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66
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CSDA
2010
105views more  CSDA 2010»
15 years 23 days ago
James-Stein shrinkage to improve k-means cluster analysis
We study a general algorithm to improve accuracy in cluster analysis that employs the James-Stein shrinkage effect in k-means clustering. We shrink the centroids of clusters towar...
Jinxin Gao, David B. Hitchcock
16
Voted
VIROLOGY
2011
57views more  VIROLOGY 2011»
14 years 7 months ago
Improving antivirus accuracy with hypervisor assisted analysis
Modern malware protection systems bring an especially difficult problem to antivirus scanners. Simple obfuscationmethodscandiminishtheeffectivenessofascanner significantly, oftent...
Daniel Quist, Lorie M. Liebrock, Joshua Neil
CARDIS
2010
Springer
187views Hardware» more  CARDIS 2010»
15 years 7 months ago
Improved Fault Analysis of Signature Schemes
At ACISP 2004, Giraud and Knudsen presented the first fault analysis of DSA, ECDSA, XTR-DSA, Schnorr and ElGamal signatures schemes that considered faults affecting one byte. The...
Christophe Giraud, Erik Woodward Knudsen, Michael ...
107
Voted
COOPIS
2004
IEEE
15 years 4 months ago
Analysis, Transformation, and Improvements of ebXML Choreographies Based on Workflow Patterns
In ebXML the choreography of a business process should be modeled by UMM (UN/CEFACT Modeling Methodology) and is finally expressed in BPSS (Business Process Specification Schema). ...
Ja-Hee Kim, Christian Huemer
DATESO
2007
85views Database» more  DATESO 2007»
15 years 2 months ago
Improvement of Text Compression Parameters Using Cluster Analysis
Abstract. Several actions are usually performed when document is appended to textual database in information retrieval system. The most frequent actions are compression of the docu...
Jiri Dvorský, Jan Martinovic