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Agenda

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

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Agenda

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Presentation Transcript

  1. 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

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

  3. Slide credit: S. Lazebnik

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

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

  6. 3D scene models Sudderth, Torralba, Freeman, Wilsky, CVPR 06 Object locations Object parts Visual words belongingto each object part Projection of scene ontoimage plane

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