Sciweavers

141 search results - page 12 / 29
» Pixel Coverage Segmentation for Improved Feature Estimation
Sort
View
TMI
2010
128views more  TMI 2010»
14 years 8 months ago
Segmentation of the Outer Vessel Wall of the Common Carotid Artery in CTA
—A novel method is presented for carotid artery vessel wall segmentation in computed tomography angiography (CTA) data. First the carotid lumen is semi-automatically segmented us...
Danijela Vukadinovic, Theo van Walsum, Rashindra M...
ICIP
2010
IEEE
14 years 7 months ago
Semi-automatic motion based segmentation using long term motion trajectories
Semi-automated object segmentation is an important step in the cinema post-production workflow. We propose a dense motion based segmentation process that employs sparse feature ba...
Gary Baugh, Anil C. Kokaram
CVIU
2007
121views more  CVIU 2007»
14 years 9 months ago
Background estimation under rapid gain change in thermal imagery
We consider detection of moving ground vehicles in airborne sequences recorded by a thermal sensor with automatic gain control, using an approach that integrates dense optic flow...
Hulya Yalcin, Robert T. Collins, Martial Hebert
CVPR
2012
IEEE
13 years 9 days ago
Learning to localize detected objects
In this paper, we propose an approach to accurately localize detected objects. The goal is to predict which features pertain to the object and define the object extent with segme...
Qieyun Dai, Derek Hoiem
MIR
2003
ACM
113views Multimedia» more  MIR 2003»
15 years 3 months ago
Semantic-meaningful content-based image retrieval in wavelet domain
In this paper, we propose a semantic-meaningful approach for region-based image retrieval in image database. Our retrieval system is based on wavelet transform for its decompositi...
Yongqing Sun, Shinji Ozawa