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ICRA
2007
IEEE
151views Robotics» more  ICRA 2007»
16 years 19 days ago
Moving Shadow Detection with Low- and Mid-Level Reasoning
— In this paper, we propose a multi-level shadow identification scheme which is generally applicable without restrictions on the number of light sources, illumination conditions...
Ajay J. Joshi, Stefan Atev, Osama Masoud, Nikolaos...
CVPR
2009
IEEE
17 years 1 months ago
Photometric Stereo and Weather Estimation Using Internet Images
We extend photometric stereo to make it work with internet images, which are typically associated with different viewpoints and significant noise. For popular tourism sites, tho...
Li Shen (National University of Singapore), Ping T...
ICB
2007
Springer
482views Biometrics» more  ICB 2007»
16 years 14 days ago
Outdoor Face Recognition Using Enhanced Near Infrared Imaging
In this paper, we present a robust and accurate system for outdoor (as well as indoor) face recognition, based on a recently developed enhanced near-infrared (ENIR) imaging device....
Dong Yi, Rong Liu, Rufeng Chu, Rui Wang, Dong Liu,...
TEI
2009
ACM
78views Hardware» more  TEI 2009»
16 years 1 months ago
A short guide to modulated light
Many types of tangible interaction systems, such as interactive surfaces and gesture-based interfaces, are based on various kinds of optical tracking, using infrared illuminators ...
Florian Echtler, Tobias Sielhorst, Manuel Huber, G...
ICMCS
2005
IEEE
110views Multimedia» more  ICMCS 2005»
15 years 12 months ago
Learned color constancy from local correspondences
The ability of humans for color constancy, i.e. the ability to correct for color deviation caused by a different illumination, is far beyond computer vision performances: nowadays...
Tijmen Moerland, Frédéric Jurie