Individual Identification of Zebra

1
Individual Identification of Zebra

• Original design plan
• Progress
• Final stages

2
Design Plan

• Acquisition
• Preprocessing
• Clarity and quality issues
• Processing
• Regions of Interest (ROI)
• Adaptive Thresholding
• Thinning
• Feature Extraction
• Statistical Matching
• End Point
• Useful comparatives
• Error measurement

3
Design Plan

• Acquisition
• Preprocessing
• Clarity and quality issues
• Processing
• Regions of Interest (ROI)
• Adaptive Thresholding
• Thinning
• Feature Extraction
• Statistical Matching
• End Point
• Useful comparatives
• Error measurement

4
Acquisition

• Digital footage
• Amakhala reserve
• Frame extraction
• Jitter, interlacing
• Manual selection
• 20 mins 600 images

5
Preprocessing

• De-interlacing
• Sharpening
• Smoothing

6
Preprocessing

• De-interlacing
• Sharpening
• Smoothing

7
Adaptive Thresholding

• Tile image
• Block size variable
• Determine µI(Gs)
• µ adapts
• Simple comparison
• Image binarized

8
Adaptive Thresholding

• Tile image
• Block size variable
• Determine µI(Gs)
• µ adapts
• Simple comparison
• Image binarized
• Inexpensive and effective

9
Problem Domain Processing

• Thinning
• Stripe tracking
• Formation of relative vector metric
• Statistical matching
• Fingerprint technology
• Database population and interaction

10
Questions?