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» On the Complexity of uSPR Distance
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SISAP
2008
IEEE
175views Data Mining» more  SISAP 2008»
15 years 4 months ago
Anytime K-Nearest Neighbor Search for Database Applications
Many contemporary database applications require similarity-based retrieval of complex objects where the only usable knowledge of its domain is determined by a metric distance func...
Weijia Xu, Daniel P. Miranker, Rui Mao, Smriti R. ...
CEC
2007
IEEE
15 years 4 months ago
On some symmetry based validity indices
—Identification of the correct number of clusters and the corresponding partitioning are two important considerations in clustering. In this paper, a newly developed point symme...
Sriparna Saha, Sanghamitra Bandyopadhyay
SMC
2007
IEEE
110views Control Systems» more  SMC 2007»
15 years 4 months ago
A validity index based on cluster symmetry
— An important consideration in clustering is the determination of the correct number of clusters and the appropriate partitioning of a given data set. In this paper, a newly dev...
Sriparna Saha, Sanghamitra Bandyopadhyay
IWIA
2006
IEEE
15 years 3 months ago
An Application of Information Theory to Intrusion Detection
Zero-day attacks, new (anomalous) attacks exploiting previously unknown system vulnerabilities, are a serious threat. Defending against them is no easy task, however. Having ident...
E. Earl Eiland, Lorie M. Liebrock
ICIAR
2005
Springer
15 years 3 months ago
Shape Similarity Measurement for Boundary Based Features
In this study, we propose two algorithms for measuring the distance between shape boundaries. In the algorithms, shape boundary is represented by the Beam Angle Statistics (BAS), w...
Nafiz Arica, Fatos T. Yarman-Vural