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Local feature extraction

Local feature extraction. Slide credits: James Tompkin , Juan Carlos Niebles and Ranjay Krishna. General Approach. 1. Find a set of distinctive key- points. 2. Define a region around each keypoint. A 1. B 3.

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814 views • 78 slides

Local Features and Bag of Words Models

Local Features and Bag of Words Models. Jinxiang Chai. Slides from Svetlana Lazebnik, Derek Hoiem, James Hays, Antonio Torralba, David Lowe, Fei Fei Li and others. Previous Class. Overview and history of recognition. Specific recognition tasks. Svetlana Lazebnik.

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623 views • 58 slides

Local Image Features

Local Image Features. Read Szeliski 4.1. Computer Vision CS 143, Brown James Hays. Acknowledgment: Many slides from Derek Hoiem and Grauman&amp;Leibe 2008 AAAI Tutorial. This section: correspondence and alignment. Correspondence: matching points, patches, edges, or regions across images.

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817 views • 50 slides

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