DEM, tide and velocity over Sulzberger ice shelf, West Antarctica. - Sangho Baek; C. K. Shum; Hyongki Lee; Yuchan Yi; Oh-Ig Kwoun; Zhong Lu; Alexander Braun (IGARSS, 2005)

Orbit Accuracy Requirement for ABYSS: The Space Station Radar Altimeter to Map Global Bathymetry. - C. K. Shum; P. A. M. Abusali; Chung-yen Kuo; Hyongki Lee; James Ogle 003; R. Keith Raney; John C. Ries; Walter H. F. Smith; Drazen Svehla; Changyin Zhao (IEEE Geosci. Remote. Sens. Lett., 2009)

Solid earth deformation monitoring using satellite altimetry in southwestern coasts in Taiwan. - Kai-chien Cheng; Cheinway Hwang; Yu-Hsiang Chung; Ching-Yao Huang; Shiang-Hung Wei; Hyongki Lee; C. K. Shum; Chung-yen Kuo (IGARSS, 2010)

Proof of Concept of an Altimeter-Based River Forecasting System for Transboundary Flow Inside Bangladesh. - Faisal Hossain; A. H. Siddique-E.-Akbor; Liton Chandra Mazumder; Sardar M. ShahNewaz; Sylvain Biancamaria; Hyongki Lee; C. K. Shum (IEEE J. Sel. Top. Appl. Earth Obs. Remote. Sens., 2014)

The Improved Retrieval of Coastal Sea Surface Heights by Retracking Modified Radar Altimetry Waveforms. - Kuo-Hsin Tseng; C. K. Shum; Yuchan Yi; William J. Emery; Chung-yen Kuo; Hyongki Lee; Haihong Wang (IEEE Trans. Geosci. Remote. Sens., 2014)

Mathematical Framework for Phase-Triangulation Algorithms in Distributed-Scatterer Interferometry. - Ning Cao 004; Hyongki Lee; Hahn Chul Jung (IEEE Geosci. Remote. Sens. Lett., 2015)

Toward Estimating Wetland Water Level Changes Based on Hydrological Sensitivity Analysis of PALSAR Backscattering Coefficients over Different Vegetation Fields. - Ting Yuan; Hyongki Lee; Hahn Chul Jung (Remote. Sens., 2015)

Satellite Gravimetric Estimation of Groundwater Storage Variations Over Indus Basin in Pakistan. - Naveed Iqbal; Faisal Hossain; Hyongki Lee; Gulraiz Akhter (IEEE J. Sel. Top. Appl. Earth Obs. Remote. Sens., 2016)

A Phase-Decomposition-Based PSInSAR Processing Method. - Ning Cao 004; Hyongki Lee; Hahn Chul Jung (IEEE Trans. Geosci. Remote. Sens., 2016)

Evaluation of an airborne SAR system for deformation mapping: A case study over the slumgullion landslide. - Ning Cao 004; Hyongki Lee; Evan Zaugg; Ramesh L. Shrestha; William E. Carter; Craig L. Glennie; Guoquan Wang; Zhong Lu; Juan Carlos Fernandez Diaz (IGARSS, 2017)

A convex hull algorithm based fast large-scale two-dimensional phase unwrapping method. - Hanwen Yu; Hyongki Lee (IGARSS, 2017)

Airborne DInSAR Results Using Time-Domain Backprojection Algorithm: A Case Study Over the Slumgullion Landslide in Colorado With Validation Using Spaceborne SAR, Airborne LiDAR, and Ground-Based Observations. - Ning Cao 004; Hyongki Lee; Evan Zaugg; Ramesh L. Shrestha; William E. Carter; Craig L. Glennie; Guoquan Wang; Zhong Lu; Juan Carlos Fernandez Diaz (IEEE J. Sel. Top. Appl. Earth Obs. Remote. Sens., 2017)

