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Edge Detection Techniques in Image Processing - Lecture 3
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- 1 Intro
- 2 An Application
- 3 Edge Detection in Images
- 4 Evaluation Metrics
- 5 What is an Edge?
- 6 Detecting Discontinuities
- 7 Image Derivatives
- 8 Derivatives and Noise
- 9 Image Smoothing
- 10 Gaussian Smoothing
- 11 Edge Detectors
- 12 Prewitt and Sobel Edge Detector
- 13 Prewitt Edge Detector
- 14 David Marr
- 15 Marr Hildreth Edge Detector
- 16 2-D Gaussian
- 17 Finding Zero Crossings
- 18 On the Separability of Gaussian
- 19 On the Separability of LOG
- 20 Seperability
- 21 Example
- 22 LOG Algorithm
- 23 Quality of an Edge
- 24 John Canny
- 25 Canny Edge Detector Steps
- 26 First Two Steps
- 27 Derivative of Gaussian
- 28 Third Step
- 29 Fourth Step
- 30 Non-Maximum Suppression
