210 views148 votes16 years 7 months ago CVPR 2008»
Histograms represent a popular means for feature representation. This paper is concerned with the problem of exhaustive histogram-based image search. Several standard histogram co...
178 views166 votes16 years 7 months ago CVPR 2008»
We present a theoretical analysis for characterizing the shadows cast by a point light source given its relative position to the camera. In particular, we analyze the epipolar geo...
169 views160 votes16 years 7 months ago CVPR 2008»
The goal of image categorization is to classify a collection of unlabeled images into a set of predefined classes to support semantic-level image retrieval. The distance measures ...
171 views170 votes16 years 7 months ago ICCV 2005»
Geometric reconstruction problems in computer vision are often solved by minimizing a cost function that combines the reprojection errors in the 2D images. In this paper, we show t...
162 views156 votes16 years 7 months ago ICCV 2005»
This paper presents a new surface content completion framework that can restore both shape and appearance from scanned, incomplete point set inputs. First, the geometric holes can...
165 views184 votes16 years 7 months ago ICCV 2003»
In this paper, we overcome a major drawback of the level set framework: the lack of point correspondences. We maintain explicit backward correspondences from the evolving interfac...
201 views139 votes16 years 7 months ago ICCV 2003»
Recent developments in computer vision have shown that local features can provide efficient representations suitable for robust object recognition. Support Vector Machines have be...
290 views169 votes16 years 7 months ago ICCV 2003»
In this paper we use the cumulative distribution of a random variable to define the information content in it and use it to develop a novel measure of information that parallels S...
189 views159 votes16 years 7 months ago ICCV 2003»
Photometric invariance is used in many computer vision applications. The advantage of photometric invariance is the robustness against shadows, shading, and illumination condition...
224 views178 votes16 years 7 months ago ICCV 2003»
Estimating the number of people in a crowded environment is a central task in civilian surveillance. Most vision-based counting techniques depend on detecting individuals in order...