Revision by comparison
نویسندگان
چکیده
منابع مشابه
Revision by comparison
Since the early 1980s, logical theories of belief revision have offered formal methods for the transformation of knowledge bases or “corpora” of data and beliefs. Early models have dealt with unconditional acceptance and integration of potentially belief-contravening pieces of information into the existing corpus. More recently, models of “non-prioritized” revision were proposed that allow the ...
متن کاملProject Proposal ( Argentina – Germany ) Revision by Comparison
Belief revision theory studies the impact of acquiring new information. It is a fundamental activity of human intelligence, and it defines an exciting and significant research area in philosophy, logic and computer science (AI). One of the hallmarks of intelligence is adaptability, and belief revision theory provides sound modellings for an important kind of cognitive process, namely, changes o...
متن کاملRevision by comparison as a unifying framework: Severe withdrawal, irrevocable revision and irrefutable revision
Fermé and Rott (‘Revision by Comparison’, Artificial Intelligence 157, 2004) introduced a binary operation of ‘revision by comparison’ and pointed out that this method of changing epistemic states has both characteristics of belief contraction (with respect to the ‘reference sentence’) and characteristics of belief revision (with respect to the ‘input sentence’). Using revision by comparison as...
متن کاملComparison Opportunity and Judgment Revision.
Prior evaluations are frequently challenged and need to be revised. We propose that an important determinant of such revisions is the degree to which the challenge provides an opportunity to compare the target against a competitor. Whenever a challenge offers an opportunity, the information contained in the challene will carry a disproportionate weight in the revised judgments. We call this pro...
متن کاملRevision by Conditional Beliefs
Both the dynamics of belief change and the process of reasoning by default can be based on the conditional beZief set of an agent, represented as a set of “if-then” rules. In this paper we address the open problem of formalizing the dynamics of revising this conditional belief set by new if-then rules, be they interpreted as new default rules or new revision policies. We start by providing a pu...
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ژورنال
عنوان ژورنال: Artificial Intelligence
سال: 2004
ISSN: 0004-3702
DOI: 10.1016/j.artint.2004.04.007