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PAMI
2006
155views more  PAMI 2006»
13 years 7 months ago
Validating a Biometric Authentication System: Sample Size Requirements
Authentication systems based on biometric features (e.g., fingerprint impressions, iris scans, human face images, etc.) are increasingly gaining widespread use and popularity. Ofte...
Sarat C. Dass, Yongfang Zhu, Anil K. Jain
SIGIR
2008
ACM
13 years 7 months ago
Asymmetric distance estimation with sketches for similarity search in high-dimensional spaces
Efficient similarity search in high-dimensional spaces is important to content-based retrieval systems. Recent studies have shown that sketches can effectively approximate L1 dist...
Wei Dong, Moses Charikar, Kai Li
IJON
2007
88views more  IJON 2007»
13 years 7 months ago
Information maximization in face processing
This perspective paper explores principles of unsupervised learning and how they relate to face recognition. Dependency coding and information maximization appear to be central pr...
Marian Stewart Bartlett
TIP
2008
118views more  TIP 2008»
13 years 7 months ago
Minimum Variance Optimal Rate Allocation for Multiplexed H.264/AVC Bitstreams
Consider the problem of transmitting multiple video streams to fulfill a constant bandwidth constraint. The available bit budget needs to be distributed across the sequences in ord...
Marco Tagliasacchi, Giuseppe Valenzise, Stefano Tu...
TIT
2008
92views more  TIT 2008»
13 years 7 months ago
Successive Refinement for Hypothesis Testing and Lossless One-Helper Problem
Abstract--We investigate two closely related successive refinement (SR) coding problems: 1) In the hypothesis testing (HT) problem, bivariate hypothesis H0 : PXY against H1 : PXPY ...
Chao Tian, Jun Chen