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DKE
2010
167views more  DKE 2010»
13 years 11 months ago
The consistency extractor system: Answer set programs for consistent query answering in databases
We describe the Consistency Extractor System (ConsEx) that computes consistent answers to Datalog queries with negation posed to relational databases that may be inconsistent with...
Mónica Caniupán Marileo, Leopoldo E....
ATAL
1999
Springer
14 years 3 months ago
Reactivity in a Logic-Based Robot Programming Framework
A robot must often react to events in its environment and exceptional conditions by suspendingor abandoning its current plan and selecting a new plan that is an appropriate respons...
Yves Lespérance, Kenneth Tam, Michael R. M....
JELIA
2010
Springer
13 years 9 months ago
Retroactive Subsumption-Based Tabled Evaluation of Logic Programs
Abstract. Tabled evaluation is a recognized and powerful implementation technique that overcomes some limitations of traditional Prolog systems in dealing with recursion and redund...
Flávio Cruz, Ricardo Rocha
AAAI
2008
14 years 1 months ago
Using Answer Set Programming and Lambda Calculus to Characterize Natural Language Sentences with Normatives and Exceptions
One way to solve the knowledge acquisition bottleneck is to have ways to translate natural language sentences and discourses to a formal knowledge representation language, especia...
Chitta Baral, Juraj Dzifcak, Tran Cao Son
NMR
2004
Springer
14 years 4 months ago
A first approach to argument-based recommender systems based on defeasible logic programming
Recommender systems have evolved in the last years as specialized tools to assist users in a plethora of computermediated tasks by providing guidelines or hints. Most recommender ...
Carlos Iván Chesñevar, Ana Gabriela ...