Rough concept analysis: a synthesis of rough sets and formal concept analysis
Fundamenta Informaticae - Special issue: rough sets
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Fundamenta Informaticae - Concurrency Specification and Programming (CS&P 2004)
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Fundamenta Informaticae - Concurrency Specification and Programming (CS&P)
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ICFCA'08 Proceedings of the 6th international conference on Formal concept analysis
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Transactions on rough sets VIII
Approaches to attribute reduction in concept lattices induced by axialities
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Information Sciences: an International Journal
Transactions on Rough Sets III
Rough set approximations in formal concept analysis
Transactions on Rough Sets V
The Construction of Fuzzy Concept Lattices Based on (&thgr;, σ)-Fuzzy Rough Approximation Operators
Fundamenta Informaticae - Knowledge Technology
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We investigate Galois connections and their relations to the major theories of (qualitative) data analysis: Rough Set Theory (RST), Formal Concept Analysis (FCA) and John Stuart Mill Reasoning (JSM-Reasoning). Polarities, a type of contravariant Galois connections, and their relationships with data analysis has been already well-known. This paper shows how axialities, a type of covariant Galois connections, are related to problems adressed by data analysis and prove that they give rise to a number of interesting lattices.