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CSDA
2008
115views more  CSDA 2008»
15 years 4 months ago
Complex-valued ICA based on a pair of generalized covariance matrices
It is shown that any pair of scatter and spatial scatter matrices yields an estimator of the separating matrix for complex-valued independent component analysis (ICA). Scatter (re...
Esa Ollila, Hannu Oja, Visa Koivunen
CORR
2007
Springer
132views Education» more  CORR 2007»
15 years 4 months ago
Data Cube: A Relational Aggregation Operator Generalizing Group-By, Cross-Tab, and Sub-Totals
Data analysis applications typically aggregate data across many dimensions looking for anomalies or unusual patterns. The SQL aggregate functions and the GROUP BY operator produce ...
Jim Gray, Surajit Chaudhuri, Adam Bosworth, Andrew...
TWC
2008
100views more  TWC 2008»
15 years 4 months ago
Generalized feedback detection for spatial multiplexing multi-antenna systems
Abstract-- We present a unified detection framework for spatial multiplexing multiple-input multiple-output (MIMO) systems by generalizing Heller's classical feedback decoding...
Tao Cui, Chintha Tellambura
129
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TWC
2008
91views more  TWC 2008»
15 years 4 months ago
Throughput and Channel Access Statistics of Generalized Selection Multiuser Scheduling
To provide a near-optimal low-complexity solution to parallel multiuser scheduling in code-division multiple-access (CDMA), we propose generalized selection multiuser diversity (GS...
Yao Ma, Jinghua Jin, Dongbo Zhang
HCI
2009
15 years 1 months ago
YVision: A General Purpose Software Composition Framework
Abstract. Expectations for the industry of Human Computer Interaction are much higher today than they were ten or even five years ago. Innovative solutions to sense and gather info...
Antão Almada, Gonçalo Lopes, Andr&ea...