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Machine atlas · 01 / 08

Edge & Features

32 methods for extracting structures.

Canny · Sobel · Laplacian · Hough · SIFT

  • M 001

    Canny Edge Detection

  • M 002

    Sobel X

  • M 003

    Sobel Y

  • M 004

    Sobel Magnitude

  • M 005

    Scharr Filter

  • M 006

    Prewitt Edges

  • M 007

    Roberts Cross

  • M 008

    Laplacian Edges

  • M 009

    Laplacian of Gaussian

  • M 010

    Difference of Gaussians

  • M 011

    Hough Line Transform

  • M 012

    Harris Corner Detection

  • M 013

    Shi–Tomasi Corners

  • M 014

    ORB Keypoints

  • M 015

    SIFT Scale Space

  • M 016

    Contour Extraction

  • M 017

    Adaptive Thresholding

  • M 018

    Otsu Binarization

  • M 019

    Local Binary Pattern

  • M 020

    CLAHE Local Contrast

  • M 021

    Histogram Equalization

  • M 022

    Kirsch Compass Edges

  • M 023

    Hough Circle Transform

  • M 024

    FAST Corners

  • M 025

    HOG Gradients

  • M 026

    Gabor Filter Bank

  • M 027

    Frangi Ridge Filter

  • M 028

    Structure Tensor Orientation

  • M 029

    MSER Regions

  • M 030

    Blob Detection

  • M 031

    Template Matching Heatmap

  • M 032

    Gaussian Pyramid

02 →Masks & Control
LETZ.AI

504 effects — 321 historical, 183 machine. Dates mark introduction, breakthrough or wide use, not always invention.

The History of Visual Effects · 1820–2026

Credits