 Nakamura, Atsuyoshi 

 Nakamura, Atsuyoshi  Online learning of binary and nary relations over multidimensional clusters  1995 
 Abe, Naoki  Online learning of binary lexical relations using twodimensional weighted majority algorithms  1995 
 Nakamura, Atsuyoshi  Learning sparse linear combinations of basis functions over a finite domain  1995 
