Google Scholar
1. Kawashima, T. and Fujisawa, H. "Robust and Sparse Regression via γ-divergence" Entropy
2. Kawashima, T. and Fujisawa, H. "Robust and Sparse Regression in GLM by Stochastic Optimization" Japanese Journal of Statistics and Data Science
3. Kawashima, T. and Fujisawa, H. "On Difference Between Two Types of γ-divergence for Regression" arXiv
The title is changed in the published ver. There are additional contents which were not written in the preprint ver. "Robust regression against heavy heterogeneous contamination" Metrika
4. Kawashima, T. and Fujisawa, H. Stochastic Gradient Descent for Stochastic Doubly-Nonconvex Composite Optimization. arXiv
There is a mistake in the proof of Proposition 3.2. related to the Euclidean projection with stochastic gradients. The preprint is withdrawn.
5. Abe, T., Fujisawa, H., Kawashima, T. and Lay, C. "EM algorithm using overparametrization for multivariate skew-normal distribution" Econometrics and Statistics
6. Tanoue, Y.*, Nomura, S.*, Yoneoka, D.*, Kawashima, T.*, Eguchi, A., Shi, S., Harada, N. and Miyata, H. "Mental health of family, friends, and co-workers of COVID-19 patients in Japan" Psychiatry Research *Shared co-first authorship.
7. Kawashima, T.*, Nomura, S.*, Tanoue, Y.*, Yoneoka, D.*, Eguchi, A.*, Shi, S.* and Miyata, H. "The relationship between fever rate and telework implementation as a social distancing measure against the COVID-19 pandemic in Japan" Public Health *Shared co-first authorship.
8. Shi, S., Tanaka, S., Ueno, R., Gilmour, S., Tanoue, Y., Kawashima, T., Nomura, S., Eguchi, A., Miyata, H. and Yoneoka, D. "Impact of travel restrictions on SARS-CoV-2 importation" Bulletin of the World Health Organization (pdf link)
9. Yoneoka, D.*, Kawashima, T.*, Tanoue, Y.*, Nomura, S.*, Ejima, K., Shi, S., Eguchi, A., Taniguchi, T., Sakamoto, H., Kunishima, H., Gilmour, S., Nishiura, H. and Miyata, H. "Early SNS-based monitoring system for the COVID-19 outbreak in Japan: a population-level observational study" Journal of Epidemiology *Shared co-first authorship
10. Nomura, S.*, Yoneoka, D.*, Tanoue, Y.*, Kawashima, T.*, Shi, S., Eguchi, A. and Miyata, H. "Time to Reconsider Diverse Ways of Working in Japan to Promote Social Distancing Measures against the COVID-19" Journal of Urban Health *Shared co-first authorship.
11. Nomura, S.*, Yoneoka, D.*, Shi, S.*, Tanoue, Y.*, Kawashima, T.*, Eguchi, A.*, Matsuura, K., Makiyama, K., Ejima, K., Taniguch, T., Sakamoto, H., Kunishima, H., Gilmour, S., Nishiura, H. and Miyata, H. "An assessment of self-reported COVID-19 related symptoms of 227,898 users of a social networking service in Japan: Has the regional risk changed after the declaration of the state of emergency?" The Lancet Regional Health - Western Pacific *Shared co-first authorship.
12. Eguchi, A.*, Yoneoka, D.*, Shi, S.*, Tanoue, Y.*, Kawashima, T.*, Nomura, S.*, Matsuura, M., Makiyama, M., Ejima, K., Gilmour, S., Nishiura, H. and Miyata, H. "Trend change of transmission route of COVID-19-related symptoms in Japan" Public Health *Shared co-first authorship.
13. Yoneoka, D.*, Tanoue, Y.*, Kawashima, T.*, Nomura, S.*, Shi, S.*, Eguchi, A.*, Ejima, K., Taniguch, T., Sakamoto, H., Kunishima, H., Gilmour, S., Nishiura, H. and Miyata, H. "Large-scale epidemiological monitoring of the COVID-19 epidemic in Tokyo" The Lancet Regional Health - Western Pacific *Shared co-first authorship.
14. Nomura, S.*, Kawashima, T.*, Yoneoka, D.*, Tanoue, Y.*, Eguchi, A.*, Gilmour, S., and Hashizume, M. "Trends in deaths from road injuries during the COVID-19 pandemic in Japan, January to September 2020" Injury Epidemiology *Shared co-first authorship.
