Feature extraction code for computing the soft-weighted bag-of-visual-word feature (described in [5]) is available here. This feature can be directly applied for concept detection using the VIREO-374 SVM models. [5] Yu-Gang Jiang, Chong-Wah Ngo, Jun Yang, "Towards Optimal Bag-of-Features for Object Categorization and Semantic Video Retrieval", ACM International Conference on Image and Video Retrieval (CIVR'07), Amsterdam, The Netherlands, 2007.




File list:
vireo374feature_bow
..................\features
..................\........\3227351075_d3938cb575.txt
..................\........\3828827895_07b6443fa6.txt
..................\........\3828828209_40bda2ac0f.txt
..................\images
..................\......\3227351075_d3938cb575.jpg

..................\......\3828827895_07b6443fa6.jpg

..................\......\3828828209_40bda2ac0f.jpg

..................\bowcal.m
..................\cen-dog554k-500.mat
..................\ComputeDescriptor
..................\Detect
..................\readdescwf.m
..................\readme
..................\rgb2pgm.m