198 search results - page 22 / 40 » A Sequential Algorithm for Generating Random Graphs |
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SDM
2011
SIAM
14 years 16 days ago
2011
SIAM
Sparse principal component analysis (PCA) imposes extra constraints or penalty terms to the standard PCA to achieve sparsity. In this paper, we first introduce an efficient algor...
SIGIR
2006
ACM
15 years 3 months ago
2006
ACM
We present a novel framework for answering complex questions that relies on question decomposition. Complex questions are decomposed by a procedure that operates on a Markov chain...
CORR
2011
Springer
14 years 4 months ago
2011
Springer
In this paper, we study the average case complexity of the Unique Games problem. We propose a natural semi-random model, in which a unique game instance is generated in several st...
IPPS
2007
IEEE
15 years 4 months ago
2007
IEEE
In this study, we investigate the task scheduling problem in heterogeneous computing environments and propose a novel scheduling algorithm, called the Artificial Immune System wit...
CVIU
2007
14 years 9 months ago
2007
This article proposes a generative image model, which is called ‘‘primal sketch,’’ following Marr’s insight and terminology. This model combines two prominent classes of...