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CIVR
2004
Springer
128views Image Analysis» more  CIVR 2004»
14 years 3 months ago
A Geometrical Key-Frame Selection Method Exploiting Dominant Motion Estimation in Video
We describe an original method for selecting key frames to represent the content of every shot in a video. We aim at spatially sampling in an uniform way the coverage of the scene ...
Brigitte Fauvet, Patrick Bouthemy, Patrick Gros, F...
CVPR
2007
IEEE
14 years 11 months ago
An Efficient Minimal Solution for Infinitesimal Camera Motion
Given five motion vectors observed in a calibrated camera, what is the rotational and translational velocity of the camera? This problem is the infinitesimal motion analogue to th...
Chris Engels, David Nistér, Henrik Stew&eac...
CIARP
2009
Springer
14 years 4 months ago
Two-Frame Optical Flow Formulation in an Unwarping Multiresolution Scheme
Abstract. In this paper, we propose a new formulation of the Differential Optical Flow Equation (DOFE) between two consecutive images considering spatial and temporal information ...
Cyril Cassisa, Serge Simoens, Véronique Pri...
CIARP
2009
Springer
13 years 7 months ago
A Computer-Assisted Colorization Approach Based on Efficient Belief Propagation and Graph Matching
Abstract. Region-based approaches have been proposed to computerassisted colorization problem, typically using shape similarity and topology relations between regions. Given a colo...
Alexandre Noma, Luiz Velho, Roberto M. Cesar
ICCV
2003
IEEE
14 years 11 months ago
Circular Motion Geometry by Minimal 2 Points in 4 Images
This paper describes a new and simple method of recovering the geometry of uncalibrated circular motion or single axis motion using a minimal data set of 2 points in 4 images. Thi...
Guang Jiang, Long Quan, Hung-Tat Tsui