Committee |
Date Time |
Place |
Paper Title / Authors |
Abstract |
Paper # |
IT |
2016-12-13 15:50 |
Gifu |
Takayama Green Hotel |
[Invited Talk]
Bregman Divergence and its Applications Takafumi Kanamori (Nagoya Univ.) IT2016-44 |
In statistical inference and machine learning, Bregman divergences are often used. This paper shows applications of Breg... [more] |
IT2016-44 pp.15-20 |
IBISML |
2015-11-26 15:00 |
Ibaraki |
Epochal Tsukuba |
[Poster Presentation]
Robustification of Learning Algorithms using Hinge-loss Takafumi Kanamori (Nagoya Univ.), Shuhei Fujiwara (TopGate), Akiko Takeda (Univ. of Tokyo) IBISML2015-71 |
We propose a unified formation of robust learning methods for classification and regression problems.
In the learnin... [more] |
IBISML2015-71 pp.139-146 |
IBISML |
2014-11-17 17:00 |
Aichi |
Nagoya Univ. |
[Poster Presentation]
Breakdown Point of Robust Support Vector Machine Takafumi Kanamori (Nagoya Univ.), Shuhei Fujiwara, Akiko Takeda (Univ. of Tokyo) IBISML2014-41 |
The support vector machine (SVM) is one of the most successful learning methods for solving classification
problems. D... [more] |
IBISML2014-41 pp.49-56 |
IBISML |
2014-11-18 15:00 |
Aichi |
Nagoya Univ. |
[Poster Presentation]
Parallel Distributed Block Coordinate Descent Methods based on Pairwise Comparison Oracle Kota Matsui (Nagoya Inst. of Tech.), Wataru Kumagai (Kanagawa Univ.), Takafumi Kanamori (Nagoya Univ.) IBISML2014-67 |
This paper provides a block coordinate descent algorithm to solve unconstrained optimization prob- lems. In our algorith... [more] |
IBISML2014-67 pp.243-250 |
IBISML |
2014-11-18 15:00 |
Aichi |
Nagoya Univ. |
[Poster Presentation]
Robust Estimation under Heavy Contamination using Unnormalized Models Takafumi Kanamori (Nagoya Univ.), Hironori Fujisawa (ISM) IBISML2014-68 |
In data analysis, contamination caused by outliers is inevitable, and robust statistical methods are strongly demanded. ... [more] |
IBISML2014-68 pp.251-258 |
IBISML |
2013-03-05 14:10 |
Aichi |
Nagoya Institute of Technology |
Constrained Least-Squares Density-Difference Estimation Tuan Duong Nguyen, Marthinus Christoffel du Plessis (Tokyo Inst. of Tech.), Takafumi Kanamori (Nagoya Univ.), Masashi Sugiyama (Tokyo Inst. of Tech.) IBISML2012-104 |
We address the problem of estimating the difference between two probability densities. A naive approach is a two-step pr... [more] |
IBISML2012-104 pp.79-86 |
IBISML |
2012-06-20 10:30 |
Kyoto |
Campus plaza Kyoto |
Density Difference Estimation Masashi Sugiyama (Tokyo Inst. of Tech.), Takafumi Kanamori (Nagoya Univ.), Taiji Suzuki (Univ. of Tokyo), Marthinus Christoffel du Plessis, Song Liu (Tokyo Inst. of Tech.), Ichiro Takeuchi (Nagoya Inst. of Tech.) IBISML2012-8 |
We address the problem of estimating the difference between
two probability densities.
A naive approach
is a two-ste... [more] |
IBISML2012-8 pp.49-56 |
IBISML |
2011-11-09 15:45 |
Nara |
Nara Womens Univ. |
Relative Density-Ratio Estimation for Robust Distribution Comparison Makoto Yamada (Tokyo Inst. of Tech.), Taiji Suzuki (Univ. of Tokyo), Takafumi Kanamori (Nagoya Univ.), Hirotaka Hachiya, Masashi Sugiyama (Tokyo Inst. of Tech.) IBISML2011-46 |
Divergence estimators based on direct approximation of density-ratios
without going through separate approximation of n... [more] |
IBISML2011-46 pp.25-32 |
IBISML |
2011-03-29 15:10 |
Osaka |
Nakanoshima Center, Osaka Univ. |
Statistical Analysis of Kernel-based Density Ratio Estimation Takafumi Kanamori (Nagoya Univ.), Taiji Suzuki (Univ. of Tokyo), Masashi Sugiyama (Tokyo Inst. of Tech) IBISML2010-110 |
(Advance abstract in Japanese is available) [more] |
IBISML2010-110 pp.41-48 |
IBISML |
2010-11-04 15:00 |
Tokyo |
IIS, Univ. of Tokyo |
[Poster Presentation]
A Unified Framework of Density Ratio Estimation under Bregman Divergence Masashi Sugiyama (Tokyo Inst. of Tech.), Taiji Suzuki (Univ. of Tokyo), Takafumi Kanamori (Nagoya Univ.) IBISML2010-64 |
Estimation of the ratio of probability densities has attracted a great deal of attention
since it can be used for addre... [more] |
IBISML2010-64 pp.33-44 |
IBISML |
2010-11-05 15:30 |
Tokyo |
IIS, Univ. of Tokyo |
[Poster Presentation]
Loss Functions for Multiclass Boosting Takafumi Kanamori (Nagoya Univ.) IBISML2010-101 |
(Advance abstract in Japanese is available) [more] |
IBISML2010-101 pp.311-318 |
IBISML, PRMU, IPSJ-CVIM [detail] |
2010-09-06 10:00 |
Fukuoka |
Fukuoka Univ. |
A Density Ratio Approach to Two-Sample Test Masashi Sugiyama (Tokyo Inst. of Tech.), Taiji Suzuki (Univ. of Tokyo), Yuta Itoh (Tokyo Inst. of Tech.), Takafumi Kanamori (Nagoya Univ.), Manabu Kimura (Tokyo Inst. of Tech.) PRMU2010-76 IBISML2010-48 |
The goal of the two-sample test (a.k.a. the homogeneity test)
is, given two sets of samples, to judge whether
the prob... [more] |
PRMU2010-76 IBISML2010-48 pp.149-156 |