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CVPR
2003
IEEE
16 years 6 months ago
Face Recognition Under Variable Lighting using Harmonic Image Exemplars
We propose a new approach for face recognition under arbitrary illumination conditions, which requires only one training image per subject (if there is no pose variation) and no 3...
Lei Zhang 0002, Dimitris Samaras
CSE
2009
IEEE
15 years 10 months ago
Bio-chaotic Stream Cipher-Based Iris Image Encryption
Conventional cryptography uses encryption key, which are long bit strings and are very hard to memorize such a long random numbers. Also it can be easily attacked by using the brut...
Abdullah Sharaf Alghamdi, Hanif Ullah, Maqsood Mah...
ICIP
2001
IEEE
16 years 5 months ago
Minimum entropy segmentation applied to multi-spectral chromosome images
In the early 1990s, the state-of-the-art in commercial chromosome image acquisition was grayscale. Automated chromosome classification was based on the grayscale image and boundar...
Wade Schwartzkopf, Brian L. Evans, Alan C. Bovik
134
Voted
SIGIR
2008
ACM
15 years 4 months ago
Directly optimizing evaluation measures in learning to rank
One of the central issues in learning to rank for information retrieval is to develop algorithms that construct ranking models by directly optimizing evaluation measures used in i...
Jun Xu, Tie-Yan Liu, Min Lu, Hang Li, Wei-Ying Ma
IEICET
2006
136views more  IEICET 2006»
15 years 4 months ago
Calibration Method for Misaligned Catadioptric Camera
This paper proposes a calibration method for catadioptric camera systems consisting of a surface of revolution mirror and a perspective camera, such as HyperOmni Vision. The propo...
Tomohiro Mashita, Yoshio Iwai, Masahiko Yachida