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191
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ALGORITHMICA
2006
15 years 6 months ago
2006
Hierarchical graphs and clustered graphs are useful non-classical graph models for structured relational information. Hierarchical graphs are graphs with layering structures; clus...
158
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JCT
2006
15 years 6 months ago
2006
Consider two locally finite rooted trees as equivalent if each of them is a topological minor of the other, with an embedding preserving the tree-order. Answering a question of va...
176
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ISCI
2007
15 years 6 months ago
2007
The use of association patterns for text categorization has attracted great interest and a variety of useful methods have been developed. However, the key characteristics of patte...
165
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IEEEHPCS
2010
15 years 5 months ago
2010
Abstract. In this paper, we explore the two well-known principles of diversification and intensification in portfolio-based parallel SAT solving. These dual concepts play an impo...
202
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INFOCOM
2010
IEEE
15 years 5 months ago
2010
IEEE
—It is a well known fact that user-chosen passwords are somewhat predictable: by using tools such as dictionaries or probabilistic models, attackers and password recovery tools c...