Sciweavers

661 search results - page 3 / 133
» Argument Reduction by Factoring
Sort
View
CORR
2010
Springer
88views Education» more  CORR 2010»
13 years 7 months ago
On the Proximity Factors of Lattice Reduction-Aided Decoding
Lattice reduction-aided decoding enables significant complexity saving and near-optimum performance in multi-input multi-output (MIMO) communications. However, its remarkable perfo...
Cong Ling
WSC
2000
13 years 8 months ago
Variance reduction techniques for value-at-risk with heavy-tailed risk factors
The calculation of value-at-risk (VAR) for large portfolios of complex instruments is among the most demanding and widespread computational challenges facing the financial industr...
Paul Glasserman, Philip Heidelberger, Perwez Shaha...
DAC
2005
ACM
14 years 8 months ago
Segregation by primary phase factors: a full-wave algorithm for model order reduction
Existing Full-wave Model Order Reduction (FMOR) approaches are based on Expanded Taylor Series Approximations (ETAS) of the oscillatory full-wave system matrix. The accuracy of su...
Thomas J. Klemas, Luca Daniel, Jacob K. White
ECWEB
2009
Springer
204views ECommerce» more  ECWEB 2009»
14 years 2 months ago
Computational Complexity Reduction for Factorization-Based Collaborative Filtering Algorithms
Abstract. Alternating least squares (ALS) is a powerful matrix factorization (MF) algorithm for both implicit and explicit feedback based recommender systems. We show that by using...
István Pilászy, Domonkos Tikk
ISCI
2006
58views more  ISCI 2006»
13 years 7 months ago
Streaming data reduction using low-memory factored representations
Many special purpose algorithms exist for extracting information from streaming data. Constraints are imposed on the total memory and on the average processing time per data item....
David Littau, Daniel Boley