Sciweavers

DAGM
2004
Springer
13 years 10 months ago
Silhouette Based Human Motion Estimation
This paper proposes a system for model based human motion estimation. We start with a human model generation system, which uses a set of input images to automatically generate a f...
Bodo Rosenhahn, Reinhard Klette, Gerald Sommer
VLSM
2005
Springer
13 years 10 months ago
Implicit Free-Form-Deformations for Multi-frame Segmentation and Tracking
Abstract. In this paper, we propose a novel technique to address motion estimation and tracking. Such technique represents the motion field using a regular grid of thin-plate spli...
Konstantinos Karantzalos, Nikos Paragios
SCALESPACE
2005
Springer
13 years 10 months ago
A Contrast Invariant Approach to Motion Estimation
Abstract. Motion estimation is one of the key tools in many video processing applications. Most of the existing motion estimation approaches use the brightness constancy assumption...
Vicent Caselles, Lluís Garrido, Laura Igual
DAGM
2005
Springer
13 years 10 months ago
A System for Marker-Less Human Motion Estimation
Abstract. In this contribution we present a silhouette based human motion estimation system. The system components contain silhouette extraction based on level sets, a corresponden...
Bodo Rosenhahn, Uwe G. Kersting, Andrew W. Smith, ...
SAC
2005
ACM
13 years 10 months ago
Motion estimation performance of the TM3270 processor
Motion estimation constitutes a significant computational part of video standards such as MPEG2, MPEG4, and H264/AVC. This paper evaluates the performance of a motion estimation a...
Jan-Willem van de Waerdt, Gerrit A. Slavenburg, Je...
ISCAS
2005
IEEE
128views Hardware» more  ISCAS 2005»
13 years 10 months ago
A study of encoding and decoding techniques for syndrome-based video coding
In conventional video coding, the complexity of an encoder is generally much higher than that of a decoder because of operations such as motion estimation consume significant com...
Min Wu, Anthony Vetro, Jonathan S. Yedidia, Huifan...
ISCAS
2005
IEEE
182views Hardware» more  ISCAS 2005»
13 years 10 months ago
Efficient search and mode prediction algorithms for motion estimation in H.264/AVC
—H.264 video coding standard adopts different coding schemes like variable block sizes and multiple reference frames for motion estimation. Hence, H.264/AVC provides gains in com...
Gwo-Long Li, Mei-Juan Chen, Hung-Ju Li, Ching-Ting...
ICMCS
2005
IEEE
87views Multimedia» more  ICMCS 2005»
13 years 10 months ago
DSP implementation of digital image stabilizer
A digital image stabilization system compensates the image movement caused by hand jiggle for the image sequence captured by a hand-held video camera. In this paper, a simplified ...
Yu-Chun Peng, Meng-Ting Lu, Homer H. Chen
ICMCS
2005
IEEE
123views Multimedia» more  ICMCS 2005»
13 years 10 months ago
Fast predictive variable-block-size motion estimation for H.264/AVC
The emerging H.264 advanced video coding (H.264/AVC) standard achieves significant improvement in coding efficiency compared with previous standards such as MPEG-2 and H.263. On...
Zhi Yang, Jiajun Bu, Chun Chen, Xu Li
CASES
2006
ACM
13 years 10 months ago
Limitations of special-purpose instructions for similarity measurements in media SIMD extensions
Microprocessor vendors have provided special-purpose instructions such as psadbw and pdist to accelerate the sumof-absolute differences (SAD) similarity measurement. The usefulne...
Asadollah Shahbahrami, Ben H. H. Juurlink, Stamati...