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» A Proposal for a Unified Process for Ontology Building: UPON
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WIDM
2005
ACM
14 years 1 months ago
Preventing shilling attacks in online recommender systems
Collaborative filtering techniques have been successfully employed in recommender systems in order to help users deal with information overload by making high quality personalize...
Paul-Alexandru Chirita, Wolfgang Nejdl, Cristian Z...
COCOON
2010
Springer
14 years 8 days ago
Tracking a Generator by Persistence
The persistent homology provides a mathematical tool to describe “features” in a principled manner. The persistence algorithm proposed by Edelsbrunner et al. [9] can compute n...
Oleksiy Busaryev, Tamal K. Dey, Yusu Wang
AGENTS
2001
Springer
13 years 12 months ago
Intelligent agents for an artificial market system
This paper describes an agent-based artificial market system whose underlying interaction protocols provide advanced features. Using the system, actors (i.e., customers and mercha...
Nikos I. Karacapilidis, Pavlos Moraitis
ADBIS
1997
Springer
146views Database» more  ADBIS 1997»
13 years 11 months ago
S-Index: a Hybrid Structure for Text Retrieval
Today, two classes of indexing methods enjoying wide applicability are the Inverted Index and the Superimposed Coding based Signature File (SC-SF). The former is most efficient i...
Dimitrios Dervos, P. Linardis, Yannis Manolopoulos
EMSOFT
2004
Springer
13 years 11 months ago
Defining and translating a "safe" subset of simulink/stateflow into lustre
The Simulink/Stateflow toolset is an integrated suite enabling model-based design and has become popular in the automotive and aeronautics industries. We have previously developed...
Norman Scaife, Christos Sofronis, Paul Caspi, Stav...