Agenda Introduction Bag-of-words model Visual words with spatial location Part-based models Discriminative methods Segmentation and recognition Recognition-based.

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Agenda Introduction Bag-of-words model Visual words with spatial location Part-based models Discriminative methods Segmentation and recognition Recognition-based image retrieval Datasets & Conclusions

Slide credit: S. Lazebnik Lazebnik, Schmid & Ponce, 2006

Slide credit: S. Lazebnik

What about spatial info? Feature level –Spatial influence through correlogram features: Savarese, Winn and Criminisi, CVPR 2006

What about spatial info? Feature level Generative models –Sudderth, Torralba, Freeman & Willsky, 2005, 2006 –Niebles & Fei-Fei, CVPR 2007

3D scene models Object locations Object parts Visual words belonging to each object part Projection of scene onto image plane Sudderth, Torralba, Freeman, Wilsky, CVPR 06