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13.3.1 Introduction
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13 Image Processing
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13.2.4.7 YIQ Conversion
Contents
13.3 Convolutions
Subsections
13.3.1 Introduction
13.3.2 The Convolution Operation
13.3.2.1 Two-Dimensional Convolutions
13.3.2.2 Separable Filters
13.3.3 Convolutions Using the Accumulation Buffer
13.3.4 The Convolution Extension
13.3.5 Useful Convolution Filters
13.3.5.1 Line detection
13.3.5.1.1 Horizontal Edges
13.3.5.1.2 Vertical Edges
13.3.5.1.3 Left Diagonal Edges
13.3.5.1.4 Right Diagonal Edges
13.3.5.2 Gradient Detection (Embossing)
13.3.5.2.1 North
13.3.5.2.2 West
13.3.5.2.3 East
13.3.5.2.4 South
13.3.5.2.5 Northeast
13.3.5.3 Smoothing and Blurring
13.3.5.3.1 Arithmetic Mean
13.3.5.3.2 Basic Smooth: 3x3
13.3.5.3.3 Basic Smooth: 5x5
13.3.5.4 High-pass Filters
13.3.5.4.1 Basic High-Pass Filter: 3x3
13.3.5.4.2 Basic High-Pass Filter: 5x5
13.3.5.5 Laplacian Filter
13.3.5.6 Sobel Filter
13.3.5.6.1 Horizontal
13.3.5.6.2 Vertical
13.3.6 Correlation and Feature Detection
2001-01-10
