Presentation 1999/1/23
Semantics of three-valued abduction framework
Yoshinori Kurose, Susumu Yamasaki,
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Abstract(in English) So far, the abduction framework is defined in 2-valued logic. But there are several problems, e.g. the declarative semantics is not defined for some abductive program. To solve the problems, we define the abduction framework in 3-valued logic. We introduce the abductive adjustment, the set of abducible atoms interpreted undefined, which is naturally defined from the abductive program and the abductive explanation. Also we show the declarative semantics of the 3-valued abduction framework is corresponding to the declarative semantics of the conventional abduction framework and has strong relation with the alternating fixpoint in the normal logic program.
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Keyword(in English) abduction / 3-valued logic / preferred extension / alternating fixpoint
Paper # COMP98-77
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Committee COMP
Conference Date 1999/1/23(1days)
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Registration To Theoretical Foundations of Computing (COMP)
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Semantics of three-valued abduction framework
Sub Title (in English)
Keyword(1) abduction
Keyword(2) 3-valued logic
Keyword(3) preferred extension
Keyword(4) alternating fixpoint
1st Author's Name Yoshinori Kurose
1st Author's Affiliation Department of Information Technology, Okayama University()
2nd Author's Name Susumu Yamasaki
2nd Author's Affiliation Department of Information Technology, Okayama University
Date 1999/1/23
Paper # COMP98-77
Volume (vol) vol.98
Number (no) 562
Page pp.pp.-
#Pages 8
Date of Issue