Development of a High Precision Displacement Measurement System by Fusing a Low Cost RTK-GPS Sensor and a Force Feedback Accelerometer for Infrastructure Monitoring. - Gunhee Koo; Kiyoung Kim; Jun Yeon Chung; Jaemook Choi; Nam-Yeol Kwon; Doo-Young Kang; Hoon Sohn (Sensors, 2017)

Analytic Plane Covariances Construction for Precise Planarity-based Extrinsic Calibration of Camera and LiDAR. - Gunhee Koo; Jaehyeon Kang; Bumchul Jang; Nakju Lett Doh (ICRA, 2020)

A Two-Step Optimization for Extrinsic Calibration of Multiple Camera System (MCS) Using Depth-Weighted Normalized Points. - Gunhee Koo; Woonhyung Jung; Nakju Lett Doh (IEEE Robotics Autom. Lett., 2021)

Precise Camera-LiDAR Extrinsic Calibration Based on a Weighting Strategy Using Analytic Plane Covariances. - Gunhee Koo; Jaehyeon Kang; Bumchul Jang; Nakju Lett Doh (IEEE Trans. Instrum. Meas., 2022)

Visual Localization in Repetitive and Symmetric Indoor Parking Lots using 3D Key Text Graph. - Joohyung Kim; Gunhee Koo; Heewon Park; Nakju Lett Doh (ICRA, 2024)