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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 9 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»
14 years 11 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 6 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 5 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
AGENTS
2001
Springer
15 years 4 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