研究成果
論文｜2011-2020｜
P-5-125 | Yoshioka, H., Y. Yaegashi, Y. Yoshioka and K. Hamagami：Hamilton-Jacobi-Bellman Quasi-Variational Inequality arising in an environmental problem and its numerical discretization, Elsevier, Computers & Mathematics with Applications, 10.1016/j.camwa.2018.12.004, 2018. |
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P-5-124 | Yaegashi, Y., Y. Yoshioka, K. Unami, and M. Fujihara： Impulse and singular stochastic control approaches for population management of a fish-eating bird, P. Daniele and L. Scrimali (eds.), New Trends in Emerging Complex Real Life Problems, AIRO Springer Series, Vol.1, Springer Nature Switzerland AG, pp. 493-500, 10.1007/978-3-030-00473-6_52, 2018. |
P-5-123 | Yoshioka, H. and Y. Yaegashi：Stochastic differential game for management of non-renewable fishery resource under model ambiguity, Journal of Biological Dynamics, Vol.12, No.1, pp.817-845, 10.1080/17513758.2018.1528394, 2018. |
P-5-122 | Yoshioka, H. and Y. Yaegashi：An optimal stopping approach for onset of fish migration, Theory in Biosciences, Vol.137, No.2, pp.1-18, 2018. |
P-5-121 | 吉岡秀和・八重樫優太・次橋健太郎・渡部 建志：大きく不確実な環境下における適合的な付着藻類管理モデルの提案と斐伊川への応用, 河川技術論文集, Vol.24, pp.291-296, 2018. |
P-5-120 | Yaegashi, Y. and H. Yoshioka：Unique solvability of a singular stochastic control model for population management, Systems & Control Letters, Vol.116, pp.66-70, 2018. |
P-5-119 | Yoshioka, H. and Y. Yaegashi：Robust stochastic control modeling of dam discharge to suppress overgrowth of downstream harmful algae, Applied Stochastic Models in Business and Industry, Vol.34, No.3, pp.338-354, 2018. |
P-5-118 | Takeuchi, J. and M. Fujihara：EVALUATION OF DRAINAGE PROCESS IN POROUS MEDIA BY INVADED PERCOLATION PROBABILITY. 8th Int. Conf. on Geotechnique, Construction Materials and Environment, Kuala Lumpur, Mayaysia, Nov. 20-22, 2018, ISBN: 978-4-909106001 C3051. pp. 829-834, 2018. |
P-5-117 | Yoshioka H., Y. Yaegashi, Y. Yoshioka, K. Hamagami, M. Fujihara and K. Tsugihashi：Dynamic decision-making model for stochastic population management with scheduled inspections, Proceedings of 2018 Joint 10th International Conference on Soft Computing and Intelligent Systems and 19th International Symposium on Advanced Intelligent Systems (SCIS&ISIS2018), December 5-8, Toyama, Japan., pp. 1295-1300. DOI:10.1109/SCIS-ISIS.2018.00257, 2018. |
P-5-116 | Yaegashi, Y., H. Yoshioka, K. Unami and M. Fujihara：A Stochastic Impulse Control Model for Population Management of Fish-Eating Bird Phalacrocorax Carbo and ITS Numerical Computation, Communications in Computer and Information Science 946, Springer, 18th Asia Simulation Conference, AsiaSim 2018 Proceedings, pp.425-438, 2018. |
P-5-115 | Yoshioka, H., Y. Yaegashi, Y. Yoshioka, K. Hamagami and M. Fujihara：Wise-Use of Sediment for River Restoration: Numerical Approach via HJBQVI, Communications in Computer and Information Science 946, Springer, 18th Asia Simulation Conference, AsiaSim 2018 Proceedings, pp.272-285, 2018. |
P-5-114 | Takeuchi, J., K. Goto, B.K. Kimengich and M. Fujihara：Observation and Modeling of Phosphorus Runoff Loads from Sengari Reservoir Basin. Proceedings of 17th World Lake Conference, pp.525-527, 2018. |
P-5-113 | Fujihara, M., K. Unami, J. Takeuchi, M. Ohishi, K. Hashimoto, H. Ueshiro, T. Shimizu and T. Oda：Phosphorus Runoff Loads from Paddy Fields and Forested Watersheds in Sengari Reservoir Basin. Proceedings of 17th World Lake Conference, pp.522-524, 2018. |
P-5-112 | Ndede, O.E., K. Unami and M. Fujihara： Numerical Computation of Robust Optimal Harvesting Policy in a Fish Pond under Uncertainty, Journal of Rainwater catchment Systems, Vol.24, No.1, pp.33-36, 2018. |
