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ICASSP
2007
IEEE
14 years 11 months ago
SIFME: A Single Iteration Fractional-Pel Motion Estimation Algorithm and Architecture for HDTV Sized H.264 Video Coding
This paper presents a set of fast algorithm and VLSI architecture for HDTV-sized H.264 fractional motion estimation. To solve the long computational latency in HD-sized applicatio...
Tzu-Yun Kuo, Yu-Kun Lin, Tian-Sheuan Chang
CVPR
2010
IEEE
14 years 10 months ago
Multi-view structure computation without explicitly estimating motion
Most existing structure-from-motion methods follow a common two-step scheme, where relative camera motions are estimated in the first step and 3D structure is computed afterward ...
Hongdong Li
IJCV
1998
103views more  IJCV 1998»
14 years 9 months ago
Dense Non-Rigid Motion Estimation in Sequences of Medical Images Using Differential Constraints
We describe a new method for computing the displacement vector field in time sequences of 2D or 3D images (4D data). The method is energy-minimizing on the space of correspondence...
Serge Benayoun, Nicholas Ayache
ICIP
2009
IEEE
14 years 7 months ago
Fast and efficient fractional pixel motion estimation for H.264/AVC video coding
This paper presents a fast algorithm for H.264 fractional motion estimation (ME). In H.264 ME is the most time consuming component. The ME process consists of two stages: integer ...
Humaira Nisar, Tae-Sun Choi
ICPR
2006
IEEE
15 years 11 months ago
Five-Point Motion Estimation Made Easy
Estimating relative camera motion from two views is a classical problem in computer vision. The minimal case for such problem is the so-called five-point-problem, for which the st...
Hongdong Li, Richard I. Hartley