Automated Generation of Lakes and Reservoirs Water Elevation Changes From Satellite Radar Altimetry. - Modurodoluwa A. Okeowo; Hyongki Lee; Faisal Hossain; Augusto Getirana (IEEE J. Sel. Top. Appl. Earth Obs. Remote. Sens., 2017)

Recent Glacier Dynamics in the Northern Novaya Zemlya Observed by Multiple Geodetic Techniques. - Zhiyue Sun; Hyongki Lee; Yushin Ahn; Abureli Aierken; Kuo-Hsin Tseng; Modurodoluwa A. Okeowo; C. K. Shum (IEEE J. Sel. Top. Appl. Earth Obs. Remote. Sens., 2017)

Large-Scale L0-Norm and L1-Norm 2-D Phase Unwrapping. - Hanwen Yu; Yang Lan; Junyi Xu; Daoxiang An; Hyongki Lee (IEEE Trans. Geosci. Remote. Sens., 2017)

Evaluating the effects of Vegetation Height and Slope on the Vertical Accuracy of the Tandem-X worlddem rapid city sample tile. - Juan Carlos Fernandez Diaz; Hyongki Lee; Ramesh L. Shrestha (IGARSS, 2018)

A Multibaseline InSAR Phase Unwrapping Method Using Designed Optimal Baselines Obtained by Motion Compensation Algorithm. - Ning Cao 004; Hanwen Yu; Hyongki Lee (IEEE Geosci. Remote. Sens. Lett., 2018)

2-D Phase Unwrapping Using Minimum Infinity-Norm. - Hanwen Yu; Yang Lan; Hyongki Lee; Ning Cao 004 (IEEE Geosci. Remote. Sens. Lett., 2018)

Estimation of Water Level Changes of Large-Scale Amazon Wetlands Using ALOS2 ScanSAR Differential Interferometry. - Ning Cao 004; Hyongki Lee; Hahn Chul Jung; Hanwen Yu (Remote. Sens., 2018)

Estimation of Residual Motion Errors in Airborne SAR Interferometry Based on Time-Domain Backprojection and Multisquint Techniques. - Ning Cao 004; Hyongki Lee; Evan Zaugg; Ramesh L. Shrestha; William E. Carter; Craig L. Glennie; Zhong Lu; Hanwen Yu (IEEE Trans. Geosci. Remote. Sens., 2018)

A Novel Method for Deformation Estimation Based on Multibaseline InSAR Phase Unwrapping. - Hanwen Yu; Hyongki Lee; Ting Yuan; Ning Cao 004 (IEEE Trans. Geosci. Remote. Sens., 2018)

A model-aided satellite-altimetry-based flood forecasting system for the Mekong River. - Chi-Hung Chang; Hyongki Lee; Faisal Hossain; Senaka Basnayake; Susantha Jayasinghe; Farrukh Chishtie; David Saah; Hanwen Yu; Khem Sothea; Duong Du Bui (Environ. Model. Softw., 2019)

AltEx: An open source web application and toolkit for accessing and exploring altimetry datasets. - Kel N. Markert; Sarva T. Pulla; Hyongki Lee; Amanda M. Markert; Eric R. Anderson 002; Modurodoluwa A. Okeowo; Ashutosh S. Limaye (Environ. Model. Softw., 2019)

Monitoring Reservoir Drought Dynamics with Landsat and Radar/Lidar Altimetry Time Series in Persistently Cloudy Eastern Brazil. - Jamon Van Den Hoek; Augusto Getirana; Hahn Chul Jung; Modurodoluwa A. Okeowo; Hyongki Lee (Remote. Sens., 2019)

Daily River Discharge Estimation Using Multi-Mission Radar Altimetry Data and Ensemble Learning Regression in the Lower Mekong River Basin. - Donghwan Kim; Hyongki Lee; Chi-Hung Chang; Duong Du Bui; Susantha Jayasinghe; Senaka Basnayake; Farrukh Chishtie; Euiho Hwang (Remote. Sens., 2019)

