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» Concurrent Subspaces Analysis
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141
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ISBI
2004
IEEE
16 years 4 months ago
Probabilistic ICA for fMRI
Independent Component Analysis is becoming a popular exploratory method for analysing complex data such as that from FMRI experiments. The application of such `model-free' me...
Christian Beckmann
159
Voted
KDD
2001
ACM
187views Data Mining» more  KDD 2001»
16 years 4 months ago
Random projection in dimensionality reduction: applications to image and text data
Random projections have recently emerged as a powerful method for dimensionality reduction. Theoretical results indicate that the method preserves distances quite nicely; however,...
Ella Bingham, Heikki Mannila
210
Voted
VLDB
2009
ACM
130views Database» more  VLDB 2009»
16 years 4 months ago
Multi-dimensional top-k dominating queries
Abstract The top-k dominating query returns k data objects which dominate the highest number of objects in a dataset. This query is an important tool for decision support since it ...
Man Lung Yiu, Nikos Mamoulis
ICC
2009
IEEE
123views Communications» more  ICC 2009»
15 years 10 months ago
Blind Spectrum Sensing for Cognitive Radio Based on Signal Space Dimension Estimation
Abstract—Based on information theoretic tools, a new spectrum sensing method is proposed in this paper to detect vacant sub-bands in the radio spectrum1 . Specifically, based on...
Bassem Zayen, Aawatif Hayar, Kimmo Kansanen
147
Voted
DATE
2007
IEEE
118views Hardware» more  DATE 2007»
15 years 10 months ago
Statistical model order reduction for interconnect circuits considering spatial correlations
In this paper, we propose a novel statistical model order reduction technique, called statistical spectrum model order reduction (SSMOR) method, which considers both intra-die and...
Jeffrey Fan, Ning Mi, Sheldon X.-D. Tan, Yici Cai,...