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» On Approximation Algorithms for Hierarchical MAX-SAT
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SDM
2009
SIAM
167views Data Mining» more  SDM 2009»
15 years 11 months ago
Detecting Communities in Social Networks Using Max-Min Modularity.
Many datasets can be described in the form of graphs or networks where nodes in the graph represent entities and edges represent relationships between pairs of entities. A common ...
Jiyang Chen, Osmar R. Zaïane, Randy Goebel
PVLDB
2008
174views more  PVLDB 2008»
15 years 1 months ago
Relaxation in text search using taxonomies
In this paper we propose a novel document retrieval model in which text queries are augmented with multi-dimensional taxonomy restrictions. These restrictions may be relaxed at a ...
Marcus Fontoura, Vanja Josifovski, Ravi Kumar, Chr...
INFOCOM
2007
IEEE
15 years 8 months ago
Acyclic Type of Relationships Between Autonomous Systems
Abstract— The Internet connectivity in the Autonomous System (AS) level reflects the commercial relationship between ASes. A connection between two ASes could be of type custome...
Rami Cohen, Danny Raz
SAC
2005
ACM
15 years 7 months ago
Performance evaluation for text processing of noisy inputs
We investigate the problem of evaluating the performance of text processing algorithms on inputs that contain errors as a result of optical character recognition. A new hierarchic...
Daniel P. Lopresti
135
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AGENTS
2001
Springer
15 years 6 months ago
Using background knowledge to speed reinforcement learning in physical agents
This paper describes Icarus, an agent architecture that embeds a hierarchical reinforcement learning algorithm within a language for specifying agent behavior. An Icarus program e...
Daniel G. Shapiro, Pat Langley, Ross D. Shachter