Mapping Forested Floodplain Topography Using InSAR and Radar Altimetry. - Ting Yuan; Hyongki Lee; Hanwen Yu; Hahn Chul Jung; Austin Madson; Yongwei Sheng; Edward Beighley (IEEE J. Sel. Top. Appl. Earth Obs. Remote. Sens., 2019)

Optimal Baseline Design for Multibaseline InSAR Phase Unwrapping. - Hanwen Yu; Hyongki Lee; Ning Cao 004; Yang Lan (IEEE Trans. Geosci. Remote. Sens., 2019)

Monitoring River Basin Development and Variation in Water Resources in Transboundary Imjin River in North and South Korea Using Remote Sensing. - Donghwan Kim; Hyongki Lee; Hahn Chul Jung; Euiho Hwang; Faisal Hossain; Matthew Bonnema; Do-Hyuk Kang; Augusto Getirana (Remote. Sens., 2020)

Towards a global Reservoir Assessment Tool for predicting hydrologic impacts and operating patterns of existing and planned reservoirs. - Nishan Kumar Biswas; Faisal Hossain; Matthew Bonnema; Hyongki Lee; Farrukh Chishtie (Environ. Model. Softw., 2021)

Reservoir Assessment Tool 2.0: Stakeholder driven improvements to satellite remote sensing based reservoir monitoring. - Pritam Das; Faisal Hossain; Shahzaib Khan; Nishan Kumar Biswas; Hyongki Lee; Thanapon Piman; Chinaporn Meechaiya; Uttam Ghimire; Kamal Hosen (Environ. Model. Softw., 2022)

Operational forecasting inundation extents using REOF analysis (FIER) over lower Mekong and its potential economic impact on agriculture. - Chi-Hung Chang; Hyongki Lee; Son K. Do; Tien Le Thuy Du; Kel N. Markert; Faisal Hossain; Shahryar Khalique Ahmad; Thanapon Piman; Chinaporn Meechaiya; Duong Du Bui; John D. Bolten; Euiho Hwang; et al. (Environ. Model. Softw., 2023)

Estimating the Impacts of Ungauged Reservoirs Using Publicly Available Streamflow Simulations and Satellite Remote Sensing. - Ngoc Thi Nguyen; Tien Le Thuy Du; Hyunkyu Park 006; Chi-Hung Chang; Sunghwa Choi; Hyosok Chae; E. James Nelson; Faisal Hossain; Donghwan Kim; Hyongki Lee (Remote. Sens., 2023)

ResORR: A globally scalable and satellite data-driven algorithm for river flow regulation due to reservoir operations. - Pritam Das; Faisal Hossain; Sanchit Minocha; Sarath Suresh; George K. Darkwah; Hyongki Lee; Konstantinos Andreadis; Miguel Laverde-Barajas; Perry Oddo (Environ. Model. Softw., 2024)

Forecasting Flood Inundation in U.S. Flood-Prone Regions Through a Data-Driven Approach (FIER): Using VIIRS Water Fractions and the National Water Model. - Amirhossein Rostami; Chi-Hung Chang; Hyongki Lee; Hung-Hsien Wan; Tien Le Thuy Du; Kel N. Markert; Gustavious P. Williams; E. James Nelson; Sanmei Li; William Straka III; Sean Helfrich; Angelica-L. Gutierrez (Remote. Sens., 2024)

Dense Time Series Generation of Surface Water Extents through Optical-SAR Sensor Fusion and Gap Filling. - Kel N. Markert; Gustavious P. Williams; E. James Nelson; Daniel P. Ames; Hyongki Lee; Robert E. Griffin (Remote. Sens., 2024)

An interpretable and scalable model for rapid flood extent forecasting using satellite imagery and machine learning with rotated EOF analysis. - Hung-Hsien Wan; Hyongki Lee; Tien Le Thuy Du; Amirhossein Rostami; Chi-Hung Chang; Kel N. Markert; E. James Nelson; Gustavious P. Williams; Sanmei Li; William Straka; Sean R. Helfrich; Franz J. Meyer (Environ. Model. Softw., 2025)