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CRV
2007
IEEE
161views Robotics» more  CRV 2007»
14 years 15 days ago
Dense Stereo Range Sensing with Marching Pseudo-Random Patterns
As an extension to classical structured lighting techniques, the use of bi-dimensional pseudo-random color codes is explored to perform range sensing with variable density from a ...
Danick Desjardins, Pierre Payeur
CRV
2007
IEEE
81views Robotics» more  CRV 2007»
14 years 15 days ago
Non-Uniform Hierarchical Geo-consistency for Multi-baseline Stereo
We propose a new and flexible hierarchical multibaseline stereo algorithm that features a non-uniform spatial decomposition of the disparity map. The visibility computation and r...
Marc-Antoine Drouin, Martin Trudeau, Sébast...
CRV
2007
IEEE
139views Robotics» more  CRV 2007»
14 years 15 days ago
A Simple Operator for Very Precise Estimation of Ellipses
This paper presents a simple linear operator that accurately estimates the position and parameters of ellipse features. Based on the dual conic model, the operator avoids the inte...
Jean-Nicolas Ouellet, Patrick Hébert
CRV
2007
IEEE
137views Robotics» more  CRV 2007»
14 years 15 days ago
Computing View-normalized Body Parts Trajectories
This paper proposes an approach to compute viewnormalized body part trajectories of pedestrians from monocular video sequences. The proposed approach first extracts the 2D trajec...
Frédéric Jean, Robert Bergevin, Alex...
CRV
2007
IEEE
232views Robotics» more  CRV 2007»
14 years 15 days ago
Automatic Annotation of Humans in Surveillance Video
In this paper we present a system for automatic annotation of humans passing a surveillance camera. Each human has 4 associated annotations: the primary color of the clothing, the...
D. M. Hansen, Bjarne K. Mortensen, P. T. Duizer, J...