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Dr Seokhyeon Kim

Dr Seokhyeon Kim

Visiting Fellow
  • Ph.D. (Remote Sensing in Hydrology), UNSW Sydney, Australia, Nov 2017
  • M.Eng. (Water Resources Engineering), Korea University, Seoul, South Korea, Feb 2008
  • B.Eng. (Civil and Environmental Engineering), Korea University, Seoul, South Korea, Feb 2001
Engineering
Civil and Environmental Engineering

Research Interests:

  • Remote sensing in hydrology (validation, improvement, and application)
  • Climate change and extreme events
  • Data merging
  • Optimization of water systems

Teaching Activities

  • CVEN3501 Water Resources Engineering
  • CVEN9612 Catchment and Water Resources Modelling

Professional Experiences

  • Assistant Professor / Department of Civil Engineering, Kyung Hee University, South Korea / Mar 2022–
  • Postdoctoral Research Associate / WRC at UNSW Sydney, Australia, Apr 2017–Feb 2022
  • Associate Manager / Water resources engineering in Hyundai Engineering and Construction Co., Ltd., Seoul, South Korea / Jan 2008– July 2013
  • First Lieutenant / Republic of Korea Army / July 2001– Sep 2004
Phone
N/A
E-mail
seokhyeon.kim@unsw.edu.au
  • Journal articles | 2025
    Kwak J; Lee J; Kim J; Lee H; Kim S; Kim S; Kang MS, 2025, 'Development of an inclusive, scalable, and flexible hydrologic modeling system: Establishing integrated flood simulation system at agricultural watersheds', Environmental Modelling and Software, 183, http://dx.doi.org/10.1016/j.envsoft.2024.106225
    Journal articles | 2025
    Sharma YK; Kim S; Tayerani Charmchi AS; Kang D; Batelaan O, 2025, 'Strategic imputation of groundwater data using machine learning: Insights from diverse aquifers in the Chao-Phraya River Basin', Groundwater for Sustainable Development, 28, http://dx.doi.org/10.1016/j.gsd.2024.101394
    Journal articles | 2025
    Yoon HN; Marshall L; Sharma A; Kim S, 2025, 'Doing hydrology when no in-situ data exists: Surrogate River discharge Model (SRM)', Environmental Modelling and Software, 186, http://dx.doi.org/10.1016/j.envsoft.2025.106334
    Journal articles | 2024
    Han K; Kim S; Mehrotra R; Sharma A, 2024, 'Enhanced water level monitoring for small and complex inland water bodies using multi-satellite remote sensing', Environmental Modelling and Software, 180, http://dx.doi.org/10.1016/j.envsoft.2024.106169
    Journal articles | 2024
    Kim S; Wasko C; Sharma A; Nathan R, 2024, 'The role of regional water vapor dynamics in creating precipitation extremes', Journal of Hydrology X, 24, http://dx.doi.org/10.1016/j.hydroa.2024.100181
    Journal articles | 2024
    Kwak J; Kim J; Lee H; Kim S; Kim S; Kang MS, 2024, 'Evaluation of future flood probability in agricultural reservoir watersheds using an integrated flood simulation system', Journal of Hydrology, 628, http://dx.doi.org/10.1016/j.jhydrol.2023.130463
    Journal articles | 2024
    Liu S; Kim S; Glamore W; Tamburic B; Johnson F, 2024, 'Remote sensing of water colour in small southeastern Australian waterbodies', Journal of Environmental Management, 352, http://dx.doi.org/10.1016/j.jenvman.2024.120096
    Journal articles | 2024
    Shah S; Liu Y; Kim S; Sharma A, 2024, 'Advancing High-Mountain Precipitation Reconstruction Through Merging of Multiple Data Sources: Triple Collocation Versus Signal-to-Noise Ratio Optimization', IEEE Transactions on Geoscience and Remote Sensing, 62, http://dx.doi.org/10.1109/TGRS.2024.3494812
    Journal articles | 2024
    Sinha J; Sharma A; Marshall L; Kim S, 2024, 'Characterizing Satellite Soil Moisture Drydown: A Bivariate Filtering Approach', Water Resources Research, 60, http://dx.doi.org/10.1029/2022WR034019
    Journal articles | 2024
    Yoo S; Kim S; Paik K, 2024, 'Optimal combinations of global evapotranspiration and terrestrial water storage products for catchment water balance', International Journal of Remote Sensing, 45, pp. 2865 - 2892, http://dx.doi.org/10.1080/01431161.2024.2339198
