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Sigma Set: A Small Second Order Statistical Region Descriptor
Sigma Set Statistical Region Descriptor
2010/12/20
Given an image region of pixels, second order statistics can be used to construct a descriptor for object representation. One example is the covariance matrix descriptor, which shows high discriminati...
Attention-Driven Action Retrieval with DTW-based 3D Descriptor Matching
Attention-Driven Action Retrieval DTW-based 3D Descriptor Matching
2010/12/17
From visual perception viewpoint, actions in videos can capture high-level semantics for video content understanding and retrieval.However, action-level video retrieval meets great challenges, due to ...
AN EFFECTIVE LOCAL INVARIANT DESCRIPTOR COMBINING LUMINANCE AND COLOR INFORMATION
EFFECTIVE LOCAL INVARIANT DESCRIPTOR COMBINING LUMINANCE COLOR INFORMATION
2010/12/17
Extraction of stable local invariant features is very important in many computer vision applications, such as image matching, object recognition and image retrieval. Most
existing local invariant fea...
Image matching is a fundamental task of many computer vision problems. In this paper we present a novel approach for matching two images in the presence of image rotation, scale, and illumination chan...