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NETWORKS
2011
15 years 1 months ago
Line planning, path constrained network flow and inapproximability
Abstract. We consider a basic subproblem which arises in line planning, and is of particular importance in the context of a high system load or robustness: How much can be routed m...
Christina Büsing, Sebastian Stiller
TKDE
2011
100views more  TKDE 2011»
15 years 1 months ago
Intertemporal Discount Factors as a Measure of Trustworthiness in Electronic Commerce
—In multiagent interactions, such as e-commerce and file sharing, being able to accurately assess the trustworthiness of others is important for agents to protect themselves fro...
Christopher J. Hazard, Munindar P. Singh
TOMS
2011
84views more  TOMS 2011»
15 years 1 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
INTERSPEECH
2010
15 years 1 months ago
Multimodal speaker diarization using oriented optical flow histograms
Speaker diarization is the task of partitioning an input stream into speaker homogeneous regions, or in other words, to determine "who spoke when." While approaches to t...
Mary Tai Knox, Gerald Friedland
JMLR
2010
159views more  JMLR 2010»
15 years 1 months ago
Inference of Sparse Networks with Unobserved Variables. Application to Gene Regulatory Networks
Networks are becoming a unifying framework for modeling complex systems and network inference problems are frequently encountered in many fields. Here, I develop and apply a gener...
Nikolai Slavov