    Journal articles | 2023
    Kim S; Hwang S; Song JH; Lee H; Kang MS, 2023, 'Impact of irrigation reservoirs on budget of the watershed-scale water cycle under climate change', Agricultural Water Management, 283, http://dx.doi.org/10.1016/j.agwat.2023.108327
    Journal articles | 2023
    Kim S; Kim S; Hwang S; Lee H; Kwak J; Song JH; Jun SM; Kang MS, 2023, 'Impact assessment of water-level management on water quality in an estuary reservoir using a watershed-reservoir linkage model', Agricultural Water Management, 280, http://dx.doi.org/10.1016/j.agwat.2023.108234
    Journal articles | 2023
    Tie J; Kim S; Sharma A, 2023, 'How does increasing temperature affect the sub-annual distribution of monthly rainfall?', Environmental Research: Climate, 2, http://dx.doi.org/10.1088/2752-5295/acb5b9
    Journal articles | 2023
    Zhang R; Kim S; Kim H; Fang B; Sharma A; Lakshmi V, 2023, 'Temporal Gap-Filling of 12-Hourly SMAP Soil Moisture Over the CONUS Using Water Balance Budgeting', Water Resources Research, 59, http://dx.doi.org/10.1029/2023WR034457
    Journal articles | 2022
    He W; Kim S; Wasko C; Sharma A, 2022, 'A global assessment of change in flood volume with surface air temperature', Advances in Water Resources, 165, http://dx.doi.org/10.1016/j.advwatres.2022.104241
    Journal articles | 2022
    Kim S; Sharma A; Wasko C; Nathan R, 2022, 'Linking total precipitable water to precipitation extremes globally', Earth's Future, 10, pp. e2021EF002473 - e2021EF002473, http://dx.doi.org/10.1029/2021EF002473
    Journal articles | 2022
    Visser JB; Kim S; Wasko C; Nathan R; Sharma A, 2022, 'The Impact of Climate Change on Operational Probable Maximum Precipitation Estimates', Water Resources Research, 58, http://dx.doi.org/10.1029/2022WR032247
    Journal articles | 2022
    Yoon HN; Marshall L; Sharma A; Kim S, 2022, 'Bayesian Model Calibration Using Surrogate Streamflow in Ungauged Catchments', Water Resources Research, 58, http://dx.doi.org/10.1029/2021WR031287
    Journal articles | 2021
    Kim S; Dong J; Sharma A, 2021, 'A triple collocation-based comparison of three L-band soil moisture datasets, SMAP, SMOS-IC, and SMOS, over varied climates and land covers', Frontiers in Water, 3, pp. 64 - 64, http://dx.doi.org/10.3389/frwa.2021.693172
    Journal articles | 2021
    Kim S; Mehrotra R; Kim S; Sharma A, 2021, 'Assessing countermeasure effectiveness in controlling cyanobacterial exceedance in riverine systems using probabilistic forecasting alternatives', Journal of Water Resources Planning and Management, 147, pp. 04021062, http://dx.doi.org/10.1061/(ASCE)WR.1943-5452.0001449
    Journal articles | 2021
    Kim S; Sharma A; Liu Y; Young SI, 2021, 'Rethinking Satellite Data Merging: From Averaging to SNR Optimization', IEEE Transactions on Geoscience and Remote Sensing, 60, pp. 1 - 15, http://dx.doi.org/10.1109/TGRS.2021.3107028
    Journal articles | 2021
    Lee S; Kim S; Moon S, 2021, 'Development of Car-free Street Mapping (CfSM) Model using an Integrated System with Unmanned Aerial Vehicle, Aerial Mapping Camera and Deep Learning Algorithm', Journal of Computing in Civil Engineering, 36, pp. 04022003, http://dx.doi.org/10.1061/(ASCE)CP.1943-5487.0001013
    Journal articles | 2020
    Hagan DFT; Wang G; Kim S; Parinussa RM; Liu Y; Ullah W; Bhatti AS; Ma X; Jiang T; Su B, 2020, 'Maximizing Temporal Correlations in Long-Term Global Satellite Soil Moisture Data-Merging', Remote Sensing, 12, pp. 2164 - 2164, http://dx.doi.org/10.3390/rs12132164
    Journal articles | 2020
    Kim S; Ajami H; Sharma A, 2020, 'Using Remotely Sensed Information to Improve Vegetation Parameterization in a Semi-Distributed Hydrological Model (SMART) for Upland Catchments in Australia', Remote Sensing, 12, pp. 3051 - 3051, http://dx.doi.org/10.3390/rs12183051
