Generalized approximations defined by non-equivalence relations.

Lihe Guan Guoyin Wang

Published in: Inf. Sci. (2012)

Keyphrases

rough set approximations
equivalence relation
information systems
rough set theory
approximation operators
rough sets
lower and upper approximations
rough approximations
databases
numerical data
binary relations
data analysis
upper approximation
machine learning
genetic algorithm
approximation spaces