Indexing local features Wed March 30 Prof. Kristen Grauman UT-Austin Matching local features Kristen Grauman Matching local features ? Image 1 Image 2 To generate candidate matches, find patches that have the most similar appearance (e.g., lowest SSD) Simplest approach: compare them all, take the closest (or closest k, or within a thresholded distance) Kristen Grauman Matching local features Image 1 Image 2 In stereo case, may constrain by proximity if we make