199 search results - page 13 / 40 » A novel contextual descriptors for category recognition |
CVPR
2012
IEEE
11 years 10 months ago
2012
IEEE
This paper proposes a novel approach to recognize object categories in point clouds. By quantizing 3D SURF local descriptors, computed on partial 3D shapes extracted from the poin...
UIST
2004
ACM
14 years 28 days ago
2004
ACM
We present SketchREAD, a multi-domain sketch recognition engine capable of recognizing freely hand-drawn diagrammatic sketches. Current computer sketch recognition systems are dif...
WWW
2004
ACM
14 years 8 months ago
2004
ACM
In the past few years, web usage mining techniques have grown rapidly together with the explosive growth of the web, both in the research and commercial areas. In this work we pre...
CCS
2010
ACM
13 years 7 months ago
2010
ACM
We systematically study the design of image recognition CAPTCHAs (IRCs) in this paper. We first review and examine all IRCs schemes known to us and evaluate each scheme against th...
WWW
2010
ACM
14 years 2 months ago
2010
ACM
Named entity recognition studies the problem of locating and classifying parts of free text into a set of predefined categories. Although extensive research has focused on the de...