P-5-111 | Unami K. and Mohawesh O.：A unique value function for an optimal control problem of irrigation water intake from a reservoir harvesting flash floods, Stochastic Environmental Research and Risk Assessment, 32(11), pp.3169-3182, 2018. |
P-5-110 | Yaegashi, Y., H. Yoshioka, K. Unami and M. Fujihara： An optimal allocation model to release fish into a river system, Journal of Rainwater Catchment Systems, Vol. 24, No.1, pp.1-8, 2018. |
P-5-109 | Yoshioka H., T. Izumi and M. Fujihara：A non-local description of upstream fish migration: linkage between school shape and migration dynamics, ISE2018, August 21-24, 2018, Tokyo. Proceedings, Paper No. S5-8-3, 9pp., 2018. |
P-5-108 | Alam, A.H.M.B., K. Unami and M. Fujihara：Holistic water quality dynamics in rural artificial shallow water bodies, Journal of Environmental Management, 223, pp.676-684, 2018. |
P-5-107 | Yaegashi, Y., H. Yoshioka, K. Unami and M. Fujihara：A singular stochastic control model for sustainable population management of the fish-eating water fowl Phalacrocorax carbo, Journal of Environmental Management, 219, pp.18-27, 2018. |
P-5-106 | Unami, K., G. Mabaya, A.H.M.B. Alam and M. Fujihara：Active water quality management in rural small watersheds, Environmental Pollution: Select Proceedings of ICWEES-2016, Eds. V. P. Singh, S. Yadav, R. N. Yadava, 419-428, Springer, 2018. |
P-5-105 | Kimengich, B. K., J. Takeuchi and M. Fujihara：Applicability of SWAT Model for Streamflow Simulation in a Highly Managed Agricultural Watershed - Case Study: Yasu River Basin, Japan-, Jornal of Rainwater Catchment Systems, Vol.23, No.2, pp.19-27, 2018. |
P-5-104 | Takeuchi, J. and M. Fujihara：Evaluation of imbibition process in porous media by invaded percolation probability, Procedings of Seventh International Conference on Geotechnique, Construction Materials and Environment, ISBN:978-4-9905958-8-3 C3051, Mie, 2017. |
P-5-103 | Yaegashi, Y., H. Yoshioka, K. Unami and M. Fujihara：A two-variable stochastic singular control model for management of fishery resources under predation, Proceedings of the 36th JSST Annual International Conference on Simulation Technology, Tokyo, pp.198-201, 2017. |
P-5-102 | Yoshioka, H. and Y. Yaegashi： Numerical simulation of animal migration via a nonlinear degenerate elliptic free boundary problem, Proceedings of the 36th JSST Annual International Conference on Simulation Technology, Tokyo, pp.174-177, 2017. |
P-5-101 | Unami, K., R. Fadhil, R. Kamal, and O. Mohawesh： The Viscosity Solution to an HJB Equation Governing the Optimal Release Strategy from Bukit Merah Reservoir, Malaysia, 12th Conference on SDEWES, Dubrovnik, Croatia, 0756, 10pp, 2017. |
P-5-100 | Alam, AHMB., K. Unami and M. Fujihara： Stability of Water Quality Dynamics in Artificial Shallow Water Bodies, 12th Conference on SDEWES, Dubrovnik, Croatia, 0639, 11pp, 2017. |
P-5-99 | Takeuchi, J., M. Shimizu, K. IWAMA and M. Fujihara：Consideration on Behavior of Displacement of Immiscible Fluids in Porous Media Using Percolation Theory, 12th Conference on SDEWES, Dubrovnik, Croatia, 0546, 11pp., 2017. |
P-5-98 | Yaegashi, Y., H. Yoshioka, K. Unami and M. Fujihara：Optimal policy of predator suppression for sustainable inland fishery management, 12th Conference on SDEWES, Dubrovnik, Croatia, 0309, 11pp. 2017. |
P-5-97 | Yoshioka H. and Y. Yaegashi：Optimization model to start harvesting in stochastic aquaculture system, Applied Stochastic Models in Business and Industry, 2017, Vol. 33, No. 5, pp. 476-493, 2017. |
P-5-96 | Yaegashi, Y., H. Yoshioka, K. Unami and M. Fujihara：An optimal management strategy for stochastic population dynamics of released Plecoglossus altivelis in rivers, International Journal of Modeling, Simulation, and Scientific Computing, Vol.8, No.2, 1750039, 16pp., 2017. |
