Re: Fuzzy and rough

N.G. du Bois (n.dubois@wxs.nl)
Tue, 8 Jun 1999 20:10:38 +0200 (MET DST)

Earl Cox wrote:

>
> Rough sets look suspiciously like an attempt by probability specialists (who
> know nothing about fuzzy sets) to emulate the way fuzzy sets work in data
> and knowledge management. Making their crisp tools fit into a non-crisp
> world.

Yes, that's was the first thing that I thought of too when I encountered
the subject: a sort of plagiarism of fuzzy set theory.
I posted it on 21 november 1998 to comp.ai.fuzzy: rough sets seem to me
a sort of Boolean logic with a probabilistic extension.

Best regards,

Nico du Bois

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