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Eungchang Mason Lee

Ph.D. student in KAIST, South Korea (a.k.a 용산동쌍가락지)

  eungchang_mason@kaist.ac.kr


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★Business and Freelancing★ (Click to move)

Publications: papers, patents, SW

International Journal Papers

†: Co-first authors

  1. Hyungtae Lim, Beomsoo Kim, Daebeom Kim, Eungchang Mason Lee, and Hyung Myung, “Quatro++: Robust global registration exploiting ground segmentation for loop closing in LiDAR SLAM,” International Journal of Robotics Research (IJRR), 2023. Website
  2. I Made Aswin Nahrendra, Christian Tirtawardhana, Byeongho Yu, Eungchang Mason Lee, and Hyun Myung, “Retro-RL: Reinforcing Nominal Controller with Deep Reinforcement Learning for Tilting-Rotor Drones,” IEEE Robotics and Automation Letters (RA-L) with IROS, 2022. Video
  3. Minho Oh, Euigon Jung, Hyungtae Lim, Wonho Song, Sumin Hu, Eungchang Mason Lee, Junghee Park, Jaekyung Kim, Jangwoo Lee, and Hyun Myung, “TRAVEL: Traversable Ground and Above-Ground Object Segmentation Using Graph Representation of 3D LiDAR Scans,” IEEE Robotics and Automation Letters (RA-L) with IROS, 2022. 2022 RA-L Best Paper Awarded, Video
  4. Yeeun Kim, Byeongho Yu, Eungchang Mason Lee, Jun-ha Kim, Hae-won Park, and Hyun Myung, “STEP: State estimator for legged robots using a preintegrated foot velocity factor,” IEEE Robotics and Automation Letters (RA-L) with ICRA, 2022. Video
  5. Jinwoo Jeon, Sungwook Jung, Eungchang Mason Lee, Duckyu Choi, and Hyun Myung, “Run Your Visual-Inertial Odometry on NVIDIA Jetson: Benchmark Tests on a Micro Aerial Vehicle,” IEEE Robotics and Automation Letters (RA-L) with ICRA, 2021. Video

