Semantic Contours from Inverse detectors. Outline. Introduction Inverse detector Localizing semantic contours Experiments Conclusion. Localizing and classifying category-specific object contours in real world images. Low-level contours (No-class specific). Problem.
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Semantic Contours from Inverse detectors
[ J.Malik ,IEEE Trans. on PAMI 2011 ]
Class specific contours
The Inverse Detector
-Detecting people using mutually consistent poselet activation. L. Bourdev et.al., ECCV-2010
 - Contour detection and hierarchical image segmentation. P. Arbelaez et.al, PAMI-2011
Localizing semantic contours using inverse detectors
Combining information across categories
Semantic Boundaries Dataset (SBD)
precision and recall are practically zero