2024-01-04
Sei, T. and Yano, K.
Minimum information dependence model and its conditional inference,
IMS-APRM 2024
Jan 4--7, 2024, The University of Melbourne, Australia.
2023-12-15
Sei, T.
Some open problems on minimum information dependence models,
OCAMI Workshop: Statistical Theories and Machine Learning Using Geometric Methods
Dec 14--15, 2023, Osaka Metropolitan University, Osaka.
2022-10-21
Sei, T. and Tanaka, U.
Stein-type distributions on Riemannian manifolds,
Mathematical optimization and statistical theories using geometric methods
Oct 20--21, 2022, Osaka Metropolitan University, Osaka.
2021-12-20
Sei, T. and Komaki, F.
A correlation-shrinkage prior for the 2-dimensional Wishart model,
Computational and Methodological Statistics (CMStatistics 2021)
Dec 18--20, 2021, King's College London, UK. (online presentation)
2021-09-23
Suzuki, K. and Sei, T.
Series expansion and Pfaffian systems of the von Mises distribution on the torus,
2021 IEEE International Conference on Multisensor Fusion and Integration (MFI 2021)
Sep 23--25, 2021, Karlsruhe, Germany. (online presentation)
2020-08-05
Sei, T.,
An objective general index and its generalizations,
Joint Statistical Meetings (JSM2020)
Aug 2--6, 2020, Virtual Conference, USA. (online presentation)
2019-12-03
Sei, T.,
Holonomic gradient method for computing rank likelihood functions,
Differential Systems: from theory to computer mathematics --- in honor of Prof. Katsunori Iwasaki's and Prof. Nobuki Takayama's 60th birthdays ---
Dec 3--6, 2019, The University of Tokyo, Japan.
2019-11-23
Bando, T., Sei, T. and Yata, K.
Consistency of the objective general index in high dimensional settings,
International Symposium on Theories and Methodologies for Large Complex Data
Nov 21--23, 2019, University of Tsukuba, Japan.
2019-08-27
Sei, T., Tanaka, U.
On geometric properties of the textile set and strict textile set
Geometric Science of Information (GSI) 2019
Aug 27--29, 2019, ENAC, Toulouse, France.
2019-07-23
Sei, T., Tanaka, T., Hanaoka, S. and Hontani, H.
A weighted fshape model in computational anatomy,
European Meeting of Statisticians (EMS2019)
July 22--26, 2019, University of Palermo, Italy.
2019-03-22
Sei, T.
Regression analysis for imbalanced binary data: an answer to Prof. Sibuya's questions,
Pioneering Workshop on Extreme Value and Distribution Theories -- In Honor of Professor Masaaki Sibuya
Mar 21--23, 2019, The Institute of Statistical Mathematics, Japan.
2018-11-18
Sei, T.
Inconsistency of diagonal scaling under high-dimensional limit
International Symposium on Statistical Theory and Methodology for Large Complex Data
Nov 16--18, 2018, University of Tsukuba, Japan.
2018-06-27
Sei, T.
An objective general index for separation
IMS-APRM 2018
June 26--29, 2018, National University of Singapore, Singapore.
2018-05-15
Sei, T.
Admission decision using the maximum entropy principle
Entropy 2018
May 14--16, 2018, University of Barcelona, Spain.
2018-03-08
Matsumoto, K. and Sei, T.
Computation of the rank likelihood of Gaussian copula models by the holonomic gradient method
Current Topics on Algebraic Statistics and Related Fields
Mar 7--8, 2018, Kobe University.
2017-11-07
Sei, T.,
Coordinate-wise transformation and Stein-type densities,
3rd Conference on Geometric Science of Information (GSI2017)
Nov 7--9, 2017, Mines ParisTech, France.
2016-06-21
Sei, T.,
Algebraic problems related to scaling of multivariate data,
Applications of Algebraic Methods to Statistics
June 20--24, 2016, RIMS, Kyoto.
2016-01-15
Sei, T.
Distributions on spheres defined by conformal transformation,
ISM Symposium on Environmental Statistics
January 15, 2016, The Institute of Statistical Mathematics, Tokyo.
2015-10-28
Sei, T. and Tanaka, U.,
Differential geometric properties of textile plot,
2nd Conference on Geometric Science of Information (GSI2015)
October 28--30, 2015, Ecole Polytechnique, France.
2015-09-08
Kume, A. and Sei, T.,
Holonomic gradient methods for the Fisher-Bingham normalising constants,
RSS 2015 Annual Conference
September 7--10, 2015, Exeter University, UK.
2015-08-07
Nakamoto, K. and Sei, T.,
Computation of alternative multivariate t-distributions by the holonomic gradient method,
SIAM Conference on Applied Algebraic Geometry
August 3--7, 2015, NIMS, Daejeon, Korea.
2015-03-03
Nakamoto, K. and Sei, T.,
Holonomic gradient method for alternative multivariate t-distributions,
Innovation in statistics and related mathematics through computational algebraic statistics,
March 3--5, 2015, University of Tokyo, Japan.
