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ICAPR
2005
Springer
14 years 1 months ago
Fingerprint Image Enhancement Using STFT Analysis
Contrary to popular belief, despite decades of research in fingerprints, reliable fingerprint recognition is an open problem. Extracting features out of poor quality prints is t...
Sharat Chikkerur, Venu Govindaraju, Alexander N. C...
CCS
2004
ACM
14 years 27 days ago
Payload attribution via hierarchical bloom filters
Payload attribution is an important problem often encountered in network forensics. Given an excerpt of a payload, finding its source and destination is useful for many security ...
Kulesh Shanmugasundaram, Hervé Brönnim...
IBPRIA
2003
Springer
14 years 21 days ago
A Colour Tracking Procedure for Low-Cost Face Desktop Applications
In this paper we present an environment for the tracking of a human face obtained from a real video sequence. We will describe the system and discuss the advantages and disadvanta...
Francisco J. Perales López, Ramon Mas, Miqu...
PODS
1999
ACM
151views Database» more  PODS 1999»
13 years 11 months ago
Exact and Approximate Aggregation in Constraint Query
We investigate the problem of how to extend constraint query languages with aggregate operators. We deal with standard relational aggregation, and also with aggregates speci c to ...
Michael Benedikt, Leonid Libkin
ISIPTA
1999
IEEE
116views Mathematics» more  ISIPTA 1999»
13 years 11 months ago
On the Distribution of Natural Probability Functions
The purpose of this note is to describe the underlying insights and results obtained by the authors, and others, in a series of papers aimed at modelling the distribution of `natu...
Jeff B. Paris, Paul N. Watton, George M. Wilmers