P-5-95 | Yokota, K. and M. Fujihara：Numerical Investigation of Effects of Species Specific Characteristics on Community Dynamics Affected by Stream Drying in Rivers with Pools as Refugia, Journal of Rainwater Catchment Systems, Vol.23, No.1, pp.19-26, 2017. |
P-5-94 | Yaegashi, Y., H. Yoshioka, K. Unami and M. Fujihara：Optimal Installation of Overhead Lines (Tegusu) to Reduce Predation from Piscivorous Birds to Plecoglossus altivelis (Ayu) Taking into Account of Its Decaying Protection Effect, Journal of Rainwater Catchment Systems, Vol.23, No.1, pp.13-18, 2017. |
P-5-93 | Yoshioka, H. and Y. Yaegashi：Optimization model of aquacultured fish for selling and ecological education, Journal of Mathematics in Industry, 2017, Vol. 7, No. 8. DOI: 10.1186/s13362-017-0038-8, 2017. |
P-5-92 | 吉岡秀和・八重樫優太：ダム直下における付着藻類の繁茂を抑制する流量管理方針のモデリング, 河川技術論文集, Vol. 23, pp. 561-566, 2017. |
P-5-91 | Yoshioka, H., Y. Yaegashi, K. Unami and M. Fujihara： Stochastic control of fishery resources using dynamical models for local behaviour and global population（局所的行動と大域的個体群の動態モデルを用いた水産資源の確率制御），京都大学数理解析研究所講究録，No. 2028, pp. 134-147, 2017. |
P-5-90 | Mabaya, G., K. Unami, and M. Fujihara：Stochastic optimal control of agrochemical pollutant loads in reservoirs for irrigation, Journal of Cleaner Production, 146, pp.37-46, 2017. |
P-5-89 | Izumi, T., T. Kitada, T. Kanaguchi and M. Fujihara：Effects of Infilling a Sea Caldron on Tidal Current and Seaweed and Seagrass Bed Habitats, Journal of Rainwater Catchment Systems, Vol.22, No.2, pp.1-7, 2017. |
P-5-88 | Mabaya, G., K. Unami, J. Takeuchi, M. Fujihara and H. Yoshioka：Robust optimal model for sustainable joint production of green tea and paddy rice in Japanese agricultural watersheds, International Journal of Innovation and Sustainable Development, 11(1), pp.69-84, 2017. |
P-5-87 | Takeuchi, J., H. Tsuji and M. Fujihara: Modeling of Permeability of Porous Media wiht Mixed Wettabilities Based on Noncircular Capillaries, International Journal of GEOMATE, Vol.12 Issue 34, pp.1-7．2017. |
P-5-86 | Takeuchi, J., H. Tsuji and M. Fujihara: Effect of Capillary Radius Distribution on the Hydraulic Properties of Porous Media, In "PRECISION FERMING AND RESOURCES MANAGEMENT", Excel India Publishers, pp.292-304, 2016. |
P-5-85 | Fujihara, M., M. Akimoto, K. Unami and J. Takeuchi: Computational Approaches to Eco-hydraulics of Fishways, International Conference on Emerging technologies in Agricultural and Food Engineering (ETAE2016), IIT Kharagpur, pp.482-493, 2016. (Lead Speaker) |
P-5-84 | Takeuchi, J., H. Tsuji and M. Fujihara: Modelling of Permeability of Porous media with Mixed Wettabilities Based on Noncircular Capillaries, Proceedings of Second International Conference on Science, Engineering & Environment, pp.770-776, 2016. |
P-5-83 | Yoshioka, H. and Y. Yaegashi: Finding the optimal opening time of harvesting farmed fishery resources, Pacific Journal of Mathematics for Industry, Vol.8, No.6, 6pp, 2016. (DOI: 10.1186/s40736-016-0025-9) |
P-5-82 | Mohawesh, O., K. Unami and M. Fujihara: Designing and modeling on-farm desalination system using dew collection technology, eProceedings of 3rd International Conference on Agricultural and Food Engineering (CAFEi2016), Faculty of Engineering, Universiti Putra Malaysia, pp.135-141, 2016. |
P-5-81 | Yaegashi, Y., H. Yoshioka, K. Unami and M. Fujihara: Optimal strategies for harvesting and predator extermination to sustain Plecoglossus altivelis (Ayu) population in stochastic river environment, Journal of Rainwater Catchment Systems, Vol.22, No.1, pp.7-13, 2016. |
P-5-80 | Yaegashi, Y., H. Yoshioka, K. Unami and M. Fujihara: Numerical simulation of a Hamilton-Jacobi-Bellman equation for optimal management strategy of released Plecoglossus altivelis in river systems, In: Syng Yup Ohn and Sung Do Chi (Eds.), "Model Design and Simulation Analysis", Communications in Computer and Information Science, 603, pp.91-101, Springer, 2016. |
