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COLING
2010
15 years 1 months ago
DL Meet FL: A Bidirectional Mapping between Ontologies and Linguistic Knowledge
We present a transformation scheme that mediates between description logics (DL) or RDF-encoded ontologies and type hierarchies in feature logics (FL). The DL-to-FL direction is i...
Hans-Ulrich Krieger, Ulrich Schäfer
ICDE
2008
IEEE
122views Database» more  ICDE 2008»
16 years 8 months ago
On Signatures for Communication Graphs
Abstract-- Communications between individuals can be represented by (weighted, multi-) graphs. Many applications operate on communication graphs associated with telephone calls, em...
Graham Cormode, Flip Korn, S. Muthukrishnan, Yihua...
STOC
2002
ACM
177views Algorithms» more  STOC 2002»
16 years 7 months ago
Similarity estimation techniques from rounding algorithms
A locality sensitive hashing scheme is a distribution on a family F of hash functions operating on a collection of objects, such that for two objects x, y, PrhF [h(x) = h(y)] = si...
Moses Charikar
CEC
2008
IEEE
16 years 1 months ago
Hyper-selection in dynamic environments
— In recent years, several approaches have been developed for genetic algorithms to enhance their performance in dynamic environments. Among these approaches, one kind of methods...
Shengxiang Yang, Renato Tinós
ICC
2007
IEEE
16 years 1 months ago
Speed Up Queries in Unstructured Peer-to-Peer Networks
—Unstructured peer-to-peer networks have gained a lot of popularity due to their resilience to network dynamics. The core operation in such networks is to efficiently locate res...
Zhan Zhang, Yong Tang, Shigang Chen