OIZUMI Ryo Senior Researcher
Department of International Research and Cooperation
Updated: 24 May 2023
Research Field
- Mathematical Demography
- Mathematical Biology
Research Project
- Theory and Analysis for population decline society by using generalized Leslie matrix (JSPS 2020-2023)
External Activities
Academic Society
Population Association of JapanJapanese Society for Mathematical Biology
The Society of Population Ecology
Publications
-
・Population Dynamics Based on Individual Stochasticity Ryo Oizumi SpringerBriefs in Population Studies, Springer Singapore,Softcover ISBN:978-981-19-3547-3,eBook ISBN
978-981-19-3548-0, DOI: 10.1007/978-981-19-3548-0 （2022）
・「Sensitivity analysis on the declining population in Japan: Effects of prefecture-specific fertility and interregional migration」Oizumi Ryo，Inaba Hisashi, Takada Takenori, Enatsu Youichi, Kinjo Kensaku PloS One, Public Library of Science, DOI: 10.1371/journal.pone.0273817（2022）, (peer-reviewed)
・「Evolution of heterogeneity under constant and variable environments」Oizumi Ryo，Inaba Hisashi, PloS One, Public Library of Science, DOI: 10.1371/journal.pone.0257377（2021）, (peer-reviewed)
・「Reconsideration of r/K Selection Theory Using Stochastic Control Theory and Nonlinear Structured Population Models」Oizumi Ryo，Kuniya Toshikazu, Enatsu Youichi, PloS One, Public Library of Science, DOI: 10.1371/journal.pone.0157715（2016）, (peer-reviewed)
・「Existence result for an age-structured SIS epidemic model with spatial diffusion」 Kuniya Toshikazu, Oizumi Ryo, Nonlinear Analysis: Real World Applications, Elsevier, Volume 23, pp 196-208 （2015）, (peer-reviewed)
・「Unification Theory of Optimal Life Histories and Linear Demographic Models in Internal Stochasticity」Oizumi Ryo, PloS One,DOI:10.1371/journal.pone.0098746（2014）, (peer-reviewed)
・「Optimal life schedule with stochastic growth in age-size structured models: Theory and an application」Oizumi Ryo, Takada Takenori Journal of Theoretical Biology，Elsevier, Volume 323，pp76-89（2013）, (peer-reviewed)
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