12.3 Convolutions

 
• Introduction
• 12.3.2 The Convolution Operation
  • Two-Dimensional Convolutions
  • Separable Filters
• 12.3.3 Convolutions Using the Accumulation Buffer
• 12.3.4 The Convolution Extension
• 12.3.5 Useful Convolution Filters
  • Line detection
    • Horizontal Edges
    • Vertical Edges
    • Left Diagonal Edges
    • Right Diagonal Edges
  • Gradient Detection (Embossing)
    • North
    • West
    • East
    • South
    • Northeast
  • Smoothing and Blurring
    • Arithmetic Mean
    • Basic Smooth: 3x3
    • Basic Smooth: 5x5
  • High-pass Filters
    • Basic High-Pass Filter: 3x3
    • Basic High-Pass Filter: 5x5
  • Laplacian Filter
  • Sobel Filter
    • Horizontal
    • Vertical