Image processing and computer vision Chapter 4: Feature extraction and tracking features vo. a
Image processing and computer vision Chapter 4: Feature extraction and tracking features v0.a 1
Intro. Edge features Region features Corner features tracking by correlation You will learn Edge features Region features Corner features Tracking of corner features features vo. a
Intro. | Edge features | Region features | Corner features | tracking by correlation You will learn • Edge features • Region features • Corner features • Tracking of corner features features v0.a 2
Intro. Edge features Region features Corner features tracking by correlation Different types of features Edges Edge detection ° Regions region growing Corner features Corner feature detection and tracking Stereo correspondence features vo. a
Intro. | Edge features | Region features | Corner features | tracking by correlation Different types of features • Edges – Edge detection • Regions – region growing • Corner features – Corner feature detection and Tracking – Stereo correspondence features v0.a 3
Intro. Edge features Region features Corner features tracking by correlation Edge detection Tools: Use matlab edge detectors: edge. m g. Template based Sobel features vo. a
Intro. | Edge features | Region features | Corner features | tracking by correlation Edge detection • Tools: Use MATLAB edge detectors: edge.m • E.g. Template based: Sobel features v0.a 4
Intro. Edge features Region features Corner features tracking by correlation Example by matlab from demo of Image processing toolbox: edge.m Edge Detection Demo Eile Edit View Insert Tools Window Help Original Blood Image Edge Map Threshold . Automatic Edge Detection Method Info Sobel Direction: Both Close Press Apply to compute edges features vo. a
Intro. | Edge features | Region features | Corner features | tracking by correlation Example by Matlab from demo of Image processing toolbox: edge.m features v0.a 5