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DEXAW
2009
IEEE
173views Database» more  DEXAW 2009»
14 years 4 months ago
Automatic Cluster Number Selection Using a Split and Merge K-Means Approach
Abstract—The k-means method is a simple and fast clustering technique that exhibits the problem of specifying the optimal number of clusters preliminarily. We address the problem...
Markus Muhr, Michael Granitzer
BMCBI
2007
113views more  BMCBI 2007»
13 years 10 months ago
Statistical tools for transgene copy number estimation based on real-time PCR
Background: As compared with traditional transgene copy number detection technologies such as Southern blot analysis, real-time PCR provides a fast, inexpensive and high-throughpu...
Joshua S. Yuan, Jason N. Burris, Nathan R. Stewart...
FC
2007
Springer
106views Cryptology» more  FC 2007»
14 years 4 months ago
Dynamic Virtual Credit Card Numbers
Theft of stored credit card information is an increasing threat to e-commerce. We propose a dynamic virtual credit card number scheme that reduces the damage caused by stolen credi...
Ian Molloy, Jiangtao Li, Ninghui Li
WG
2000
Springer
14 years 1 months ago
Networks with Small Stretch Number
: In a previous work, the authors introduced the class of graphs with bounded induced distance of order k, (BID(k) for short) to model non-reliable interconnection networks. A netw...
Serafino Cicerone, Gabriele Di Stefano
DLOG
1996
13 years 11 months ago
Number Restrictions on Complex Roles in Description Logics: A Preliminary Report
Number restrictions are concept constructors that are available in almost all implemented description logic systems. However, even though there has lately been considerable effort...
Franz Baader, Ulrike Sattler