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ICB
2009
Springer
586views Biometrics» more  ICB 2009»
16 years 28 days ago
Face Image Quality Evaluation for ISO/IEC Standards 19794-5 and 29794-5
Face recognition performance can be significantly influenced by face image quality. The approved ISO/IEC standard 19794-5 has specified recommendations for face photo taking for...
Jitao Sang, Zhen Lei, Stan Z. Li
ISCAS
2008
IEEE
147views Hardware» more  ISCAS 2008»
16 years 23 days ago
An asynchronous time-based image sensor
Abstract— In this paper we propose a fully asynchronous, timebased image sensor, which is characterized by high temporal resolution, low data rate (near complete temporal redunda...
Christoph Posch, Daniel Matolin, Rainer Wohlgenann...
ISM
2008
IEEE
100views Multimedia» more  ISM 2008»
16 years 23 days ago
Robust Edge Detection Based on Non-local Contribution of Local Frequency Characteristics
This paper introduces a robust approach to the problem of edge detection in situations characterized by high levels of image degradation and illumination non-uniformity. Popular e...
Alexander Wong, William Bishop
MMSP
2008
IEEE
204views Multimedia» more  MMSP 2008»
16 years 23 days ago
Color restoration for objects of interest using robust image features
—Illumination distortion due to uncontrolled lighting can severely degrade the color appearance of a photo. Frequently, the desired colors for objects in a newly taken query imag...
David M. Chen, Vijay Chandrasekhar, Gabriel Takacs...
CRV
2007
IEEE
129views Robotics» more  CRV 2007»
16 years 21 days ago
Wavelet-based Light Reconstruction from a Single Image
In this paper we propose a wavelet-based light representation. This representation is used for recovering illumination and reflectance of a scene with known geometry from a singl...
Cameron Upright, Dana Cobzas, Martin Jägersan...