### Overlapping shapes recognition (OpenCV)?

I have a simple image containing some shapes: some rectangles and some ellipses, in total number of 4 or 5. The shap...

### Finding all points contouring the overlapping squares?

The setup: a. 2D surface b. points (with x, y coordinates) which when connected form squares. c. I found an algo...

### Create random shape/contour using matplotlib?

I am trying to generate an image of a random contour using python but I couldn't find an easy way to do it. Here is...

### Python: Get values of array which correspond to contour lines?

Is there a way to extract the data from an array, which corresponds to a line of a contourplot in python? I.e. I hav...

### Error: (-215:Assertion failed) npoints > 0 while working with contours using OpenCV?

When I run this code: import cv2 image = cv2.imread('screenshoot10.jpg') cv2.imshow('input image', image) gray = ...

### Gaussian Contour plot of 3 variables - MATLAB?

I have generated a 3D plot that resembles Gaussian distribution, with random variables Y, X1, and X2 (1000x1) vector...

### Matlab contour plot smooth colors?

Could you tell me how to plot in Matlab figure such as below (smooth transition of colors)? Function countour allows...