Committee |
Date Time |
Place |
Paper Title / Authors |
Abstract |
Paper # |
PRMU |
2022-12-16 16:15 |
Toyama |
Toyama International Conference Center (Toyama, Online) (Primary: On-site, Secondary: Online) |
On partitioning of the space of one-dimensional normal distributions based on e(m)-divergence Jun Fujiki (Fukuoka Univ.), Shotaro Akaho (AIST) PRMU2022-54 |
Partitioning of the space of one-dimensional normal distributions based on e(m)-divergence is useful when clustering and... [more] |
PRMU2022-54 pp.116-121 |
NLP, MICT, MBE, NC (Joint) [detail] |
2022-01-23 11:20 |
Online |
Online (Online) |
Towards 2-class classification via e(m)-PCA Jun Fujiki (Fukuoka Univ.), Shotaro Akaho (AIST) NC2021-43 |
In many data analysis methods, observed data are treated as points in high-dimensional Euclidean space, called feature s... [more] |
NC2021-43 pp.55-58 |
IBISML |
2020-01-09 13:50 |
Tokyo |
ISM (Tokyo) |
Dimensionality reduction method for gaussian process posteriors based on information geometry Hideaki Ishibashi (Kyutech), Shotaro Akaho (AIST/RIKEN) IBISML2019-20 |
This paper proposes an extension of principal component analysis for gaussian process posteriors which is denoted by GP-... [more] |
IBISML2019-20 pp.17-24 |
NC, IBISML, IPSJ-MPS, IPSJ-BIO [detail] |
2019-06-18 10:50 |
Okinawa |
Okinawa Institute of Science and Technology (Okinawa) |
A sleep state analysis from calcium imaging data using non-negative matrix factorization Mizuo Nagayama, Toshimitsu Aritake (Waseda Univ.), Hideitsu Hino (ISM), Takeshi Kanda, Takehiro Miyazaki, Masashi Yanagisawa (Univ. of Tsukuba), Shotaro Akaho (AIST), Noboru Murata (Waseda Univ.) NC2019-14 IBISML2019-12 |
Sleep is an essential process for the survival of animals, however, its phenomenon is poorly understood. We aim to disco... [more] |
NC2019-14 IBISML2019-12 pp.57-61(NC), pp.79-83(IBISML) |
NC, IBISML, IPSJ-BIO, IPSJ-MPS [detail] |
2018-06-13 15:25 |
Okinawa |
Okinawa Institute of Science and Technology (Okinawa) |
Current Dipole Localization from EEG with Birth-Death Process Keita Nakamura (Waseda Univ.), Sho Sonoda (RIKEN), Hideitsu Hino (ISM), Masahiro Kawasaki (Univ. of Tsukuba), Shotaro Akaho (AIST), Noboru Murata (Waseda Univ.) IBISML2018-10 |
We explore the EEG source localization problem as the estimation of current dipoles. We formulate the relation between c... [more] |
IBISML2018-10 pp.67-74 |
IBISML |
2018-03-05 13:25 |
Fukuoka |
Nishijin Plaza, Kyushu University (Fukuoka) |
Information Geometry of Modal Linear Regression Keishi Sando (Univ. of Tsukuba), Shotaro Akaho (AIST), Noboru Murata (Waseda Univ.), Hideitsu Hino (Univ. of Tsukuba) IBISML2017-91 |
(To be available after the conference date) [more] |
IBISML2017-91 pp.7-14 |
IBISML |
2018-03-05 16:10 |
Fukuoka |
Nishijin Plaza, Kyushu University (Fukuoka) |
Bootstrap Outlier Test Hayato Watanabe (Waseda Univ.), Hideitsu Hino (Univ. of Tsukuba/RIKEN), Shotaro Akaho (AIST), Noboru Murata (Waseda Univ.) IBISML2017-94 |
[more] |
IBISML2017-94 pp.27-33 |
IBISML |
2017-11-09 13:00 |
Tokyo |
Univ. of Tokyo (Tokyo) |
Evaluation of KL-divergence between Gaussian process posteriors by finite dimensional normal distributions Hideaki Ishibashi, Tetsuo Furukawa (Kyutech), Shotaro Akaho (AIST) IBISML2017-55 |
[more] |
IBISML2017-55 pp.155-160 |
IBISML |
2017-11-10 13:00 |
Tokyo |
Univ. of Tokyo (Tokyo) |
[Poster Presentation]
Effect of maximum likelihood estimation after L1 regularization in learning of log-linear models Kazuya Takabatake, Shotaro Akaho (AIST) IBISML2017-86 |
$L_1$ regularization has two functions.
