#image sharpen#unsharp mask#laplacian filter
Image Sharpen: Unsharp Mask, Laplacian, and High-Pass Filter Explained
A technical guide to image sharpening — how unsharp mask works, the Laplacian kernel, high-pass filter method, correct parameter values, and how to avoid over-sharpening halos. With JavaScript, Python, and Sharp code examples.
Jul 29, 202612 min read