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» A Note on Concepts and Distances
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PAKDD
2007
ACM
143views Data Mining» more  PAKDD 2007»
14 years 1 months ago
Clustering Ensembles Based on Normalized Edges
The co-association (CA) matrix was previously introduced to combine multiple partitions. In this paper, we analyze the CA matrix, and address its difference from the similarity ma...
Yan Li, Jian Yu, Pengwei Hao, Zhulin Li
DEXAW
2006
IEEE
156views Database» more  DEXAW 2006»
14 years 1 months ago
Social Enterprise Architecture: Towards an Extendable and Scaleable System Architecture for KM
Internet should be used to reduce distances and bring people virtually closer. Using ICT, many people has overcome the problem of digital divided [1] thanks to support of informat...
Flavio Corradini, Alberto Polzonetti, Romeo Pruno,...
ICMCS
2005
IEEE
104views Multimedia» more  ICMCS 2005»
14 years 1 months ago
Spherical Harmonics Descriptor for 2D-Image Retrieval
In this paper, spherical harmonics are proposed as shape descriptors for 2d images. We introduce the concept of connectivity; 2d images are decomposed using connectivity which is ...
Atul Sajjanhar, Guojun Lu, Dengsheng Zhang
GECCO
2005
Springer
14 years 1 months ago
A theoretical analysis of the HIFF problem
We present a theoretical analysis of Watson’s Hierarchicalif-and-only-if (HIFF) problem using a variety of tools. These include schema theory and course graining, the concept of...
Nicholas Freitag McPhee, Ellery Fussell Crane
IDA
2005
Springer
14 years 1 months ago
Condensed Nearest Neighbor Data Domain Description
—A simple yet effective unsupervised classification rule to discriminate between normal and abnormal data is based on accepting test objects whose nearest neighbors’ distances ...
Fabrizio Angiulli