2014-08-06
Koyama, T., Nakayama, H., Ohara, K., Sei, T. and Takayama N.,
Software packages for holonomic gradient method,
ICMS 2014,
August 5--9, 2014, Hanyang University, Seoul, Korea.
2014-07-15
Sei, T.,
On the holonomic rank of the Bingham system,
Workshop on Algebraic Statistics,
July 14--17, 2014, NIMS, Daejeon, Korea.
2014-07-01
Sei, T. and Kume, A.,
Holonomic gradient descent for the Bingham distributions,
IMS-APRM 2014,
June 29--July 3, 2014, Taipei, Taiwan.
2013-09-20
Sei, T.,
Infinitely imbalanced binomial regression and deformed exponential families,
Boston-Keio Summer Workshop,
September 20--22, 2013, Boston University, USA.
2013-08-02
Sei, T.,
Holonomic gradient descent in directional statistics,
SIAM Conference on Applied Algebraic Geometry 2013,
August 1--4, 2013, Colorado State University, USA.
2012-07-04
Sei, T.,
Construction of directional distributions using gradient maps,
The 2nd Institute of Mathematical Statistics Asia Pacific Rim Meeting (IMS-APRM),
July 2--4, 2012, Tsukuba, Japan.
2011-12-15
Sei, T.,
Statistical data analysis using optimal transport
Statistical Analysis and Related Topics: Theory, Methodology and Data Analysis,
December 15--17, 2011, Tokyo, Japan.
2011-09-17
Sei, T.,
On optimal stationary couplings,
Geometry and Probability,
September 15--17, 2011, Kumamoto, Japan.
2011-01-20
Sei, T.,
A class of statistical models related to optimal transportation,
Oberseminar: Mathematische Stochastik,
January 20, 2011, Freiburg, Germany.
2010-11-06
Sei, T.,
Structural gradient model for time series,
The International Symposium on Statistical Analysis of Spatio-Temporal Data,
November 4--6, 2010, Kamakura, Japan.
2010-04-21
Sei, T.,
Optimal transportation and statistics,
BIRS 5-day Workshop - Optimal transportation and applications,
April 18--23, 2010, Banff, Canada.
2009-11-06
Sei, T.,
Spherical distributions defined by gradient maps,
Directional, asymptotic, differential-geometric statistics and related area,
November 6--7, 2009, Osaka, Japan.
2009-04-01
Sei, T.,
McCann's displacement convexity,
Arbeitsgemeinschaft 0914 - Optimal Transport and Geometry,
March 29--April 4, 2009, Oberwolfach, Germany.
2008-12-10
Sei, T., Aoki, S. and Takemura, A.
On a perturbation method for determining group of invariance of hierarchical models,
Computational Algebraic Statistics, Theories and Applications (CASTA2008),
December 10--11, 2008, Kyoto, Japan.
2007-09-12
Sei, T.
Gradient modeling for multivariate analysis,
The Pyrenees International Workshop on Statistics, Probability and Operations Research (SPO 2007),
September 12--15, 2007, Jaca, Spain.
http://metodosestadisticos.unizar.es/~jaca2007/Ficheros/actasSPO07web.pdf
2006-11-14
Sei, T.
A stable-convergence theorem for multiparameter martingales,
International Symposium on Statistical Analysis of Spatio-Temporal Data,
November 13--15, 2006, The University of Tokyo.
2005-12-15
Sei, T.
Asymptotically efficient estimate of the fractal index of Gaussian processes,
Information Geometry and Its Applications,
December 12--15, The University of Tokyo.
2005-12-03
Sei, T.
Asymptotic results on the quasi-maximum likelihood estimator for fractal index,
International Conference on Latent Structural Modeling and Analysis for Spatio-Temporal Data,
December 1--3, Kyoto University.
2005-04-27
Sei, T.
Asymptotic properties of a quasi-maximum likelihood estimator for fractal index of Gaussian processes,
East Asian Symposium on Statistics,
April 26--29, 2005, Beijing, China.
2004-12-28
Sei, T.
An asymptotic property of transformed Gaussian models for random fields
SCRA 2004-FIM XI,
December 27--29, Lucknow, India.
2003-12-20
Sei, T. and Komaki, F.
An information criterion for models with the local asymptotic mixed normality,
The Bernoulli Society East Asian and Pacific Regional (EAPR) Conference 2003,
December 18--20, 2003, HKUST, Hong Kong, China.
2002-12-04
Sei, T. and Komaki, F.
Geometrical properties of estimators for small diffusions,
East Asian Symposium on Statistics,
December 2--4, 2002, Seoul, Korea.
2001-12-06
Sei, T. and Komaki, F.
Information geometry of estimators for diffusion processes with small noise,
Symposium on Stochastic Processes and Statistical Asymptotic Theory,
December 5--7, The University of Tokyo.