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ICDM
2009
IEEE
150views Data Mining» more  ICDM 2009»
15 years 4 months ago
Filtering and Refinement: A Two-Stage Approach for Efficient and Effective Anomaly Detection
Anomaly detection is an important data mining task. Most existing methods treat anomalies as inconsistencies and spend the majority amount of time on modeling normal instances. A r...
Xiao Yu, Lu An Tang, Jiawei Han
TWC
2010
15 years 1 months ago
On overloaded vector precoding for single-user MIMO channels
We address the possibility of overloaded vector precoding in single user MIMO channels, i.e. the number of data streams is larger than the minimum of the number of antennas at tran...
R. De Miguel, Vesna Gardasevic, Ralf R. Mülle...
TVCG
2012
191views Hardware» more  TVCG 2012»
13 years 9 months ago
Direct Isosurface Visualization of Hex-Based High-Order Geometry and Attribute Representations
—In this paper, we present a novel isosurface visualization technique that guarantees the accurate visualization of isosurfaces with complex attribute data defined on (un)structu...
Tobias Martin, Elaine Cohen, Mike Kirby
TKDE
2008
127views more  TKDE 2008»
15 years 6 months ago
Maximal Subspace Coregulated Gene Clustering
Clustering is a popular technique for analyzing microarray data sets, with n genes and m experimental conditions. As explored by biologists, there is a real need to identify coregu...
Yuhai Zhao, Jeffrey Xu Yu, Guoren Wang, Lei Chen 0...
ICDE
2006
IEEE
160views Database» more  ICDE 2006»
16 years 8 months ago
Surface k-NN Query Processing
A k-NN query finds the k nearest-neighbors of a given point from a point database. When it is sufficient to measure object distance using the Euclidian distance, the key to effici...
Ke Deng, Xiaofang Zhou, Heng Tao Shen, Kai Xu 0003...