Category "hsv"

How to detect the exact color of the images using hsv color model and opencv

I have datasets of images of gemstones.I have categorised the gemstones into folders based on their colours.(That is Red, Blue, Pink,Purple,Yellow). What I want

TypeError: lowerb is not a numpy array, neither a scalar

I needed to run some parts of the code in GPU using cupy instead of numpy. So, I only made comment out for this line # import numpy as np and used this line ins

Converting from HSV (HSB in Java) to RGB without using java.awt.Color (disallowed on Google App Engine)

I figured I should post this question, even if I have already found a solution, as a Java implementation was not readily available when I searched for it. Usin