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CVPR
2004
IEEE
16 years 8 months ago
Error Analysis for a Navigation Algorithm Based on Optical-Flow and a Digital Terrain Map
This paper deals with the error analysis of a novel navigation algorithm that uses as input the sequence of images acquired from a moving camera and a Digital Terrain (or Elevatio...
Ehud Rivlin, Héctor Rotstein, Ronen Lerner
CVPR
2007
IEEE
16 years 8 months ago
Quality-Driven Face Occlusion Detection and Recovery
This paper presents a framework to automatically detect and recover the occluded facial region. We first derive a Bayesian formulation unifying the occlusion detection and recover...
Dahua Lin, Xiaoou Tang
CVPR
2007
IEEE
16 years 8 months ago
Simultaneous Detection and Segmentation of Pedestrians using Top-down and Bottom-up Processing
We present a method for the simultaneous detection and segmentation of people from static images. The proposed technique requires no manual segmentation during training, and explo...
Vinay Sharma, James W. Davis
CVPR
2008
IEEE
16 years 8 months ago
A general solution to the P4P problem for camera with unknown focal length
This paper presents a general solution to the determination of the pose of a perspective camera with unknown focal length from images of four 3D reference points. Our problem is a...
Martin Bujnak, Tomás Pajdla, Zuzana Kukelov...
CVPR
2008
IEEE
16 years 8 months ago
Characterizing the shadow space of camera-light pairs
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...
Daniel A. Vaquero, Matthew Turk, Ramesh Raskar, Ro...