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IVC
2006
120views more  IVC 2006»
15 years 7 months ago
Facial pose from 3D data
The distribution of the apparent 3D shape of human faces across the view-sphere is complex, owing to factors such as variations in identity, facial expression, minor occlusions an...
Ajit Rajwade, Martin D. Levine
CSDA
2007
109views more  CSDA 2007»
15 years 7 months ago
Improving the computation of censored quantile regressions
Abstract. Censored quantile regressions (CQR) are a valuable tool in economics and engineering. The computation of estimators is highly complex and the performance of standard meth...
Bernd Fitzenberger, Peter Winker
JSAC
2008
85views more  JSAC 2008»
15 years 7 months ago
Efficient Multicarrier Communication for Highly Spread Underwater Acoustic Channels
In this paper we propose a novel method for communication over underwater acoustic channels that exhibit simultaneously large delay spread and Doppler spread, such as those found i...
Sung-Jun Hwang, Philip Schniter
JSC
2008
162views more  JSC 2008»
15 years 7 months ago
Approximate factorization of multivariate polynomials using singular value decomposition
We describe the design, implementation and experimental evaluation of new algorithms for computing the approximate factorization of multivariate polynomials with complex coefficie...
Erich Kaltofen, John P. May, Zhengfeng Yang, Lihon...
JSW
2008
95views more  JSW 2008»
15 years 7 months ago
Architecture Support for Behavior-based Adaptive Checkpointing
Checkpointing is a commonly used approach to provide system fault-tolerance. However, using a constant checkpointing frequency may compromise the system's overall performance ...
Nianen Chen, Shangping Ren