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» Intelligent Expressions of Emotions
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IAT
2008
IEEE
16 years 1 months ago
Extending a Defeasible Reasoner with Modal and Deontic Logic Operators
Defeasible logic is a non-monotonic formalism that deals with incomplete and conflicting information. Modal logic deals with necessity and possibility, exhibiting defeasibility; t...
Efstratios Kontopoulos, Nick Bassiliades, Guido Go...
IAT
2008
IEEE
16 years 1 months ago
Time and Defeasibility in FIPA ACL Semantics
Inferences about speech acts are often conditional, nonmonotonic, and involve the issue of time. Most agent communication languages, however, ignore these issues, due to the difï¬...
Guido Boella, Guido Governatori, Joris Hulstijn, R...
AI
2008
Springer
16 years 27 days ago
Verbs Speak Loud: Verb Categories in Learning Polarity and Strength of Opinions
In this work we show that verbs reliably represent texts when machine learning algorithms are used to learn opinions. We identify semantic verb categories that capture essential pr...
Marina Sokolova, Guy Lapalme
CEC
2007
IEEE
16 years 27 days ago
Towards a generic control strategy for Evolutionary Algorithms: an adaptive fuzzy-learning approach
— This paper presents a new method to generalize strategies in order to control parameters of Evolutionary Algorithms (EAs). A learning process establishes the relationship betwe...
Jorge Maturana, Frédéric Saubion
IAT
2007
IEEE
16 years 26 days ago
A Flexible Policy-Driven Trust Negotiation Model
Policy-driven negotiations are gaining interest among the research community. A large number of policy languages with different expressiveness have been developed in order to suit...
Juri Luca De Coi, Daniel Olmedilla