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174
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ICPR
2010
IEEE
16 years 1 months ago
Bayesian Inference for Nonnegative Matrix Factor Deconvolution Models
In this paper we develop a probabilistic interpretation and a full Bayesian inference for non-negative matrix deconvolution (NMFD) model. Our ultimate goal is unsupervised extract...
Serap Kirbiz, Ali Taylan Cemgil, Bilge Gunsel
183
Voted
DCC
2010
IEEE
16 years 1 months ago
LZ77-Like Compression with Fast Random Access
We introduce an alternative Lempel-Ziv text parsing, LZ-End, that converges to the entropy and in practice gets very close to LZ77. LZ-End forces sources to finish at the end of ...
Sebastian Kreft, Gonzalo Navarro
HICSS
2009
IEEE
136views Biometrics» more  HICSS 2009»
16 years 1 months ago
New Development of Advanced ITG Framework
Recent research has begun to place greater emphasis on the strategic use of IT in seeking to build firm’s capability, thus innovating firm’s business value. In this context, m...
Jung-Hoon Lee, S.-H. Juhn, K.-T. Hwang
SAC
2009
ACM
16 years 1 months ago
Bulk based preconditioning for quantum dot computations
Abstract— This article describes how to accelerate the convergence of Preconditioned Conjugate Gradient (PCG) type eigensolvers for the computation of several states around the b...
Christof Vömel, Stanimire Tomov, Osni Marques
HYBRID
2009
Springer
16 years 1 months ago
Existence of Periodic Orbits with Zeno Behavior in Completed Lagrangian Hybrid Systems
Abstract. In this paper, we consider hybrid models of mechanical systems undergoing impacts — Lagrangian hybrid systems, and study their periodic orbits in the presence of Zeno b...
Yizhar Or, Aaron D. Ames