TY  - BOOK
AU  - Sugiyama Masashi
AU  - Kanamori Takafumi
AU  - Suzuki Taiji
TI  - Density ratio estimation in machine learning
SN  - 978-0-521-19017-6
U1  - 006.31 
PY  - 2012///
CY  - Cambridge
PB  - CUP
KW  - Estimation theory
KW  - Machine learning
ER  -