Abduction in annotated probabilistic temporal logic

Cristian Molinaro, Amy Sliva, V. S. Subrahmanianz

Research output: Chapter in Book/Report/Conference proceedingConference contribution

1 Scopus citations

Abstract

Annotated Probabilistic Temporal (APT) logic programs are a form of logic programs that allow users to state (or systems to automatically learn) rules of the form "formula G becomes true K time units after formula F became true with L to U% probability." In this paper, we develop a theory of abduction for APT logic programs. Specifically, given an APT logic program II, a set of formulas H that can be "added" to II, and a goal G, is there a subset S of H such that II U S is consistent and entails the goal G? In this paper, we study the complexity of the Basic APT Abduction Problem (BAAP). We then leverage a geometric characterization of BAAP to suggest a set of pruning strategies when solving BAAP and use these intuitions to develop a sound and complete algorithm.

Original languageEnglish (US)
Title of host publicationTechnical Communications of the 27th International Conference on Logic Programming, ICLP 2011
Pages240-250
Number of pages11
StatePublished - 2011
Event27th International Conference on Logic Programming, ICLP 2011 - Lexington, KY, United States
Duration: Jul 6 2011Jul 10 2011

Publication series

NameLeibniz International Proceedings in Informatics, LIPIcs
Volume11
ISSN (Print)1868-8969

Conference

Conference27th International Conference on Logic Programming, ICLP 2011
Country/TerritoryUnited States
CityLexington, KY
Period7/6/117/10/11

Keywords

  • Abductive reasoning
  • Imprecise probabilities
  • Probabilistic reasoning
  • Temporal reasoning

ASJC Scopus subject areas

  • Software

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