2110 search results - page 196 / 422 » DCT-based motion estimation |
CVPR
2004
IEEE
15 years 10 days ago
2004
IEEE
We propose an original probabilistic parameter-free method for the detection of independently moving objects in an image sequence. We apply a probabilistic perceptual principle, t...
ICCV
2007
IEEE
15 years 8 days ago
2007
IEEE
While great strides have been made in detecting and localizing specific objects in natural images, the bottom-up segmentation of unknown, generic objects remains a difficult chall...
IPMI
2009
Springer
14 years 11 months ago
2009
Springer
Abstract. Four-dimensional respiratory correlated computed tomography (4D RCCT) has been widely used for studying organ motion. Most current algorithms use binning techniques which...
DCC
2004
IEEE
14 years 10 months ago
2004
IEEE
Video codecs that use motion compensation have shown PSNR gains from the use of multiple frame prediction, in which more than one past reference frame is available for motion esti...
ICIP
2008
IEEE
14 years 4 months ago
2008
IEEE
Fast and accurate motion detection in the presence of camera jitter is known to be a difficult problem. Existing statistical methods often produce abundant false positives since ...