14 search results - page 2 / 3 » DCT-based phase correlation motion estimation |
ICMCS
2005
IEEE
15 years 4 months ago
2005
IEEE
We propose a quad-tree scheme for obtaining sub-pixel estimates of interframe motion in the frequency domain. Our scheme is based on phase correlation and uses motion compensated ...
CVPR
2008
IEEE
16 years 12 days ago
2008
IEEE
In this paper, we propose a novel method of computing the optical flow using the Fourier Mellin Transform (FMT). Each image in a sequence is divided into a regular grid of patches...
IROS
2007
IEEE
15 years 4 months ago
2007
IEEE
— Two novel methods for computing 3D structure information from video for a piecewise planar scene are presented. The first method is based on a new line constraint, which clear...
ICPR
2010
IEEE
14 years 8 months ago
2010
IEEE
In this paper, we proposed a novel real-time abnormal event detection framework that requires a short training period and has a fast processing speed. Our approach is based on phas...
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VLSID
2004
IEEE
15 years 10 months ago
2004
IEEE
demanding algorithm of a video encoder. It is known that about 60% ~ 80% of the total computation time is consumed for motion estimation [1]. The second is its high impact on the v...