New directions in rough sets, data mining, and granular-soft computing : 7th International Workshop, RSFDGrC'99, Yamaguchi, Japan, November 1999 : proceedings
1999: Yamaguchi-ken, Japan
Berlin
Springer-Verlag
c1999
xiv, 558 p.: ill., tables
Lecture notes in computer science; 1171. Lecture notes in artificial intelligence