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» Human Shadow Removal with Unknown Light Source
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MVA
2002
226views Computer Vision» more  MVA 2002»
13 years 7 months ago
Adaptive Background Estimation and Shadow Removal in Indoor Scenes
2 Background Model Background subtraction algorithm is susceptible to both global and local illumination changes such as shadows, sunlight and reflection. These changes sometimes c...
Junya Morita, Yoshio Iwai, Masahiko Yachida
ISMAR
2008
IEEE
14 years 1 months ago
Generating perceptually-correct shadows for mixed reality
Even though shadows are important for photometric consistency in Mixed Reality (MR) [1]. When human cannot perceive the inconsistency of artificial shadows which are not physicall...
Gaku Nakano, Itaru Kitahara, Yuichi Ohta
ICCV
1999
IEEE
14 years 9 months ago
Illumination Distribution from Brightness in Shadows: Adaptive Estimation of Illumination Distribution with Unknown Reflectance
This paper describes a new method for estimating the illumination distribution of a real scene from a radiance distribution inside shadows cast by an object in the scene. First, t...
Imari Sato, Yoichi Sato, Katsushi Ikeuchi
CVPR
2006
IEEE
14 years 9 months ago
Vertical Parallax from Moving Shadows
This paper presents a method for capturing and computing 3D parallax. 3D parallax, as used here, refers to vertical offset from the ground plane, height. The method is based on an...
Yaron Caspi, Michael Werman
ICRA
2009
IEEE
130views Robotics» more  ICRA 2009»
14 years 2 months ago
Qualitative robot localisation using information from cast shadows
— Recently, cognitive psychologists and others have turned their attention to the formerly neglected study of shadows, and the information they purvey. These studies show that th...
Paulo Santos, Hannah M. Dee, Valquiria Fenelon