512 search results - page 44 / 103 » Document Image Retrieval with Local Feature Sequences |
PRL
2008
14 years 9 months ago
2008
(204 words) We have developed a novel method to derive scale information from quasi-stationary images, which relies on a rotation-guided multi-scale analysis of features derived fr...
CVPR
2004
IEEE
15 years 11 months ago
2004
IEEE
Stable local feature detection and representation is a fundamental component of many image registration and object recognition algorithms. Mikolajczyk and Schmid [14] recently eva...
ICIP
2001
IEEE
15 years 11 months ago
2001
IEEE
In this paper we propose a new watermarking technique where the watermark is embedded according to two keys. The first key is used to embed a code bit in a block of pixels. The se...
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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...
CLEF
2007
Springer
15 years 3 months ago
2007
Springer
Abstract. This paper describes the participation of the Technical University of Catalonia in the CLEF 2007 Question Answering on Speech Transcripts track. For the processing of man...