31 search results - page 3 / 7 » Novel fast block motion estimation in feature subspace |
ICIP
2000
IEEE
14 years 6 months ago
2000
IEEE
This paper proposes a fast motion estimation algorithm for MPEG-4 shape coding. The proposed algorithm is based on inherent properties of shape coding as well as shape information...
IAJIT
2010
13 years 3 months ago
2010
: The coding gain of the H.264/AVC video encoder mainly comes from the new incorporated prediction tools. However, their enormous computation and ultrahigh memory bandwidth are the...
TIP
1998
13 years 5 months ago
1998
Abstract—In this paper, we propose an optimal quadtree (QT)based motion estimator for video compression. It is optimal in the sense that for a given bit budget for encoding the d...
TIP
1998
13 years 5 months ago
1998
—We propose novel discrete cosine transform (DCT) pseudophase techniques to estimate shift/delay between two onedimensional (1-D) signals directly from their DCT coefficients by...
ICCV
2005
IEEE
14 years 7 months ago
2005
IEEE
In this paper, we investigate the mathematical problem underlying segmentation of hybrid motions: Given a series of tracked feature correspondences between two (perspective) image...