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» On Using Silhouettes for Camera Calibration
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ICIP
2000
IEEE
16 years 7 months ago
Motion Estimation with Incomplete Information Using Omni-Directional Vision
We present a new motion estimation framework and apply it to omni-directional imagery. Our method estimates motions incrementally using an Implicit Extended Kalman Filter (IEKF). ...
Jong Weon Lee, Ulrich Neumann
ICRA
1995
IEEE
65views Robotics» more  ICRA 1995»
15 years 9 months ago
Robot Localization Using a Computer Vision Sextant
This paper explores the possibility of using Sun altitude for localization of a robot in totally unknown territory. A set of Sun altitudes is obtained by processing a sequence of ...
Fabio Gagliardi Cozman, Eric Krotkov
ICPR
2004
IEEE
16 years 7 months ago
Reconstructing a Dynamic Surface from Video Sequences Using Graph Cuts in 4D Space-Time
This paper is concerned with the problem of dynamically reconstructing the 3D surface of an object undergoing non-rigid motion. The problem is cast as reconstructing a continuous ...
Narendra Ahuja, Ning Xu, Tianli Yu
ICIP
2002
IEEE
15 years 11 months ago
Multi-resolution space carving using level set methods
We present a multi-resolution space carving algorithm that reconstructs a 3D model of visual scene photographed by a calibrated digital camera placed at multiple viewpoints. Our a...
Gregory G. Slabaugh, Ronald W. Schafer, Mat C. Han...
IROS
2007
IEEE
144views Robotics» more  IROS 2007»
16 years 9 days ago
Faster and more accurate face detection on mobile robots using geometric constraints
— We develop a framework to allow generic object detection algorithms to exploit geometric information commonly available to robot vision systems. Robot systems take pictures wit...
Michael Dixon, Frederick Heckel, Robert Pless, Wil...