P-5-79 | Yoshioka, H., Y. Yaegashi, K. Unami and M. Fujihara: Application of stochastic control theory to biophysics of fish migration around a weir equipped with fishways, In: Zhang L., Song X., Wu Y. (eds), "Theory, Methodology, Tools and Applications for Modeling and Simulation of Complex Systems". AsiaSim 2016. Communications in Computer and Information Science, 645, pp.190-200, Springer, 2016. |
P-5-78 | Takeuchi, J. M. Kawabata and M. Fujihara: NUMERICAL ANALYSES ON OCCURRENCE OF THERMAL CONVECTION IN A FLOWING SHALLOW GROUNDWATER，International Journal of GEOMATE, Vol.11, Issue 27, pp.2688-2694, 2016. |
P-5-77 | Takeuchi, J. W. Sumii, H. Tsuji and M. Fujihara: ESTIMATION OF PERMEABILITY OF POROUS MEDIA WITH MIXED WETTABILITIES USING PORE-NETWORK MODEL, International Journal of GEOMATE, Vol.11, Issue 24, pp.2241-2247, 2016. |
P-5-76 | Takeuchi, J. W. Sumii and M. Fujihara: MODELING OF FLUID INTRUSION INTO POROUS MEDIA WITH MIXED WETTABILITIES USING PORE NETWORK, International Journal of GEOMATE, Vol.10, Issue 22, pp.1971-1977, 2016. |
P-5-75 | Sharifi, E., K. Unami, M. Yangyuoru and M. Fujihara: Verifying optimality of rainfed agriculture using a stochastic model for drought occurrence, Stochastic Environmental Research and Risk Assessment, 30(5), 1503-1514, 2016. |
P-5-74 | Yoshioka, H., Y. Yaegashi, K. Unami and M. Fujihara: IDENTIFYING THE COST FUNCTION FOR UPSTREAM MIGRATION OF INDIVIDUAL FISHES IN 1-D OPEN CHANNELS BASED ON AN OPTIMAL CONTROL THEORY, Journal of Japan Society of Civil Engineering, Ser.B1 (Hydraulic Engineering), Vol.72, No.4, I_1147-I_1152, 2016. |
P-5-73 | Mabaya, G., K. Unami, H. Yoshioka, J. Takeuchi and M. Fujihara: Robust optimal diversion of agricultural drainage water from tea plantations to paddy fields during rice growing seasons and non-rice growing seasons, Paddy and Water Environment, Vol.14, No.1, pp.247-258, 2016. |
P-5-72 | Nakamichi, T., K. Unami and M. Fujihara: Optimal Shapes of Weirs for Trapping Migratory Fish, Jurnal Teknologi, Vol.78(1-2), pp.15-20, 2016. |
P-5-71 | Kawabata, M., J. Takeuchi and M. Fujihara: Numerical Analysis of Density-driven Fluctuation in Groundwater Caused by Saltwater Intrusion, Jurnal Teknologi, Vol.76(15), pp.7-12, 2015. |
P-5-70 | Yaegashi, Y., H. Yoshioka, K. Unami and M. Fujihara: An Adaptive Finite Volume Scheme for Kolmogorov's Forward Equations in 1-D Unbounded Domains, 土木学会論文集 A2(応用力学), Vol.71, No.2 (応用力学論文集 Vol.18), I_223-I_234, 2015. |
P-5-69 | Yoshioka, H., K. Unami and M. Fujihara: A Petrov-Galerkin Finite Element Scheme for 1-D Time-independent Hamilton-Jacobi-Bellman Equations, 土木学会論文集 A2(応用力学), Vol.71, No.2, (応用力学論文集 Vol.18), I_149-I_160, 2015. |
P-5-68 | 吉武美孝・藤原正幸・小林範之: ため池改修設計に資する二，三の浸透課題について，水土の知，Vol.83，No.12，pp.23-28, 2015. |
P-5-67 | Takeuchi, J., M. Kawabata and M. Fujihara: Numerical Analyses on Occurrence of Thermal Convection in a Flowing Shallow Groundwater，First International Conference on Science, Engineering & Environment, pp.550- 556, 2015. |
P-5-66 | Takeuchi, J., W. Sumii, H. Tsuji and M. Fujihara: Estimation of Permeability of Pourous Media with Mixed Wettabilities Using Pore-Network Model, First International Conference on Science, Engineering & Environment, pp.50- 56, 2015. |
P-5-65 | Takeuchi, J., W. Sumii and M. Fujihara: Modeling of Fluid Intrusion into Pourous Media with Mixed Wettabilities Using Pore Network, Fifth International Conference on Geotechnique, Construction Materials and Environment, pp.748-754, 2015. |
P-5-64 | 金口嵩明・泉智揮・藤原正幸: 海釜底上げによるヒガシナメクジウオ生息場への影響評価，水産工学，Vol.52，No.2，pp.95-101, 2015. |
P-5-63 | Yaegashi, Y., H. Yoshioka, K. Unami and M. Fujihara: Numerical Simulation on Optimal Countermeasure for Feeding Damage by Great Cormorant to Inland Fisheries Based on Stochastic Control Theory, Proceeding of Asia Simulation Conference 2015, pp.46-53, 2015. |