15. Nomura, S.*, Kawashima, T.*, Yoneoka, D.*, Tanoue, Y.*, Eguchi, A.*, Gilmour, S., Kawamura, Y., Harada, N., and Hashizume, M. "Trends in suicide in Japan by gender during the COVID-19 pandemic, up to September 2020" Psychiatry Research *Shared co-first authorship.
16. Kawashima, T.*, Nomura, S.*, Tanoue, Y., Yoneoka, D., Eguchi, A., Ng, CFS., Matsuura, K., Shi, S., Makiyama, K., Uryu, S., Kawamura, Y., Takayanagi, S., Gilmour, S., Miyata, H., Sunagawa, T., Takahashi, T., Tsuchihashi, Y., Kobayashi, Y., Arima, Y., Kanou, K., Suzuki, M., and Hashizume, M. "Excess all-cause deaths during coronavirus disease pandemic, Japan, January–May 2020" Emerging Infectious Diseases *Shared co-first authorship.
17. Yoneoka, D.*, Shi, S.*, Nomura, S.*, Tanoue, Y.*, Kawashima, T.*, Eguchi, A.*, Matsuura, K., Makiyama, K., Uryu, S., Ejima, K., Sakamoto, H., Taniguchi, T., Kunishima, H., Gilmour, S., Nishiura, H., and Miyata, H. "Assessing the regional impact of the Japan’s COVID-19 state of emergency declaration: a population-level observational study using social networking services" BMJ Open *Shared co-first authorship.
18. Uryu, S.*, Tanoue, Y.*, Nomura, S.*, Matsuura, K.*, Makiyama, K.*, Kawashima, T.*, Yoneoka, D.*, Eguchi, A.*, Kawamura, Y.*, Gilmour, S., Sakamoto, H., Shimizu, K., and Ng, CFS., and Hashizume, M. "Trends in emergency transportation due to heat illnes under the new normal lifestyle in the COVID-19 era, in Japan and 47 prefectures" Science of The Total Environment *Shared co-first authorship.
19. Murano, Y., Ueno, R., Shi, S., Kawashima, T., Tanoue, Y., Tanaka, S., Nomura, S., Shoji, H., Shimizu, T., Nguyen, H., Miyata, H., Gilmour, S., and Yoneoka, D. "Impact of domestic travel restrictions on transmission of COVID‐19 infection using public transportation network approach" Scientific Report
20. Makiyama, K.*, Kawashima, T.*, Nomura, S.*, Eguchi, A., Yoneoka, D., Tanoue, Y., Kawamura, Y., Sakamoto, H., Gilmour, S., Shi, S., Matsuura, K., Uryu, S. and Hashizume, M. "Trends in healthcare access in Japan during the first wave of the COVID-19 pandemic, up to June 2020" International Journal of Enviromental Research and Public Health *Shared co-first authorship.
21. Nomura, S.*, Kawashima, T.*, Harada, N., Yoneoka, D., Tanoue, Y., Eguchi, A., Gilmour, S., Kawamura, Y. and Hashizume, M. "Trends in suicide in Japan by gender during the COVID-19 pandemic, through December 2020" Psychiatry Research *Shared co-first authorship.
22. Nomura, S.*, Eguchi, A.*, Yoneoka, D.*, Kawashima, T.*, Hirahara, N., Tanoue, Y., Gilmour, S., Tachimori, H. and Miyata, H. "Association between Daily Living Walking Speed and Lifestyle and Physiological Factors in Older, Female Pokémon GO Players" Health *Shared co-first authorship.
23. "Effect of emergency declaration on mental health during the COVID-19 pandemic in Japan: A social network service-based difference-in differences approach" Science Progress
24. Nomura, S., Tanoue, Y., Yoneoka, D., Gilmour, S., Kawashima, T., Eguchi, A. and Miyata, H. "Mobility patterns in different age groups in Japan during the COVID-19 pandemic: a small area time series analysis through March 2021" Journal of Urban Health
25. "Reasons for being unsure or unwilling regarding intention to take COVID-19 vaccine among Japanese people: A large cross-sectional national survey" The Lancet Regional Health - Western Pacific *Shared co-first authorship.
26. "Suicide by gender and 10-year age groups during the COVID-19 pandemic vs previous five years in Japan: an analysis of national vital statistics" Psychiatry Research
27. "Geographically weighted generalized Farrington algorithm for rapid outbreak detection over short data accumulation periods" Statistics in Medicine
28. "Reduced mortality during the COVID-19 outbreak in Japan, 2020: a two-stage interrupted time-series design" International Journal of Epidemiology