Sciweavers

AVSS
2006
IEEE
15 years 7 months ago
On the Performance and Use of Speaker Recognition Systems for Surveillance
We model the performance of a speaker recognition system used for surveillance to prioritize a large number of candidate speakers in search of a single target speaker. It is assum...
Peter J. Barger, Sridha Sridharan
98
Voted
AVSS
2006
IEEE
15 years 7 months ago
A Random Field Model for Improved Feature Extraction and Tracking
This paper presents a novel method for illuminationinvariant and contrast preserving feature extraction, aimed at improving performance of tracking under complex light condition. ...
Xiaotong Yuan, Stan Z. Li
130
Voted
AVSS
2006
IEEE
15 years 7 months ago
Recognizing Facial Expressions in Videos Using a Facial Action Analysis-Synthesis Scheme
In this paper, we propose a novel approach for facial expression analysis and recognition. The proposed approach relies on tracked facial actions provided by an appearance-based 3...
Fadi Dornaika, Bogdan Raducanu
126
Voted
AVSS
2006
IEEE
15 years 7 months ago
People Tracking Using a Time-of-Flight Depth Sensor
Visually track several moving persons engaged in close interactions is known to be a very hard problem, though 3-D approaches based on stereo vision and plan-view maps offer much ...
Alessandro Bevilacqua, Luigi di Stefano, Pietro Az...
100
Voted
AVSS
2006
IEEE
15 years 7 months ago
An LMI Approach for Reliable PTZ Camera Self-Calibration
PTZ (Pan-Tilt-Zoom) cameras are widely used for large-area video surveillance. For many visual tracking and video analysis tasks, an accurate camera calibration is very important....
Hongdong Li, Chunhua Shen
112
Voted
AVSS
2006
IEEE
15 years 7 months ago
Large System Decision Fusion Performance in Inhomogeneous Sensor Networks
The problem of decision fusion in a large wireless sensor system with many power-constrained distributed nodes is considered. The sensor network is assumed to be inhomogeneous. i....
Sudharman K. Jayaweera, Kossai Al-Tarazi
AVSS
2006
IEEE
15 years 7 months ago
Real-Time Detection of Camera Tampering
This paper presents a novel technique for camera tampering detection. It is implemented in real-time and was developed for use in surveillance and security applications. This meth...
Evan Ribnick, Stefan Atev, Osama Masoud, Nikolaos ...
85
Voted
AVSS
2006
IEEE
15 years 7 months ago
Skin Colour-Based Face Detection in Colour Images
We propose in this work a method for detecting faces in colour images with complex backgrounds. The approach starts with the transformation of the image pixels from the RGB colour...
Wen-Hsiang Lai, Chang-Tsun Li