    Journal articles | 2020
    Kim S; Anabalón A; Sharma A; Anabalon Alamos A, 2020, 'An Assessment of Concurrency in Evapotranspiration Trends Across Multiple Global Datasets', Journal of Hydrometeorology, 22, pp. 231 - 244, http://dx.doi.org/10.1175/JHM-D-20-0059.1
    Journal articles | 2020
    Kim S; Eghdamirad S; Sharma A; Kim JH, 2020, 'Quantification of uncertainty in projections of extreme daily precipitation', Earth and Space Science, 7, http://dx.doi.org/10.1029/2019EA001052
    Journal articles | 2020
    Kim S; Kim S; Mehrotra R; Sharma A, 2020, 'Predicting cyanobacteria occurrence using climatological and environmental controls', Water Research, 175, http://dx.doi.org/10.1016/j.watres.2020.115639
    Journal articles | 2020
    Kim S; Mehrotra R; Kim S; Sharma A, 2020, 'Probabilistic forecasting of cyanobacterial concentration in riverine systems using environmental drivers', Journal of Hydrology, http://dx.doi.org/10.1016/j.jhydrol.2020.125626
    Journal articles | 2020
    Kim S; Pham H; Liu YY; Marshall L; Sharma A, 2020, 'Improving the combination of satellite soil moisture datasets by considering error cross-correlation: A comparison between triple collocation (TC) and extended double instrumental variable (EIVD) alternatives', IEEE Transactions on Geoscience and Remote Sensing, 59, pp. 7285 - 7295, http://dx.doi.org/10.1109/TGRS.2020.3032418
    Journal articles | 2020
    Kim T; Ley MT; Kang S; Davis JM; Kim S; Amrollahi P, 2020, 'Using particle composition of fly ash to predict concrete strength and electrical resistivity', Cement and Concrete Composites, 107, pp. 103493 - 103493, http://dx.doi.org/10.1016/j.cemconcomp.2019.103493
    Journal articles | 2020
    Magan B; Kim S; Wasko C; Barbero R; Moron V; Nathan R; Sharma A, 2020, 'Impact of atmospheric circulation on the rainfall-temperature relationship in Australia', Environmental Research Letters, 15, pp. 094098, http://dx.doi.org/10.1088/1748-9326/abab35
    Journal articles | 2020
    Moradi S; Agostino A; Gandomkar Z; Kim S; Hamilton L; Sharma A; Henderson R; Leslie G, 2020, 'Quantifying natural organic matter concentration in water from climatological parameters using different machine learning algorithms', H2Open Journal, 3, pp. 328 - 343, http://dx.doi.org/10.2166/h2oj.2020.035
    Journal articles | 2020
    Zhang R; Kim S; Sharma A; Lakshmi V, 2020, 'Identifying relative strengths of SMAP, SMOS-IC, and ASCAT to capture temporal variability', Remote Sensing of Environment, 252, pp. 112126 - 112126, http://dx.doi.org/10.1016/j.rse.2020.112126
    Journal articles | 2019
    Kim S; Jun HD; Yoo DG; Kim JH, 2019, 'A Framework for Improving Reliability of Water Distribution Systems Based on A Segment-Based Minimum Cut-Set Approach', Water, 11, pp. 1524, http://dx.doi.org/10.3390/w11071524
    Journal articles | 2019
    Kim S; Sharma A, 2019, 'The role of floodplain topography in deriving basin discharge using passive microwave remote sensing', Water Resources Research, 55, pp. 1707 - 1716, http://dx.doi.org/10.1029/2018WR023627
    Journal articles | 2019
    Kim S; Zhang R; Pham H; Sharma A, 2019, 'A Review of Satellite-Derived Soil Moisture and Its Usage for Flood Estimation', Remote Sensing in Earth Systems Sciences, 2, pp. 225 - 246, http://dx.doi.org/10.1007/s41976-019-00025-7
    Journal articles | 2019
    Pham HT; Kim S; Marshall L; Johnson F, 2019, 'Using 3D robust smoothing to fill land surface temperature gaps at the continental scale', International Journal of Applied Earth Observation and Geoinformation, 82, pp. 101879 - 101879, http://dx.doi.org/10.1016/j.jag.2019.05.012
    Journal articles | 2019
    Zhang R; Kim S; Sharma A, 2019, 'A comprehensive validation of the SMAP Enhanced Level-3 Soil Moisture product using ground measurements over varied climates and landscapes', Remote Sensing of Environment, 223, pp. 82 - 94, http://dx.doi.org/10.1016/j.rse.2019.01.015
