424 search results - page 43 / 85 » Image Feature Extraction Using Gradient Local Auto-Correlati... |
ICASSP
2008
IEEE
15 years 4 months ago
2008
IEEE
This paper proposes a robust video fingerprinting method based on affine covariant regions. In video fingerprinting, a video clip is identified using short feature vectors ref...
AIRS
2006
Springer
15 years 1 months ago
2006
Springer
One of the main challenges in content-based image retrieval still remains to bridge the gap between low-level features and semantic information. In this paper, we present our first...
87
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TITB
2011
14 years 4 months ago
2011
— Ultrasound images segmentation is a difficult problem due to speckle noise, low contrast and local changes of intensity. Intensity based methods do not perform particularly we...
109
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CVPR
2003
IEEE
15 years 11 months ago
2003
IEEE
This paper introduces a texture representation suitable for recognizing images of textured surfaces under a wide range of transformations, including viewpoint changes and nonrigid...
109
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ICIP
2004
IEEE
15 years 11 months ago
2004
IEEE
An object seen from different viewpoints results in differently deformed images. Affine-invariant shape classification must classify correctly the object, disregarding its viewpoi...