Takafumi Kanamori

A Least-squares Approach to Direct Importance Estimation

Takafumi Kanamori, Shohei Hido, Masashi Sugiyama · 2009 · 359 citations

Anomaly Detection, Machine Learning, Engineering +16

Information Geometry of U-Boost and Bregman Divergence

Noboru Murata, Takashi Takenouchi, Takafumi Kanamori et al. · Neural Computation · 2004 · 181 citations

Mathematical Programming, Engineering, Machine Learning +19

Statistical outlier detection using direct density ratio estimation

Shohei Hido, Yuta Tsuboi, Hisashi Kashima et al. · Knowledge and Information Systems · 2010 · 168 citations

Statistical Outlier Detection, Density Estimation, Anomaly Detection +4

Relative Density-Ratio Estimation for Robust Distribution Comparison

Makoto Yamada, Taiji Suzuki, Takafumi Kanamori et al. · Neural Computation · 2013 · 162 citations

Density-ratio matching under the Bregman divergence: a unified framework of density-ratio estimation

Masashi Sugiyama, Taiji Suzuki, Takafumi Kanamori · Annals of the Institute of Statistical Mathematics · 2011 · 134 citations

Estimation Theory, Statistical Signal Processing, Mixture Distribution +13