    Journal articles | 2018
    Kim S; Paik K; Johnson F; Sharma A, 2018, 'Building a Flood-Warning Framework for Ungauged Locations Using Low Resolution, Open-Access Remotely Sensed Surface Soil Moisture, Precipitation, Soil, and Topographic Information', IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing, 11, pp. 375 - 387, http://dx.doi.org/10.1109/JSTARS.2018.2790409
    Journal articles | 2018
    khan U; ajami H; Tuteja NK; sharma A; Kim S, 2018, 'Catchment Scale Simulations of Soil Moisture Dynamics Using an Equivalent Cross-Section based Hydrological Modelling Approach', Journal of Hydrology, 564, pp. 944 - 966, http://dx.doi.org/10.1016/j.jhydrol.2018.07.066
    Journal articles | 2017
    Kim S; Balakrishnan K; Liu Y; Johnson F; Sharma A, 2017, 'Spatial Disaggregation of Coarse Soil Moisture Data by Using High-Resolution Remotely Sensed Vegetation Products', IEEE Geoscience and Remote Sensing Letters, 14, pp. 1604 - 1608, http://dx.doi.org/10.1109/LGRS.2017.2725945
    Journal articles | 2016
    A. Silva ; K. Subasinghe ; C. Rajapaksha ; K. Raveenthiran ; S. H Kim ; M. Young ; H. N. R. Perera ; Susumu Araki , 2016, 'Assessment of Design Alternation via 2D Physical Modelling in the Main Breakwater of Colombo Port Expansion Project', Journal of Japan Society of Civil Engineers, Ser. B2 (Coastal Engineering), 72, pp. I_1129 - I_1134, http://dx.doi.org/10.2208/kaigan.72.i_1129
    Journal articles | 2016
    Kim S; Parinussa RM; Liu YY; Johnson FM; Sharma A, 2016, 'Merging alternate remotely-sensed soil moisture retrievals using a non-static model combination approach', Remote Sensing, 8, pp. 518, http://dx.doi.org/10.3390/rs8060518
    Journal articles | 2015
    Kim S; Liu YY; Johnson FM; Parinussa RM; Sharma A, 2015, 'A global comparison of alternate AMSR2 soil moisture products: Why do they differ?', Remote Sensing of Environment, 161, pp. 43 - 62, http://dx.doi.org/10.1016/j.rse.2015.02.002
    Journal articles | 2015
    Kim S; Parinussa RM; Liu YY; Johnson FM; Sharma A, 2015, 'A framework for combining multiple soil moisture retrievals based on maximizing temporal correlation', Geophysical Research Letters, 42, pp. 6662 - 6670, http://dx.doi.org/10.1002/2015GL064981
    Journal articles | 2009
    Jun H-D; Kim S-H; Yoo D-G; Kim J-H, 2009, 'Evaluation of the Reliability Improvement of a Water Distribution System by Changing Pipe', Journal of Korea Water Resources Association, 42, pp. 505 - 511, http://dx.doi.org/10.3741/jkwra.2009.42.6.505
  • Other | 2025
    Han K; Kim S; Mehrotra R; Sharma A, 2025, Enhanced Water Level Monitoring for Small and Complex Inland Water Bodies Using Optical and SAR Retrievals, http://dx.doi.org/10.5194/egusphere-egu25-1200
    Other | 2025
    Kim S; Shah S; Liu Y; Sharma A, 2025, Improving Precipitation Merging: A Generalized Two-Stage Framework Using the Signal-to-Noise Ratio Optimization (SNR-opt), http://dx.doi.org/10.5194/egusphere-egu25-530
    Other | 2025
    Shah S; Liu Y; Kim S; Sharma A; Fischer S, 2025, Shifting Mountain Flood Regimes under Global Warming, http://dx.doi.org/10.5194/egusphere-egu25-526
    Other | 2022
    Yoon HN; Marshall L; Sharma A; Kim S, 2022, A novel streamflow estimation using L-band passive microwave, http://dx.doi.org/10.5194/iahs2022-315
    Other | 2022
    Yoon HN; Marshall L; Sharma A; Kim S, 2022, Bayesian model calibration in ungauged catchments via satellite data, http://dx.doi.org/10.5194/iahs2022-313
    Preprints | 2022
    Yoon HN; Marshall LA; Sharma A; Kim S, 2022, A novel approach for deriving river discharge using passive microwaves, http://dx.doi.org/10.1002/essoar.10512498.1
    Conference Abstracts | 2021
