Python Library

I tried to find contours in my image with cv2.findContours. So as it uses CV_8UC1 images I tried to… Read more How To Convert From Float 32 To 8 Bit Without Losing Information?

I'm trying to plot a matrix in python using pcolor. This is my code but it's not working. c… Read more Pcolor Data Plot In Python

I'm generating a contour plot in matplotlib based on output from an FEM program which gives nod… Read more Setting Axis Scale In Matplotlib Contour Plot

For an algorithm I am using contour, but I'm only interested in its collection of paths. Since … Read more Calling Contour Without Plotting It, Python, Pylab Inline

OpenCV in Python provides the following code: regions, hierarchy = cv2.findContours(binary_image, c… Read more How To Remove A Contour Inside Contour In Python Opencv?

I am trying to generate contours using Plotly. There are 5 contours which I am plotting in a 5x1 gr… Read more Plotly Contour Subplots Each Having Their Own Colorbar

I have this code, that draws contours in my image, but I need only the external contours: import cv… Read more Obtain Only External Contours In Image

How do I create a contour plot with a symlog (symmetrical log) scale for the contours. i.e. a log s… Read more Symmetrical Log Color Scale In Matplotlib Contourf Plot

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

I'm finding the contours for an image with digits and characters, for OCR. So, I need the conto… Read more How To Sort Contours Left To Right, While Going Top To Bottom, Using Python And Opencv

I have an image that I found contours on with skimage.measure.find_contours() but now I want to cre… Read more Create Mask From Skimage Contour

I am generating a groundwater elevation contour with Matplotlib. See below Here is what I have now;… Read more Adding Water Flow Arrows To Matplotlib Contour Plot

I'm generating a contour plot in matplotlib based on output from an FEM program which gives nod… Read more Setting Axis Scale In Matplotlib Contour Plot