230 search results - page 12 / 46 » Indexing Based on Scale Invariant Interest Points |
MMM
2007
Springer
14 years 2 months ago
2007
Springer
This paper proposes an approach for retrieving videos based on object trajectories and subtrajectories. First, trajectories are segmented into subtrajectories according to the char...
CVPR
2008
IEEE
14 years 10 months ago
2008
IEEE
The robust alignment of images and scenes seen from widely different viewpoints is an important challenge for camera and scene reconstruction. This paper introduces a novel class ...
SIGGRAPH
2003
ACM
14 years 1 months ago
2003
ACM
Recent years have seen an increased interest in motion capture systems. Current systems, however, are limited to only a few degrees of freedom, so that effectively only the motion...
CVPR
2008
IEEE
14 years 10 months ago
2008
IEEE
In this paper, we present a novel approach for automatically learning a compact and yet discriminative appearance-based human action model. A video sequence is represented by a ba...
ICPR
2002
IEEE
14 years 1 months ago
2002
IEEE
The proposed shape descriptor is based on the beams originated from a boundary point, which are defined as lines connecting that point with the rest of the points on the boundary....