遇见数据集

Orthophoto of the Czech Republic - Hořice 6-5

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data.europa2024-06-27 收录
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Digital seemingly seamless orthophoto of the Czech Republic in a 8-bit color scale. The pixel of the raster image Ortofota ČR displays 0.200 m (band „East), resp. 0.125 m ("West" zone) of the area in the middle plane of the terrain. The orthophoto of the Czech Republic is constantly improving its positional accuracy characterized by a mean positional error, this error ranged from 0.20 to 0.21 m in the years 2019 - 2020. The evaluation of the accuracy of the orthophoto of the Czech Republic in 2021 has not yet been completed. Orthofoto ČR is distributed in graphic raster formats JPG in dispensing units with a size showing 2.5 x 2 km of terrain in the SM 5 clade.

本数据集为捷克共和国数字化近乎无缝的8位色彩正射影像(orthophoto)。该栅格影像(Ortofota ČR)的像素在地形中间平面上,对应地面范围分别为:东部波段0.200米,西部区域0.125米。该捷克正射影像的位置精度持续提升,其以平均位置误差作为精度评价指标:2019至2020年间,该误差值介于0.20米至0.21米之间。2021年度该捷克正射影像的精度评价工作尚未完成。捷克正射影像(Orthofoto ČR)以JPG图形栅格格式进行分发,其分发单元对应地面范围为2.5×2千米,隶属于SM 5分类层级。

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