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» Constrained Ramsey Numbers
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73
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SIGPRO
2002
80views more  SIGPRO 2002»
15 years 14 days ago
Design of optimum high-order finite-wordlength digital FIR filters with linear phase
Abstract-A novel iterative quantization procedure for the design of finite wordlength linear phase FIR filters of high order and minimum frequency domain error is proposed: a one b...
Gennaro Evangelista
110
Voted
ML
2007
ACM
131views Machine Learning» more  ML 2007»
15 years 10 days ago
A primal-dual perspective of online learning algorithms
We describe a novel framework for the design and analysis of online learning algorithms based on the notion of duality in constrained optimization. We cast a sub-family of universa...
Shai Shalev-Shwartz, Yoram Singer
IJKESDP
2010
60views more  IJKESDP 2010»
14 years 11 months ago
Portfolio selection problems with normal mixture distributions including fuzziness
— In this paper, several portfolio selection problems with normal mixture distributions including fuzziness are proposed. Until now, many researchers have proposed portfolio mode...
Takashi Hasuike, Hiroaki Ishii
89
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NECO
2010
129views more  NECO 2010»
14 years 11 months ago
A Two-Layer Model of Natural Stimuli Estimated with Score Matching
We consider a hierarchical two-layer model of natural signals in which both layers are learned from the data. Estimation is accomplished by Score Matching, a recently proposed est...
Urs Köster, Aapo Hyvärinen
100
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TCOM
2010
69views more  TCOM 2010»
14 years 11 months ago
Per-antenna rate and power control for MIMO layered architectures in the low- and high-power regimes
—In a MIMO layered architecture, several codewords are transmitted from a multiplicity of antennas. Although the spectral efficiency is maximized if the rates of these codewords...
Angel Lozano