image-processing
The discrete Laplacian
taught
A second-derivative convolution kernel measuring how much a pixel differs from its neighborhood's average, the basis of sharpening and, much later, edge detection.
Taught in
-
The discrete Laplacian
Digital Image Processing
Requires
Required by
- The Laplacian of Gaussian required
- Unsharp masking required
Local knowledge map
Local knowledge map
Click to expand
Solid arrows are required prerequisites; dashed are recommended or helpful. Lower rows are more foundational. Click any box to jump to that concept.