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I tried to find contours for image, but it gives an error. My code is: import cv2 import numpy as … Read more Error When Using Cv2.findcontours

I have the following image: I would like to obtain a list with (x, y)-coordinates of the outer and… Read more How To Obtain Boundary Coordinates Of Binary Mask With Holes?

Desired feature I would like to be able to call ax.legend() on an axis containing a contourf plot … Read more How To Create An Ax.legend() Method For Contourf Plots That Doesn't Require Passing Of Legend Handles From A User?

I have a three columns catalogue of data and I would like to make a 3D plot of them plus the projec… Read more Plotting The Projection Of 3d Plot In Three Planes Using Contours

I found this code to get a skeletonized image. I have a circle image (https://docs.google.com/file/… Read more Problems During Skeletonization Image For Extracting Contours

I am trying to find the direction of triangles in an image. below is the image: These triangles ar… Read more How To Find The Direction Of Triangles In An Image Using Opencv

Is there way to access the contour[i][j] in python? I am struggling to translate this c++ into pyth… Read more How To Access Opencv Contour Point Indexes In Python?

I am trying to create an animation in matplotlib that updates three artists, including imshow, cont… Read more Animating A Contour Plot In Matplotlib Using Funcanimation