1. Large Scale Image Deduplication
Use SIFT & MSER bundles features
Consider local feature geometric position
Invariant to rotation, translation, cropping, illumination changes
Bundling features for large scale partial-duplicate web image search
Computer Vision and Pattern Recognition, CVPR 2009
Tzay-Yeu Wen Stanford University 1

2. Large Scale Image Deduplication
1M Dataset Experiment Result
Query Occlusion Percentages
mAP
50%
30%
10% 0%
Run-time Comparison
10K Images
1M Images
Feature Extraction
Sec
Visual Word Conversion
Sec
Sec
Query
Sec
Sec
Total
Sec
Sec
Tzay-Yeu Wen Stanford University 2