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ICDAR
2009
IEEE
15 years 1 months ago
A Methodology for Document Image Dewarping Techniques Performance Evaluation
One of the major challenges in camera document analysis is to deal with the page curl and perspective distortions. In spite of the prevalence of dewarping techniques, no standard ...
Nikolaos Stamatopoulos, Basilios Gatos, Ioannis Pr...
ICMCS
2009
IEEE
142views Multimedia» more  ICMCS 2009»
15 years 1 months ago
PTZ camera calibration for Augmented Virtual Environments
Augmented Virtual Environments(AVE) are very effective in the application of surveillance, in which multiple video streams are projected onto a 3D urban model for better visualiza...
Lu Wang, Suya You, Ulrich Neumann
ICIP
2010
IEEE
15 years 1 months ago
Randomized motion estimation
Motion estimation is known to be a non-convex optimization problem. This non-convexity comes from several ambiguities in motion estimation such as the aperture problem, or fast mo...
Sylvain Boltz, Frank Nielsen
ECCV
2010
Springer
15 years 1 months ago
Video Synchronization Using Temporal Signals from Epipolar Lines
Time synchronization of video sequences in a multi-camera system is necessary for successfully analyzing the acquired visual information. Even if synchronization is established, it...
Dmitry Pundik, Yael Moses
CVPR
2011
IEEE
1473views Computer Vision» more  CVPR 2011»
15 years 1 days ago
Object Recognition with Hierarchical Kernel Descriptors
Kernel descriptors provide a unified way to generate rich visual feature sets by turning pixel attributes into patch-level features, and yield impressive results on many object rec...
Liefeng Bo, Kevin Lai, Xiaofeng Ren and Dieter Fox