P-5-62 | Sharifi, E., K. Unami, M. Yangyuoru and M. Fujihara: Verifying optimality of rainfed agriculture using a stochastic model for drought occurrence, Stochastic environmental research and risk assessment, DOI 10.1007/s00477-015-1129-y, 2015. |
P-5-61 | Yoshioka, H., K. Unami and M. Fujihara: Numerical comparison of shallow water models in multiply connected open channel networks, Journal of Advanced Simulation in Science and Engineering, Vol. 2, No.2, pp.271-291, 2015. |
P-5-60 | Unami, K., M. Fujiahra and H. Yoshioka: Optimal management strategies for rural water resources from a viewpoint of stochastic control, 数理解析研究所講究録，1952，pp.63-68, 2015. |
P-5-59 | Yoshioka, H., K. Takagi, K. Unami and M. Fujihara: Application of a Regime-switching Diffusion Process Model to Transport Phenomena in Surface Water Bodies, 数理解析研究所講究録，1952，pp.55-62, 2015. |
P-5-58 | Sharifi, E., K. Unami, O. Mohawesh, T. Nakamichi, N. Kinjo and M. Fujihara: Design and construction of a hydraulic structure for rainwater harvesting in arid environment, E-proceedings of the 36th IAHR (International Association for Hydro-environment Engineering and Research) Congress, pp.1-12, 2015. |
P-5-57 | Izumi, T., T. Kanaguchi and M. Fujihara: A numerical assessment for the effect of filling a sea caldron on seaweed expansion and habitat environment for aquatic species, E-proceedings of the 36th IAHR (International Association for Hydro-environment Engineering and Research) Congress, pp.1-7, 2015. |
P-5-56 | Unami, K., O. Mohawesh, E. Sharifi, J. Takeuchi and M. Fujihara: Stochastic modelling and control of rainwater harvesting systems for irrigation during dry spells, Journal of Cleaner Production, 88, pp.185-195, 2015. |
P-5-55 | Yoshioka, H., K. Unami and M. Fujihara: A dual finite volume method scheme for catastrophic flash floods in channel networks, Applied Mathematical Modelling, Vo.39, Issue 1, pp.205-229, 2015. |
P-5-54 | Yoshioka, H., K. Unami and M. Fujihara: Mathematical Analysis on a Conforming Finite Element Scheme for Advection-Dispersion-Decay Equations on Connected Graphs, 土木学会論文集A2（応用力学），Vol.70，No.2，pp.I_265-I_276, 2014. |
P-5-53 | Yoshioka, H., K. Unami and M. Fujihara: 1-D Shallow Water Models for Dam Break Flash Floods with Different Junction and Bend Treatments, Proceedings of the 14th International Conference on Systems Simulation, AsiaSim 2014, CCIS (Communications in Computer and Information Science 474), Springer-Verlag Berlin Heidelberg, pp.201-215, 2014. |
P-5-52 | Izumi, T., T. Kanaguchi and M. Fujihara: Numerical Investigation of Seaweed Expansion by Constructing Grounds on a Filled Sea Caldron, Proceedings of ICHE2014 (Internationl Conference on Hydroscience and Engineering), 853-858 (ISBN 978-3-939230-32-8), 2014. |
P-5-51 | Mabaya, G., K. Unami, H. Yoshioka, J. Takeuchi and M. Fujihara: Robust Optimal Policy of Agriculture Drainage Water from Tea Plantation to Paddy Field, Proceeding of the 9th Conference on Sustainable Development of Energy, Water and Environment Systems (SDEWES), 0025-1-12, 2014. |
P-5-50 | Yoshioka, H., A. Wakazono, N. Kinjo, K. Unami and M. Fujihara: An Extended Mathematical Model for Shallow Water Flows in Vegetated Open Channels, Journal of Rainwater Catchment Systems, Vol.20, No.1, pp.29-35, 2014. |
P-5-49 | Yoshioka, H., K. Unami and M. Fujihara: Temporal Discretization Algorithms for the Continuity Equation of the One-dimensional Shallow Water Model, Journal of Rainwater Catchment Systems, Vol.20, No.1, pp.11-18, 2014. |
P-5-48 | Sharifi, E., K. Unami and M. Fujihara: Modelling Alternation of Dry and Wet Spells Using the Langevin Equation, Vulnerability, Uncertainty and Risk, ASCE 2014, pp.1994-2001, 2014. |
