Sciweavers

5619 search results - page 321 / 1124
» A Region Inference Algorithm
Sort
View
IJCV
2010
574views more  IJCV 2010»
15 years 5 months ago
Time-Delayed Correlation Analysis for Multi-Camera Activity Understanding
We propose a novel approach to understanding activities from their partial observations monitored through multiple non-overlapping cameras separated by unknown time gaps. In our...
Chen Change Loy, Tao Xiang, Shaogang Gong
MM
2009
ACM
177views Multimedia» more  MM 2009»
16 years 1 months ago
Perceptual quality assessment based on visual attention analysis
Most existing quality metrics do not take the human attention analysis into account. Attention to particular objects or regions is an important attribute of human vision and perce...
Junyong You, Andrew Perkis, Miska M. Hannuksela, M...
IH
2007
Springer
16 years 27 days ago
Imaging Sensor Noise as Digital X-Ray for Revealing Forgeries
In this paper, we describe a new forensic tool for revealing digitally altered images by detecting the presence of photo-response non-uniformity noise (PRNU) in small regions. This...
Mo Chen, Jessica J. Fridrich, Jan Lukás, Mi...
ICML
2003
IEEE
16 years 15 hour ago
The Influence of Reward on the Speed of Reinforcement Learning: An Analysis of Shaping
Shaping can be an effective method for improving the learning rate in reinforcement systems. Previously, shaping has been heuristically motivated and implemented. We provide a for...
Adam Laud, Gerald DeJong
IJCAI
2007
15 years 8 months ago
Automated Heart Wall Motion Abnormality Detection from Ultrasound Images Using Bayesian Networks
Coronary Heart Disease can be diagnosed by measuring and scoring regional motion of the heart wall in ultrasound images of the left ventricle (LV) of the heart. We describe a comp...
Maleeha Qazi, Glenn Fung, Sriram Krishnan, R&oacut...