Sciweavers

CVPR
2012
IEEE
12 years 10 days ago
Dense Lagrangian motion estimation with occlusions
We couple occlusion modeling and multi-frame motion estimation to compute dense, temporally extended point trajectories in video with significant occlusions. Our approach combine...
Susanna Ricco, Carlo Tomasi
CCP
2011
136views more  CCP 2011»
12 years 10 months ago
Fast Implementation of Block Motion Estimation Algorithms in Video Encoders
This project will involve analysing some of the newer fast algorithms in comparison with an exhaustive full search algorithm for motion estimation in video encoders. It will invest...
Naga Rohini Koduri, Mqhele E. Dlodlo, Gerhard de J...
VR
2011
IEEE
204views Virtual Reality» more  VR 2011»
13 years 1 months ago
Stable vision-aided navigation for large-area augmented reality
In this paper, we present a unified approach for a drift-free and jitter-reduced vision-aided navigation system. This approach is based on an error-state Kalman filter algorithm...
Taragay Oskiper, Han-Pang Chiu, Zhiwei Zhu, Supun ...
ISBI
2011
IEEE
13 years 1 months ago
Self-assessing image-based respiratory motion compensation for fluoroscopic coronary roadmapping
We present a self-assessing image-based motion compensation method for coronary roadmapping in fluoroscopic images. Extending our previous work on respiratory motion compensation...
Michael Manhart, Ying Zhu, Dime Vitanovski
TMI
2010
132views more  TMI 2010»
13 years 4 months ago
Joint Reconstruction of Image and Motion in Gated Positron Emission Tomography
We present a novel method for joint reconstruction of both image and motion in positron-emission-tomography (PET). Most other methods separate image from motion estimation: They us...
Moritz Blume, Axel Martinez-Möller, Andreas K...
TCSV
2010
13 years 4 months ago
Quantized Transform-Domain Motion Estimation for SP-Frame Coding in Viewpoint Switching of Multiview Video
The brand-new SP-frame in H.264 facilitates drift-free bitstream switching. Notwithstanding the guarantee of seamless switching, the cost is the bulky size of secondary SP-frames. ...
Ki-Kit Lai, Yui-Lam Chan, Wan-Chi Siu
SPIC
2010
13 years 4 months ago
Successive refinement based Wyner-Ziv video compression
Wyner-Ziv coding enables low complexity video encoding with the motion estimation procedure shifted to the decoder. However, the accuracy of decoder motion estimation is often low...
Xiaopeng Fan, Oscar C. Au, Ngai-Man Cheung, Yan Ch...
MVA
2010
206views Computer Vision» more  MVA 2010»
13 years 4 months ago
Estimating the motion of plant root cells from in vivo confocal laser scanning microscopy images
Images of cellular structures in growing plant roots acquired using confocal laser scanning microscopy (CLSM) have some unusual properties that make motion estimation challenging....
Timothy J. Roberts, Stephen J. McKenna, Cheng-Jin ...
TSP
2011
197views more  TSP 2011»
13 years 4 months ago
Group Object Structure and State Estimation With Evolving Networks and Monte Carlo Methods
—This paper proposes a technique for motion estimation of groups of targets based on evolving graph networks. The main novelty over alternative group tracking techniques stems fr...
Amadou Gning, Lyudmila Mihaylova, Simon Maskell, S...
PAMI
2011
13 years 4 months ago
Linearized Motion Estimation for Articulated Planes
—In this paper, we describe the explicit application of articulation constraints for estimating the motion of a system of articulated planes. We relate articulations to the relat...
Ankur Datta, Yaser Sheikh, Takeo Kanade