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SIGPRO
2011
229views Hardware» more  SIGPRO 2011»
14 years 11 months ago
Fast and exact synthesis of stationary multivariate Gaussian time series using circulant embedding
A fast and exact procedure for the numerical synthesis of stationary multivariate Gaussian time series with a priori prescribed and well controlled autoand cross-covariance functi...
Hannes Helgason, Vladas Pipiras, Patrice Abry
TOMS
2011
84views more  TOMS 2011»
14 years 11 months ago
A Supernodal Approach to Incomplete LU Factorization with Partial Pivoting
We present a new supernode-based incomplete LU factorization method to construct a preconditioner for solving sparse linear systems with iterative methods. The new algorithm is pr...
Xiaoye S. Li, Meiyue Shao
FIT
2010
14 years 11 months ago
Building AS-IS process models from task descriptions
Business processes have to adopt the changes driven by the market to remain competitive. This requires improvement of business processes, which can be carried out by understanding...
Azeem Lodhi, Gamal Kassem, Veit Köppen, Gunte...
TNN
2010
147views Management» more  TNN 2010»
14 years 11 months ago
State-space analysis of Boolean networks
This paper provides a comprehensive framework for the state space approach to Boolean networks. First, it surveys the authors' recent work on the topic: Using semitensor produ...
Daizhan Cheng, Hongsheng Qi
ICASSP
2011
IEEE
14 years 8 months ago
Saturation-robust SAR image formation
The formation of synthetic aperture radar (SAR) images is formulated as an inverse problem, a flexible approach suitable for a variety of acquisition systems and signal models. T...
Dennis Wei, Petros Boufounos