Why is Sobel edge detection preferred over Prewitt edge detection? - Quora
Shripad Bhatlawande on Twitter: "Prewitt and Sobel Operators use Derivative Masks Both Perform Smoothing in one Direction with Edge Detection in Perpendicular Direction #Edge_Detection https://t.co/OiYJas9kxq" / Twitter
Gradient Operator - an overview | ScienceDirect Topics
Edge & Corner Detection. Edge detection refers to the extraction… | by Manav Kapadnis | K. R. I. S. S | Medium
The Prewitt operator mask | Download Scientific Diagram