    Kim S; Sharma A; Wasko C; Nathan R, 2021, 'How does total precipitable water link to precipitation extremes?', in MODSIM Abstracts, Sydney, Australia, presented at MODSIM 2021, Sydney, Australia, 05 December 2021 - 10 December 2021, https://www.mssanz.org.au/modsim2021/documents/MODSIM2021_detailed_program_v1.4.pdf
    Conference Abstracts | 2021
    Zhang R; Kim S; Fang B; Sharma A; Lakshmi V, 2021, 'Spatial Disaggregation of Coarse GPM IMERG Data through SM2RAIN', in AGU Fall Meeting Abstracts, AGU, presented at AGU Fall Meeting 2021, 13 December 2021 - 17 December 2021, https://agu.confex.com/agu/fm21/meetingapp.cgi/Paper/861630
    Conference Abstracts | 2020
    Kim S; Zhang R; Sharma A; Lakshmi V, 2020, 'Improvements of satellite observations through data merging: status and challenges', Wiley, http://dx.doi.org/10.1002/essoar.10505006.1
    Conference Abstracts | 2019
    Kim S; Pham H; Liu Y; Sharma A; Marshall L, 2019, 'Combining geophysical variables for maximizing temporal correlation without reference data', in MODSIM Abstracts, Canberra, Australia, presented at MODSIM 2019, Canberra, Australia, 01 December 2019 - 06 December 2019, https://mssanz.org.au/modsim2019/documents/MODSIM2019_Book_of_Abstracts.pdf
    Conference Abstracts | 2018
    Kim S; Guo Y; Wasko C; Sharma A, 2018, '[INVITED] On soil moisture, rain and flood extremes in a warming climate-using satellite remote sensing to define future antecedent conditions', in KSCC Abstracts, Jeju, Republic of Korea, presented at 2018 KSCC International Conference, Jeju, Republic of Korea, 18 June 2018 - 20 June 2018, http://kscc.re.kr/2018kscc/assets/html/p-oral.html
    Conference Abstracts | 2017
    Kim S; Ajami H; Sharma A, 2017, 'Incorporating an operational satellite-derived leaf area index into a computationally efficient semi-distributed hydrologic modelling application (SMART)', in MODSIM Abstracts, Hobart, Australia, presented at MODSIM 2017, Hobart, Australia, 03 December 2017 - 08 December 2017, https://www.mssanz.org.au/modsim2017/documents/MODSIM2017_Posters.xlsx
    Theses / Dissertations | 2017
    Kim S, 2017, Improvements and Applications of Satellite-Derived Soil Moisture Data for Flood Forecasting, http://handle.unsw.edu.au/1959.4/58815
    Conference Abstracts | 2016
    Kim S; Liu Y; Johnson F; Sharma A, 2016, 'A temporal correlation based approach for spatial disaggregation of remotely sensed soil moisture', in AGU Fall Meeting Abstracts, San Francisco, USA, presented at AGU Fall Meeting 2016, San Francisco, USA, 12 December 2016 - 16 December 2016, https://agu.confex.com/agu/fm16/meetingapp.cgi/Paper/145868
    Conference Abstracts | 2014
    Kim S; Liu Y; Johnson F; Parinussa R; Sharma A, 2014, 'Reducing Structural Uncertainty in AMSR2 Soil Moisture Using a Model Combination Approach', in AGU Fall Meeting Abstracts, San Francisco, USA, presented at AGU Fall Meeting 2014, San Francisco, USA, 15 December 2014 - 19 December 2014, https://agu.confex.com/agu/fm14/meetingapp.cgi/Paper/11729
    Conference Abstracts | 2014
    Kim S; Liu Y; Johnson F; Sharma A, 2014, 'Improvement of soil moisture dataset combining AMSR2 soil moisture product', in OzWex Abstracts, Canberra, Australia, presented at OzEWEX 2014, Canberra, Australia, 28 October 2014 - 29 October 2014, http://www.wenfo.org/ozewex/workshop/wp-content/uploads/2014/10/Kim.pdf
    Conference Papers | 2012
    Young M; Hayman-Joyce J; Kim SH, 2012, 'Use of single layer concrete armour units as toe reinforcement', in Lynett P; Smith JM (ed.), Proceedings of the Coastal Engineering Conference, Santander, Spain, presented at The 33rd International Conference on Coastal Engineering: ICCE 2012, Santander, Spain, 01 July 2012 - 06 July 2012, http://dx.doi.org/10.9753/icce.v33.structures.48

  • Early Career Research Excellence (ECRE) Award / Modelling and Simulation Society of Australia and New Zealand Inc. (MSSANZ) / 2021