P-5-47 | Yoshioka, H., K. Unami and M. Fujihara: Error analysis of conforming Petrov-Galerkin finite element scheme for parabolic equations on connected graphs, Proceedings of Computational Engineering Conference, Vol.19, Paper No. E-12-6, 2014. |
P-5-46 | Takeuchi, J., T. Takahashi and M. Fujihara: Sub-Darcy-Scale Modeling of Non-uniform Flow through Porous Media with Mixed Wettabilities, International Journal of GEOMATE (Geotechnique, Construction Materials and Environment), Vol.6(2), pp.840-847, 2014. |
P-5-45 | Yoshioka, H., K. Unami and M. Fujihara: Burgers equation type models on connected graphs and their application to open channel hydraulics, 数理解析研究所講究録 No. 1890, pp. 160-171, 2014. |
P-5-44 | Takagi, K., H. Yoshioka, K. Unami and M. Fujihara: A 2-D Combined Shallow Water and Kolmogorov’s Equations Approach to Assess Purification Ability of a Freshwater Lagoon Associated with Lake Biwa, COMPSAFE 2014 (Computational Engineering and Science for Safety and Environmental Problems), pp.237-240, 2014. |
P-5-43 | Yoshioka, H., A. Wakazono, N. Kinjo, K. Unami and M. Fujihara: Stochastic Process Model for Water and Solute Dynamics in Agricultural Drainage System, COMPSAFE 2014 (Computational Engineering and Science for Safety and Environmental Problems), pp.233-236, 2014. |
P-5-42 | Yoshioka, H., K. Unami and M. Fujihara: A finite element/volume method of the depth-averaged horizontally 2D shallow water equations, International Journal for Numerical Methods in Fluids, Vol. 75, No. 1, pp.23-41, 2014. |
P-5-41 | Yoshioka, H., K. Unami and M. Fujihara: Friction Slope Formulae for the Two-dimensional Shallow Water Model, Journal of Japan Society of Civil Engineers, Ser. B1 (Hydraulic Engineering), Vol.70, No.4, I_55-I_60, 2014. |
P-5-40 | Yoshioka, H., N. Kinjo, A. Wakazono, K. Unami and M. Fujihara: Application of Two Shallow Water Models to Steady Flow Analysis in a Vegetated Agricultural Drainage Canal, Journal of Rainwater Catchment Systems, Vol.19, No.2, pp.35-41, 2014. |
P-5-39 | Yoshioka, H., K. Unami and M. Fujihara: Comparative Numerical Analysis on Momentum Flux Evaluation Schemes for Shallow Water Flows in Open Channel Networks, Journal of Rainwater Catchment Systems, Vol.19, No.2, pp.25-33, 2014. |
P-5-38 | Yoshioka, H., K. Unami and M. Fujihara: Internal Boundary Conditions for Solute Transport Equations in Locally One-dimensional Open Channel Networks, Journal of Rainwater Catchment Systems, Vol.19, No.2, pp.1-9, 2014. |
P-5-37 | Yoshioka, H., N. Kinjo, G. Mabaya, K. Unami and M. Fujihara: A HYPERBOLIC LONGITUDINAL DISPERSION MODEL OF CONTAMINANT IN OPEN CHANNEL NETWORKS, Proceedings of the 7th International Symposium on Environmental Hydraulics, pp.159-162, 2014. |
P-5-36 | Takeuchi, J., T. Takahashi and M. Fujihara: Sub-Darcy-Scale Modeling of Non-uniform Flow through Porous Media with Mixed Wettabilities, Proceedings of the Third International Conference on Geotechnique, Construction Materials and Environment, Vol.3(1), pp.452-457, 2013. (Best Paper Award) |
P-5-35 | Unami, K., O. Mohawesh, E. Sharifi, J. Takeuchi and M. Fujihara: Optimal irrigation strategies in rainwater harvesting systems during dry spells, Proceedings of 8th conference of sustainable development of energy, water and environment systems, 0205-1〜0205-13, 2013. （Invited Paper） |
P-5-34 | Yoshioka, H., N. Kinjo, K. Unami and M. Fujihara: Application of a Conforming Petrov-Galerkin Finite Element Scheme to Analysis of Longitudinal Dispersion Phenomena in Open Channel Networks, Proceedings of 2013 IAHR (International Association for Hydro-environmental engineering and Research) World Congress, A10491, 2013 |
P-5-33 | Kinjo, N., H. Yoshioka, K. Unami and M. Fujihara: Simulation of Water Flows in an Agricultural Drainage System with Hydraulic Structures, Proceedings of 2013 IAHR (International Association for Hydro-environmental engineering and Research) World Congress, A10717, 2013 |
