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질문
How do I change the direction of a quiver vector at the same time change the sign of its magnitude ?
Hi! I am plotting a velocity field with the help of quiver. I want to reverse the direction of some of the vectors, but at th...
대략 8년 전 | 답변 수: 2 | 0
2
답변질문
How to find the pixel information at a point whose coordinates are known ?
I have a set of (x,y) coordinates and I wish to know the values of pixels at each of these points. How do I do that. Normally,...
8년 초과 전 | 답변 수: 1 | 0