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ICML
2007
IEEE
15 years 10 months ago
Full regularization path for sparse principal component analysis
Given a sample covariance matrix, we examine the problem of maximizing the variance explained by a particular linear combination of the input variables while constraining the numb...
Alexandre d'Aspremont, Francis R. Bach, Laurent El...
PROCEDIA
2011
14 years 24 days ago
A Multilevel Parallelism Support for Multi-Physics Coupling
A new challenge in scientific computing is to merge existing simulation models to create new higher fidelity combined (often multi-level) models. While this challenge has been a...
Fang Liu, Masha Sosonkina
ISCA
2006
IEEE
131views Hardware» more  ISCA 2006»
15 years 4 months ago
Reducing Startup Time in Co-Designed Virtual Machines
A Co-Designed Virtual Machine allows designers to implement a processor via a combination of hardware and software. Dynamic binary translation converts code written for a conventi...
Shiliang Hu, James E. Smith
TSP
2010
14 years 4 months ago
SNR estimation for multilevel constellations using higher-order moments
Abstract--The performance of existing moments-based nondata-aided (NDA) estimators of signal-to-noise ratio (SNR) in digital communication systems substantially degrades with multi...
Marcos Álvarez-Díaz, Roberto L&oacut...
RTSS
2006
IEEE
15 years 4 months ago
MCGREP - A Predictable Architecture for Embedded Real-Time Systems
Real-time systems design involves many important choices, including that of the processor. The fastest processors achieve performance by utilizing architectural features that make...
Jack Whitham, Neil C. Audsley