One function is the structure learning by parameter reduction, and another func... [more] |
IBISML2017-86 pp.369-375 |
MBE, NC (Joint) |
2016-11-19 11:35 |
Miyagi |
Tohoku University (Miyagi) |
Estimation of Neural Connections from Partially Observed Spikes Taishi Iwasaki (Waseda Univ.), Hideitsu Hino (Tsukuba Univ.), Masami Tatsuno (Lethbridge Univ.), Shotaro Akaho (AIST), Noboru Murata (Waseda Univ.) NC2016-36 |
Estimation of neural connections from spike data is an important problem for investigating information processing in bra... [more] |
NC2016-36 pp.21-26 |
PRMU, IPSJ-CVIM, IBISML [detail] |
2016-09-06 11:45 |
Toyama |
(Toyama) |
PRMU2016-85 IBISML2016-40 |
(To be available after the conference date) [more] |
PRMU2016-85 IBISML2016-40 pp.233-240 |
IBISML |
2016-03-18 10:25 |
Tokyo |
Institute of Statistical Mathematics (Tokyo) |
Entropy Estimator Based on Polynomial Regression with Poisson Error Structure Hideitsu Hino (Univ. of Tsukuba), Shotaro Akaho (AIST), Noboru Murata (Waseda Univ.) IBISML2015-100 |
[more] |
IBISML2015-100 pp.47-53 |
IBISML |
2015-11-26 15:00 |
Ibaraki |
Epochal Tsukuba (Ibaraki) |
[Poster Presentation]
Non-parametric e-mixture Estimation Ken Takano (Waseda Univ.), Hideitsu Hino (Univ. of Tsukuba), Shotaro Akaho (AIST), Noboru Murata (Waseda Univ.) IBISML2015-59 |
Mixture modeling is one of the simplest ways to represent complicated probability density functions, and to integrate in... [more] |
IBISML2015-59 pp.45-52 |
IBISML |
2015-11-26 15:00 |
Ibaraki |
Epochal Tsukuba (Ibaraki) |
[Poster Presentation]
Information Geometry of Non-negative Matrix Factorization Neneka Nara, Ken Takano (Waseda Univ.), Hideitsu Hino (Univ. of Tsukuba), Shotaro Akaho (AIST), Noboru Murata (Waseda Univ.) IBISML2015-60 |
[more] |
IBISML2015-60 pp.53-59 |
IBISML |
2015-11-26 15:00 |
Ibaraki |
Epochal Tsukuba (Ibaraki) |
[Poster Presentation]
Full-span log-linear model with L1 reguralization and its performance Kazuya Takabatake, Shotaro Akaho (AIST) IBISML2015-73 |
The full-span log-linear model is a log-linear model that has sufficient number of basis functions so that it is able to... [more] |
IBISML2015-73 pp.153-157 |
IBISML |
2015-11-27 14:00 |
Ibaraki |
Epochal Tsukuba (Ibaraki) |
[Poster Presentation]
Nonnegative matrix factorization of test scores Atsunori Kanemura (AIST), Hiroko Onari, Manabu Shikauchi, Masataka Hashimoto (Recruit Career), Shotaro Akaho (AIST) IBISML2015-80 |
When assessing skills of humans or designing itemsets, having fewer number of items is cost-efficient both in time and m... [more] |
IBISML2015-80 pp.203-208 |
PRMU, IBISML, IPSJ-CVIM [detail] |
2015-09-14 13:30 |
Ehime |
(Ehime) |
Curved exponential family fitting in the space of normal distribution Jun Fujiki, Masaru Tanaka (Fukuoka Univ.), Shotaro Akaho (AIST) PRMU2015-70 IBISML2015-30 |
We consider the manifold fitting to a given set of points in the space
of probability distributions.
Although only t... [more] |
PRMU2015-70 IBISML2015-30 pp.19-24 |