P-5-32 | Yoshioka, H., K. Unami and M. Fujihara: A Hyperbolic Partial Differential Equation Model for Solute Transport Phenomena in Turbulent Flows, Proceedings of 2013 IAHR (International Association for Hydro-environmental engineering and Research) World Congress, A11257, 2013 |
P-5-31 | Fujihara, M., T. Izumi, K. Unami and J. Takeuchi: Identifying Contribution of Paddy Irrigation to Groundwater Recharge: A Numerical Experiment for Unconfined Aquifer of Dogo Plain, Ehime Prefecture, Japan, Proceedings of 2013 IAHR (International Association for Hydro-environmental engineering and Research) World Congress, A10209, 2013 |
P-5-30 | 吉岡秀和・金城信彦・宇波耕一・藤原正幸: 連結グラフ上での非保存型移流拡散方程式に対する適合有限要素法，土木学会論文集A2（応用力学），Vol.69, No.2, I_59-I_70，2013 |
P-5-29 | 吉岡秀和・宇波耕一・藤原正幸: 一般断面を有する多重連結型開水路網に生じるダム崩壊問題に対する双対格子に基づいた有限体積モデル，第62回理論応用力学講演会講演論文集，OS19-09，2013 |
P-5-28 | Yoshioka, H. and K. Unami: A cell-vertex finite volume scheme for solute transport equations in open channel networks. Probabilistic Engineering Mechanics, Vol.31, pp.30-38，2013 |
P-5-27 | Imagawa, C., J. Takeuchi, T. Kawachi, S. Chone and K. Ishida: Statistical analyses and modeling approaches to hydrodynamic characteristics in alluvial aquifer, Hydrological Processes, (Online Published) DOI: 10.1002/hyp.9538, 2012 |
P-5-26 | Imagawa, C., I. Handoh and J. Takeuchi: A Bayesian uncertainty analysis of the modelled surface- and ground-water flows in an agricultural watershed, Proceedings of PAWEES 2012 International Conference, 2012 |
P-5-25 | Yoshioka, H., K. Unami and T. Kawachi: Partial differential equation model for spatially distributed statistics of contaminant particles in locally one-dimensional open channel networks, Proceedings of the Tenth International Conference on Hydroscience and Engineering, 2012 |
P-5-24 | Unami, K., M. Yangyuoru and Alam A.H.M.B.: Rationalization of building micro-dams equipped with fish passages in West African savannas, Stochastic Environmental Research and Risk Assessment, Vol.26, No.1, pp.115-126, 2012 |
P-5-23 | Unami, K. and Alam A.H.M.B.: Concurrent use of finite element and finite volume methods for shallow water flows in locally 1-D channel networks, International Journal for Numerical Methods in Fluids, Vol.69, No.2, pp.255-272, 2012 |
P-5-22 | Izumi, T., M. Fujihara, J. Takeuchi and T. Kawachi: Inverse Modeling for Variably Saturated Water Flow Coupled with Heat Transport in Field Soil, Irrigation, Drainage and Rural Engineering Journal, 282, pp.7-14, 2012 |
P-5-21 | Lapong, E., M. Fujihara, T. Izumi, N. Kobayashi and T. Kakihara: Suspended Load Estimation in Agricultural Rivers using Regression Analyses with Data Stratification, Journal of Water and Environment Technology, Vol.10, No.4, pp387-398, 2012 |
P-5-20 | Fujihara, M., S. Yamanaka, T. Izumi and E. Lapong: Numerical Investigation of Flow in Various Types of Vertical Slot Fishways and the Function of Baffles, Fisheries Engineering, Vol.49, No.2, pp.85-92, 2012 |
P-5-19 | Lapong E., M. Fujihara, T. Izumi, N. Kobayashi, T. Kakihara and K. Hamagami: Water quality index and statistical analysis methods for water quality characterization in agricultural rivers, Water Quality 2012, pp.14-18, 2012 |
P-5-18 | Lapong, E., M. Fujihara, T. Izumi, K. Hamagami, T. Kakihara and N. Kobayashi: Suspended Sediment Estimation and Analysis in river basins with rice paddy fields , Water Science and Technology, Vol.55, No.5, pp.918-926, 2012 |
P-5-17 | Fujihara, M., N. Kobayashi, T. Nishiyama, T. Izumi and Y. Yoshitake: Effect of Impervious Zone Width of an Embankment Dam on Blanket Design Length, Journal of Rainwater Catchment Systems, Vol.18, No.1, pp.9-13, 2012 |
