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A new fuzzy rough sets based on fuzzy coverings
Rough set Fuzzy covering Fuzzy covering information system Homomorphism Attribute reduction
2012/4/17
This paper provides further study on fuzzy coverings based rough sets. We first present the notions of the lower and upper approximation operators based on fuzzy coverings and derive their basic prope...
A rough sets partitioning model for incremental mining of sequential patterns in large databases
data mining incremental mining Sequential patterns
2010/9/26
Frequent sequential patterns mining finds intresting event sequences from various real world databases under study. However, most of real world databases are subject to updations with advancement of t...