TY  - BOOK
TI  - Density ratio estimation in machine learning 
SN  - 9781108461733
U1  - 006.31 
PY  - 2018///
CY  - New York
PB  - Cambridge University Press 
KW  - Masashi sugiyama
KW  - Taiji Suzuki
KW  - Takafumi Kanamori
N1  - Foreword by Thomas G Dietterich
ER  -