </span><u><a href='https://www.oakgov.com/open-data-terms' rel='nofollow ugc'>TERMS OF USE</a></u><span style='background-color: rgb(255, 255, 255); color: rgb(0, 0, 32); font-family: "Avenir Next W01", "Avenir Next W00", "Avenir Next", Avenir, "Helvetica Neue", Helvetica, Arial, sans-serif; font-size: 17px;'>.</span><div style='color: rgb(76, 76, 76); font-family: "Avenir Next", Avenir, "Helvetica Neue", Helvetica, Arial, sans-serif; font-size: 15px; background-color: rgb(255, 255, 255);'><span style='color: rgb(0, 0, 32); font-family: "Avenir Next W01", "Avenir Next W00", "Avenir Next", Avenir, "Helvetica Neue", Helvetica, Arial, sans-serif; font-size: 17px;'><br /></span></div><div style='color: rgb(76, 76, 76); font-family: "Avenir Next", Avenir, "Helvetica Neue", Helvetica, Arial, sans-serif; font-size: 15px; background-color: rgb(255, 255, 255);'>The dataset consists of tiled orthogonal imagery produced from nadir images captured by Pictometry International. Automatic aerial triangulation (AAT) was performed. The triangulated frames were rectified to a LiDAR derived DEM. Mosaicking was performed using an automatic seaming algorithm and manually edited to eliminate seams through elevated features where possible.<span style='color: rgb(0, 0, 32); font-family: "Avenir Next W01", "Avenir Next W00", "Avenir Next", Avenir, "Helvetica Neue", Helvetica, Arial, sans-serif; font-size: 17px;'><br /></span></div><div style='color: rgb(76, 76, 76); font-family: "Avenir Next", Avenir, "Helvetica Neue", Helvetica, Arial, sans-serif; font-size: 15px; background-color: rgb(255, 255, 255);'><br /></div><div style='color: rgb(76, 76, 76); font-family: "Avenir Next", Avenir, "Helvetica Neue", Helvetica, Arial, sans-serif; font-size: 15px; background-color: rgb(255, 255, 255);'>Imagery was captured mainly in the Spring of 2020, with limited areas captured in November 2020. </div>
<span style='font-size: 15px; background-color: rgb(255, 255, 255); color: rgb(0, 0, 32); font-family: Arial, sans-serif;'>使用本网站或其中的内容，即视为您同意遵守</span><u><a href='https://www.oakgov.com/open-data-terms' rel='nofollow ugc'>使用条款</a></u><span style='background-color: rgb(255, 255, 255); color: rgb(0, 0, 32); font-family: "Avenir Next W01", "Avenir Next W00", "Avenir Next", Avenir, "Helvetica Neue", Helvetica, Arial, sans-serif; font-size: 17px;'>。</span><div style='color: rgb(76, 76, 76); font-family: "Avenir Next", Avenir, "Helvetica Neue", Helvetica, Arial, sans-serif; font-size: 15px; background-color: rgb(255, 255, 255);'><span style='color: rgb(0, 0, 32); font-family: "Avenir Next W01", "Avenir Next W00", "Avenir Next", Avenir, "Helvetica Neue", Helvetica, Arial, sans-serif; font-size: 17px;'><br /></span></div><div style='color: rgb(76, 76, 76); font-family: "Avenir Next", Avenir, "Helvetica Neue", Helvetica, Arial, sans-serif; font-size: 15px; background-color: rgb(255, 255, 255);'>本数据集由Pictometry International公司拍摄的天底影像生成的分幅正射影像组成。首先开展了自动空中三角测量（Automatic aerial triangulation, AAT）工作，将经三角测量处理的影像帧匹配至激光雷达（LiDAR）生成的数字高程模型（DEM）进行正射纠正。随后通过自动接缝算法完成影像镶嵌，并通过人工编辑尽可能消除高架地物处的拼接缝隙。<span style='color: rgb(0, 0, 32); font-family: "Avenir Next W01", "Avenir Next W00", "Avenir Next", Avenir, "Helvetica Neue", Helvetica, Arial, sans-serif; font-size: 17px;'><br /></span></div><div style='color: rgb(76, 76, 76); font-family: "Avenir Next", Avenir, "Helvetica Neue", Helvetica, Arial, sans-serif; font-size: 15px; background-color: rgb(255, 255, 255);'><br /></div><div style='color: rgb(76, 76, 76); font-family: "Avenir Next", Avenir, "Helvetica Neue", Helvetica, Arial, sans-serif; font-size: 15px; background-color: rgb(255, 255, 255);'>影像数据主要采集于2020年春季，仅少量区域于2020年11月完成拍摄。</div>
