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| Job title |
Researcher / The 2nd lab. / Department of Observation and Data Assimilation Research |
| E-mail |
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| Personal web site |
http://www.mri-jma.go.jp/Dep/obs/hseko/index.html |
| Expertise |
Data assimilation and Mesoscale meteorology:
Aim of researches is the improvement of short-range forecasts by developments of data assimilation method and of ensemble forecast methods. The extraction method of information concerning their accuracy and uncertainty is also included in my research fields. |
| Degree |
Ph.D. |
| Publications |
- Seko, H., H. Yamauchi, E. Sato, A Umehara, T. Sakai, O. Suzuki, N. Nagumo and A. Adachi, 2024: Estimation of time variation of refractive index obtained from operational weather radar at Tokyo international airport. Tenki, 71, 281-295 (in Japanese).
- Seko, H., and O. Suzuki, 2017: OSSE study for prediction of local heavy rainfall using LETKF system. Report of Research Center for Urban Safety and Security, Kobe University, 21, 222-227 (in Japanese).
- Seko, H., E. Sato, H. Yamauchi, T. Tsuda, 2017: Data assimilation experiments of refractivity observed by JMA operational Radar. Data Assimilation for Atmospheric, Oceanic and Hydrologic Applications , 3, 327-336.
- Seko, H., M. Kunii, S. Yokota, T. Tsuyuki, and T. Miyoshi, 2015: Ensemble forecast experiments of tornado occurring on 6th May 2012 using a nested LETKF system. Progress in Earth and Planetary Science. 2:42.
- Seko, H., T. Tsuyuki, K. Saito, and T. Miyoshi, 2013: Development of a two-way nested LETKF system for cloud resolving model. Data Assimilation for Atmospheric, Oceanic and Hydrologic Applications, 2, 489-507.
- Seko, H., S. Hayashi, and K. Saito, 2012: Processes generating convection cells near Sumatra Island in the monsoon season. Papers in Meteorology and Geophysics, 63, 57-67.
- Seko, H., T. Miyoshi, Y. Shoji and K. Saito, 2011: Data assimilation experiments of precipitable water vapor using the LETKF system -An intense rainfall event over Japan 28 July 2008-. Tellus, 63A, 402-41.
- Seko, H., M. Kunii, Y. Shoji, and K. Saito, 2010: Improvement of rainfall forecast by assimilations of ground-based GPS data and radio Occultation data. SOLA, 6, 81-84.
- Seko, H, 2010: Study of the shapes and maintenance mechanisms of meso-β scale line-shaped precipitation systems in the middle-latitudes. Journal of Meteorological Research, 62, 27030 (in Japanese).
- Seko, H., H. Yamauchi, O. Suzuki and K. Saito, 2009: Estimation of temporal variation of refractive index using C-band doppler Radar equipped with magnetron transmitter. SOLA, 5, 145-148.
- Seko, H., K. Saito, M. Kunii and M. Kyouda, 2009: Mesoscale ensemble experiments on potential parameters for tornado outbreak. SOLA, 5, 57-60.
- Seko, H., Y. Shoji, M. Kunii and Y. Aoyama, 2009: Impact of the CHAMP occultation data on the rainfall forecast. Data Assimilation for Atmospheric, Oceanic and Hydrologic Applications, 1, 197-218.
- Seko, H., S. Hayashi, M. Kunii and K. Saito, 2008: Structure of the regional heavy rainfall system that occurred in Mumbai, India, on 26 July 200. SOLA, 4, 129-132.
- Seko H., Y. Shoji and F. Fujibe, 2007: Evolution and airflow structure of a Kanto thunderstorm on 21 July 1999 (the Nerima Heavy Rainfall Event). J. Meteor. Soc. Japan, 85, 455-477.
- Seko, H., and H. Nakamura, 2005: Analytical and numerical studies on meso-β scale precipitation bands observed over southern Kyushu on 7 July 1996. Pap. Met. Geophys, 55, 55-74.
- Seko, H., T. Kawabata, T. Tsuyuki, H. Nakamura, and K. Koizumi, 2004: Impacts of GPS-derived water vapor and radial wind measured by doppler Radar on numerical prediction of precipitation. J. Meteor. Soc. Japan, 82, 483-489.
- Seko, H., H. Nakamura, Y. Shoji, and T. Iwabuchi, 2004: The Meso-γ scale water Vapor distribution associated with a thunderstorm calculated from a dense network of GPS receivers. J. Meteor. Soc. Japan, 82, 569-586.
- Seko, H., H. Nakamura, and S. Shimada, 2004: An Evaluation of Atmospheric models for GPS data retrieval by output from a numerical weather model. J. Meteor. Soc. Japan, 82, 339-350.
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