I have a contour map. I want to create a drainage map from it and try to read the each pixel value of the drainage map and rectify the map using a threshold value. how can i do this?

3 次查看（过去 30 天）

Priyanka Roy 2015-8-12

0
链接

此问题的直接链接

https://ww2.mathworks.cn/matlabcentral/answers/233365-i-have-a-contour-map-i-want-to-create-a-drainage-map-from-it-and-try-to-read-the-each-pixel-value-o

i hve a contur map. now i want to create a drainage map using the contour map and read the pixel value of the drainage map. after that want to rectify the map using a threshold value under which the small drainage network will be removed and create a main stream drainage map.