Author: hcho
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Presented at the 2024 New Mexico Transportation and Construction Conference (2024 NM TransCon)
CLAWRIM presented their research at the 2024 New Mexico Transportation and Construction Conference (2024 NM TransCon) April 17-19, 2024. Asad talked about “Enhancing Culvert Capacity Assessment Through Regression Analysis of DEM Data” on April 18, 2024 10am-11:30am and I presented “Hydrologic Modeling and CAMP (Culvert Asset Management Program)” on April 19, 2024 8am-9:30am.
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Gave a talk on parallel computation of hydrologic parameters to the HEC Hydrology and Statistics Division Knowledge Transfer Sessions
I gave a talk on “Computation of Hydrologic Parameters for Continental-Scale Modeling” to the United States Army Corps of Engineers (USACE) Hydrologic Engineering Center Hydrologic Modeling System (HEC-HMS) team. On April 8, 2024, the HEC-HMS team invited me to give a talk on parallel computation of hydrologic parameters in their Hydrology and Statistics Division Knowledge…
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Demonstration of a floating-point error in double-precision accumulation
Clone this source code at https://github.com/HuidaeCho/fperror and try it.
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Presented at the American Water Resources Association (AWRA) 2024 Geospatial Water Technology Conference (GWTC)
I presented “Single-Node Multi-Threaded Computation of Hydrologic Parameters for Continental-Scale Modeling” at AWRA 2024 GWTC.
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Presented at the American Geophysical Union (AGU) 2023 Annual Meeting
I presented “Leveraging Single-Node Multi-Threaded Computing Power for Rapid Flow Accumulation for Cloud-Based Hydrologic Modeling” at AGU 2023.
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Presented and chaired at the Free and Open Source Software for Geospatial (FOSS4G) Asia 2023 Conference
I presented the “State of GRASS GIS: 40 Years Strong and Counting” at FOSS4G Asia 2023. On November 30, 2023, I presented “Memory-Efficient Flow Accumulation Using OpenMP Parallelization” and chaired two Academic Tracks at FOSS4G Asia 2023.
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Presented at the 2023 New Mexico Water Conference
I presented the “Development of a New Mexico Statewide Land Surface Model for Water Availability Analysis” at the 2023 New Mexico Water Conference.
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Gave a talk on open-source hydrology to the DOI Open-Source Geospatial Software Group
I gave a talk on “Computation of Hydrologic Parameters for Continental-Scale Modeling” to the Department of the Interior (DOI) Open-Source Geospatial Software Group. On July 20, 2023, I was invited to the DOI Open-Source Geospatial Software Group to give a talk on open-source hydrology.
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Memory-efficient longest flow path calculation using OpenMP (ongoing)
I started a new experiment running OpenMP parallel algorithms for longest flow path computation. Try it yourself: https://github.com/HuidaeCho/midas
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Awarded a USGS WRRA 104b faculty water research grant
I was awarded as the PI a USGS Water Resources Research Act (WRRA) 104b grant titled “New Mexico Statewide Drought Vulnerability Analysis Under Future Climate Change Scenarios Using a Physically-Based Coupled Model.”