Implemented the prototype of the proposed CBIR system using SIFT and test with some images.Now need to improve the efficiency of that to process more images and to get best results..
CBIR using SIFT
Saturday, October 17, 2015
Sunday, September 6, 2015
Thursday, July 23, 2015
Saturday, July 4, 2015
Analyzed the SIFT(Scale Invariant Feature Transform) and its Variants.
- SIFT
- PCA-SIFT
- GSIFT
- CSIFT
- SURF
- ASIFT
Summary
According to research work done by researchers ,
- SIFT and CSIFT perform the best under scale and rotation change.
- CSIFT improves SIFT under blur change and affine change, but not illumination change.
- GSIFT performs the best under blur change and illumination change.
- ASIFT performs the best under affine change.
- PCA-SIFT is always the second in different situations.
- SURF performs the worst in different situations, but runs the fastest.
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