P-5-16 | Lapong, E., M. Fujihara, T. Izumi, K. Hamagami, N. Kobayashi and T. Kakihara: Water Quality Characterization and Index Optimization - The Case of Agriculture Rivers in Southern Ehime, Japan -, Journal of Rainwater Catchment Systems, Vol.18, No.1, pp.1-8, 2012 |
P-5-15 | Izumi, T. and M. Fujihara: Identification of Free-form Parameterized Soil Hydraulic Properties in Non-isothermal Subsurface Water Flow Using Inverse Technique, Proceeding of International Conference of Agricultural Engineering, CIGR-AgEng2012, 2012 (Japan National Member Organization Best Paper Award) |
P-5-14 | Hamagami, K., M. Fujihara, K. Mori and H. Yoshioka: Wind-Induced Flow in a Closed Water Body with Floating Culture System, Proceeding of International Conference of Agricultural Engineering, CIGR-AgEng2012, 2012 |
P-5-13 | Fujihara, M., S. Yamanaka, T. Izumi and E.R. Lapong: Numerical Investigation on the Effect of Baffles on Flow in Vertical Slot Fishways, Proceeding of International Conference of Agricultural Engineering, CIGR-AgEng2012, 2012 |
P-5-12 | Lapong, E. R., M. Fujihara, T. Izumi, K. Hamagami, N. Kobayashi and T. Kakihara: Regression Analysis and Amelioration Procedures for Suspended Sediment Load Estimation in Agricultural Rivers, Proceeding of International Conference of Agricultural Engineering, CIGR-AgEng2012, 2012 |
P-5-11 | Yoshitake, Y., M. Fujihara, N. Kobayashi, T. Nishiyama and T. Izumi: A Simple Model for Estimating Phreatic Surface Location and Seepage Discharge through a Small Homogeneous Earth Dam on Inclined Foundation, Irrigation, Drainage and Rural Engineering Journal, No.279，pp.29-34, 2012 |
P-5-10 | 藤原正幸・ラポン エドワード・泉智揮・濱上邦彦・小林範之・垣原登志子: 四万十川支流広見川のSS負荷量とそれに及ぼす水田農業の影響, 土木学会論文集B1（水工学）, Vol.68, No.4, pp.I_631-I_636, 2012 |
P-5-09 | Chono, S., S. Maeda, T. Kawachi, C. Imagawa, N. Buma and J. Takeuchi: Optimization model of cropping-plan placement in paddy fields considering agricultural profit and nitrogen load management in Japan, Paddy and Water Environment, Vol.10, No.2, pp.113-120, 2012 |
P-5-08 | Yoshioka, H., K. Unami and T. Kawachi: Stochastic process model for solute transport and the associated transport equation, Applied Mathematical Modelling, Vol.36, pp.1796-1805, 2012 |
P-5-07 | Ishida, K., K. Unami and T. Kawachi: Application of one-dimensional shallow water model to flows in open channels with bends, Journal of Rainwater Catchment Systems, Vol.17, No.2, pp.15-23, 2012 |
P-5-06 | Buma, N., J. Takeuchi, T. Kawachi, S. Chono, C. Imagawa and K. Ishida: A 2-D and 3-D composite dimensional fully coupled surface and subsurface flow model, Journal of Rainwater Catchment Systems, Vol.17, No.2, pp.1-13, 2012 |
P-5-05 | Maeda, S., T. Nagamochi, T. Kawachi and J. Takeuchi: Regional allocation of irrigation water in a rice paddy area with water-saving practices, Irrigation and Drainage Systems, Vol.25, No.2, pp.81-96, 2011 |
P-5-04 | Imagawa, C., J. Takeuchi, T. Kawachi, K. Ishida, S. Chono and N. Buma: A hydro-environmental watershed model improved in canal-aquifer water exchange process, Paddy and Water Environment, Vol.9, No.4, pp.425-439, 2011 |
P-5-03 | Izumi, M., M. Fujihara, J. Takeuchi and T. Kawachi: Inverse modeling of mass-conservative numerical model for variably saturated seepage flow, Journal of Rainwater Catchment Systems, Vol.17, No.1, pp.11-16, 2011 |
P-5-02 | Ishida, K., M. Yangyuoru, K. Unami and T. Kawachi: Application of shallow water equations to analyze runoff processes in hilly farmlands, Paddy and Water Environment, Vol.9, No.4, 2011 (DOI: 10.1007/s10333-011-0270-6) |
P-5-01 | Imagawa, C., J. Takeuchi, T. Kawachi, S. Chono, N. Buma and S. Maeda; A Hydro-environmental Model Considering Nitrogen Dynamics in Surface Zone for Analysis of Groundwater Nitrate-nitrogen Contamination, Journal of Rainwater Catchment Systems, Vol.16, No.2, pp.13-24, 2011 |