Tetsuji Tonda

J-GLOBAL         Last updated: Apr 2, 2019 at 22:48
Tetsuji Tonda
Hiroshima University
Research Institute for Radiation Biology and MedicineDivision of Bio-Medical Informatics
Job title
Research Associate

Research Areas



Graduate School, Division of Natural Science, Hiroshima University

Published Papers

K. Satoh and T. Tonda
American Journal of Mathematical and Management Sciences   35(3) 183-193   Mar 2016   [Refereed]
K. Satoh and T. Tonda
Journal of The Japan Statistical Society   44(1) 25-41   Jun 2014   [Refereed]
Tetsuji Tonda, Kenichi Satoh
応用統計学   42(1) 11-21   Apr 2013   [Refereed]
Tetsuji Tonda, Kenichi Satoh
応用統計学   42(1) 1-10   Apr 2013   [Refereed]
GD. Kerr, SD. Egbert, I. Al-Nabulsi, HL. Beck, HM. Cullings, S. Endo, M. Hoshi, T. Imanaka, DC. Kaul, S. Maruyama, GI. Reeves, W. Ruehm, A. Sakaguchi, SL. Simon, GD. Spriggs, DO. Stram, T. Tonda, JF. Weiss, RL.Weitz, RW
Health Phys   105(2) 140-149   Aug 2013   [Refereed]
T. Tonda, K. Satoh, K. Otani, Y. Sato, H. Maruyama, H. Kawakami, S. Tashiro, M. Hoshi and M. Ohtaki
Radiation and Environmental Biophysics   51(2) 133-141   May 2012   [Refereed]
While there is a considerable number of studies on the relationship between the risk of disease or death and direct exposure from the atomic bomb in Hiroshima, the risk for indirect exposure caused by residual radioactivity has not yet been fully ...
統計数理   59(2) 217-237   Dec 2011
T. Tonda, K. Satoh, T. Nakayama, K. Katanoda, T. Sobue, M. Ohtaki
Aust. N. Z. J. Stat.   53(2) 247-259   Jul 2011   [Refereed]
There are several ways to handle within-subject correlations with a longitudinal discrete outcome, such as mortality. The most frequently used models are either marginal or random-effects types. This paper deals with a random-effects-based approac...
M. Doi, N. Hattori, A. Yokoyama, Y. Onari, M. Kanehara, K. Masuda, T. Tonda, M. Ohtaki and N. Kohno
Am J Epidemiol   173(6) 659-666   Feb 2011   [Refereed]
H. Yanagihara, K. Kamo and T. Tonda
Canad. J. Statist.   39(1) 126-146   Feb 2011   [Refereed]
TONDA Tetsuji, SATOH Kenichi, YANAGIHARA Hirokazu
Japanese Journal of Applied Statistics   39(2) 59-70   Dec 2010   [Refereed]
Varying coefficients, which might be varying on time, can be used for visualizations or interpretations of covariate effects. Varying coefficient surfaces, which might be varying on location, can be used for spatial data and useful for understandi...
N. Matsuura, J. Horiguchi, H. Yamamoto, N. Hirai, T. Tonda, N. Kohno and K.Ito
American Journal of Roentgenology   190(6) 1561-1568   Jun 2008   [Refereed]
A mathematical model for affymetrix genechip probe level data
K. Otani, K. Hiyama, K. Satoh, T. Shimamoto, D. Mohamad, M. Ando, T. Tonda, M. Kohda, Y. Okazaki, M. nishiyama, E. Hiyama, M. ohtaki
JP journal of Biostatistics   1-3 283-306   Oct 2007   [Refereed]
H. Yanagihara, T. Tonda and C. Matsumoto
Journal of Multivariate Analysis   97(9) 1965-1975   Oct 2006   [Refereed]
T. Hiyama, M. Kasseri, T. Yoshihara, M. Ishida, A. Kinomura, T. Tonda, T. Asahara and K. Miyagawa
NUCLEIC ACIDS RESEARCH   34(3) 880-892   Feb 2006   [Refereed]
H. Yanagihara, T. Tonda and C. Matsumoto
J. Multivariate Anal   96 237-264   Oct 2005   [Refereed]
A class of multivariate discrete distributions based on an approximate density in GLMM
T. Tonda
Hiroshima Math. J.   35(2) 327-349   Jul 2005   [Refereed]
Asymptotic expansion of the null distribution of the modified normal likelihood ratio criterion for testing Σ_0 under nonnormality
H. Yanagihara, C. Matsumoto, and T. Tonda
34(1) 81-100   Mar 2004   [Refereed]
Asymptotic expansion of the null distribution of the modified normal likelihood ratio criterion for testing Tex under nonnormality
Hiroshima Mathematical Journal   34(1) 81-100   2004
T Yamaguchi, T Okada, K Takeuchi, T Tonda, M Ohtaki, S Shinoda, T Masuzawa, K Ozawa and T Inaba
Gene Therapy   10(5) 375-385   2003   [Refereed]
Adjustment on an asymptotic expansion of the distribution function with chi-squared approximation
Hiroshima Mathematical Journal   33(1) 15-25   2003
Asymptotic expansion of the null distribution of the likelihood ratio statistic for testing the equality of variances in a nonnormal one-way ANOVA model
Hiroshima Mathematical Journal   33(1) 113-126   2003

Books etc

Revisit The Hiroshima A-bomb with a Database Volume 2 (edited by M. Aoyama and Y. Oochi
T. Tonda, K. Satoh, K. Otani, Y. Sato, H. Maruyama, H. Kawakami, S. Tashiro, M. Hoshi and M. Ohtaki (Part:Contributor, Investigation on circular asymmetry of geographical distribution in cancer mortality of Hiroshima atomic bomb survivors based on risk maps: analysis of spatial survival data)
Hiroshima City   Mar 2013   ISBN:978-4-9905935-1-3

Conference Activities & Talks

Statistical Inference for Linear Varying Coefficients in Cox Proportional Hazard Model
Shizue Izumi, Tetsuji Tonda, Kenichi Satoh
Kyoto International Conference on Modern Statistics in the 21st Century   17 Nov 2014   
Detecting a cohort effect for cancer mortality data using varying coefficient model
T Tonda, K Satoh, K Kamo
The 20th IEA World Congress of Epidemiology (WCE2014)   21 Aug 2014   
Effect of Distance from Hypocenter at Exposure on Solid Cancer Mortality among Hiroshima Atomic-Bomb Survivors with Very Low Initial Radiation Dose in the Dosimetry System 1986 (DS86)
M Ohtaki, K Otani, T Tonda, Y Sato, N Hara, S Imori, C Matsui, H Kawakami, S Tashiro, K Aihara
The 59th Annual Meeting of the Health Physics Society   15 Jul 2014   
Short-term prediction of cancer incidence in Japan by using predictive AIC
K. Kamo, S. Imori, K. Satoh, T. Tonda, M. Ohtaki
The 4th International Symposium -Hiroshima-Nagasaki Collaborative Research on Radiation Disaster Medicine-   13 Feb 2014   

Research Grants & Projects

Project Year: 2013   
Ministry of Education, Culture, Sports, Science and Technology: Grants-in-Aid for Scientific Research(基盤研究(A))
Project Year: 2009 - 2011    Investigator(s): Megu OHTAKI
The geographical distribution of mortality risk due to solid tumors among A-bomb survivors in Hiroshima was statistically estimated through a cohort analysis. The resultant contour map suggests that the region west to the hypocenter has a higher r...
Asymptotic theory under nonnormality.
Asymptotic theory in the high-dimensional case.