International Conference

†: Co-first authors

  1. Dong-Uk Seo, Hyungtae Lim, Eungchang Mason Lee, Hyunjun Lim, and Hyun Myung, “Enhancing Robustness of Line Tracking Through Semi-Dense Epipolar Search in Line-based SLAM,” in Proc. IEEE/RSJ International Conference on Intelligent Robots and Systems (IROS), 2023.
  2. Eungchang Mason Lee, Donghyeon Youn, and Hyun Myung, “THE-Planner: Topological and Hierarchical Exploration Path Planner for Fast 3D Mapping of Outdoor Structures with UAVs,” in Proc. IEEE International Conference on Ubiquitous Robots (UR), 2023.
  3. Junho Choi, Myeongwoo Jeong, Eungchang Mason Lee, Duckyu Choi, and Hyun Myung, “NLOS-Avoiding and Obstacle-Adaptive Formation Control by Sharing Obstacle Information of a Leader UAV in Multi-UAV System,” in Proc. IEEE International Conference on Ubiquitous Robots (UR), 2023.
  4. Junho Choi, Eungchang Mason Lee, Myeongwoo Jeong, Duckyu Choi, and Hyun Myung, “Range-only Relative Position Estimation for Multi-UAV,” in Proc. IEEE International Conference on Control, Automation and Systems (ICCAS), 2022.
  5. Eungchang Mason Lee, et al., “CEO‑MLCPP: Control‑Efficient and Obstacle‑Aware Multi‑Layer Coverage Path Planner for 3D Reconstruction with UAVs,” in Proc. International Conference on Robot Intelligence Technology and Applications (RiTA), 2022.
  6. Dongkyu Lee, Eungchang Mason Lee, Hyungtae Lim, Seungwon Song, and Hyun Myung, “FARO‑Tracker: Fast and Robust Target Tracking System for UAVs in Urban Environment,” in Proc. International Conference on Robot Intelligence Technology and Applications (RiTA), 2022.
  7. Dongkyu Lee, Eungchang Mason Lee, Duckyu Choi, Junho Choi, Christian Tirtawardhana, and Hyun Myung, “M-BRIC: Design of Mass-driven Bi-Rotor with RL-based Intelligent Controller,” in Proc. IEEE International Conference on Ubiquitous Robots (UR), 2022.
  8. Eungchang Mason Lee, Jinwoo Jeon, and Hyun Myung, “TROT-Q: Traversability and Obstacle Aware Target Tracking System for Quadruped Robots,” in Proc. Asian Control Conference (ASCC), 2022. Video
  9. Seunghyun Lee, Sumin Chang, Eungchang Mason Lee, Junho Choi, Jinwoo Jeon, Seoktae Kim, and Hyun Myung, “TPL: Trajectory Planner for Target Tracking in Low-Light Environments,” in Proc. International Conference on Robot Intelligence Technology and Applications (RiTA), 2021.
  10. Sungjae Shin, Eungchang Mason Lee, Junho Choi, and Hyun Myung, “MIR-VIO: Mutual Information Residual-based Visual Inertial Odometry with UWB Fusion for Robust Localization,” in Proc. IEEE International Conference on Control, Automation and Systems (ICCAS), 2021. Best Poster Paper Awarded
  11. ChanYoung Kim†, Eungchang Mason Lee†, Junho Choi, JinWoo Jeon, SeokTae Kim, and Hyun Myung, “ROLAND: Robust Landing of UAV on Moving Platform using Object Detection and UWB based Extended Kalman Filter,” in Proc. IEEE International Conference on Control, Automation and Systems (ICCAS), 2021. Video
  12. Eungchang Mason Lee, DongUk Seo, JinWoo Jeon, and Hyun Myung, “QR-SCAN: Traversable Region Scan for Quadruped Robot Exploration using Lightweight Precomputed Trajectory,” in Proc. IEEE International Conference on Control, Automation and Systems (ICCAS), 2021. Video
  13. Junho Choi, Eungchang Mason Lee, Sungjae Shin, and Hyun Myung, “Solving Geometric Constraints for Relative Position Estimation using UWB Sensors in Multi-Robot System,” in Proc. World Congress on Advances in Nano, Bio, Robotics and Energy (ANBRE21), 2021.
  14. Eungchang Mason Lee, Junho Choi, Hyungtae Lim, and Hyun Myung, “REAL: Rapid Exploration with Active Loop-Closing toward Large-Scale 3D Mapping using UAVs,” in Proc. IEEE/RSJ International Conference on Intelligent Robots and Systems (IROS), 2021. [Acceptance rate: 45%], Video
  15. Duckyu Choi, Eungchang Mason Lee, Hyun Myung, “Online 3D Coverage Path Planning Using Surface Vector,” in Proc. IEEE International Conference on Ubiquitous Robots (UR), 2021.
  16. Eungchang Mason Lee, Duckyu Choi, and Hyun Myung, “Peacock Exploration: A Lightweight Exploration for UAV using Control-Efficient Trajectory,” in Proc. International Conference on Robot Intelligence Technology and Applications (RiTA), 2020. Best paper Awarded, Video
  17. Eungchang Mason Lee and Hyun Myung, “Analysis on the performance of VIO according to Trajectory Planning of UAV,” in Proc. IEEE International Conference on Control, Automation and Systems (ICCAS), 2020.
  18. Eungchang Mason Lee, Inhwan Wee, Taeyeon Kim, and David Hyunchul Shim, “Comparison of Visual Inertial Odometry using FlightGoggles Simulator for UAV,” in Proc. IEEE International Conference on Control, Automation and Systems (ICCAS), 2019. Video
  19. Yongsik Jin, Seungyong Han, Eungchang Mason Lee, SangMoon Lee, Chrino Shin, and Jongpil Yun, “Development of Autonomous Driving Systems Using State Estimator with Multi-rate Sampled-data,” in Proc. IEEE International Conference on Consumer Electronics (ICCE), 2019. Las Vegas, USA.

Domestic Conference

South Korea

  1. Eungchang Mason Lee, I Made Aswin Nahrendra, Junho Choi, Seunghyun Lee, and Hyun Myung, “Autonomous Flying Drone for Unmanned Reconnaissance in Battlefield Situations,” Korea Robotics Society Annual Conference (KRoC) RED Show, 2023. Best work Awarded , article1, article2
  2. Eungchang Mason Lee and Hyun Myung, “Two‑Stage Optimization‑Based Energy‑Efficient Coverage Path Planner for 3D Reconstruction,” in Proc. Korea Robotics Society Annual Conference (KRoC), 2023.
  3. Eungchang Mason Lee, Dongkyu Lee, Hyungtae Lim, Seungwon Song, and Hyun Myung, “Non-uniform motion target tracking system for UAVs,” in Proc. Korea Robotics Society Annual Conference (KRoC), 2022. Video
  4. SungWook Jung, Junho Choi, Eungchang Mason Lee, Duckyu Choi, and Hyun Myung, “Multi-sensor based 3D Mapping for Autonomous Bridge Inspection Using Unmanned Aerial Vehicle,” in Proc. Korea Institute of Structural Maintenance and Inspection 2020 Fall Conference (KSMI), 2020.
  5. Eungchang Mason Lee, HyunJun Lim, JaeKyung Bae, …, and Hyun Myung, “Development of a 3D Mapping System including Object Position for UAV with a RGB-D camerain an Unknown and GNSS-denied Environment,” in Proc. Institute of Embedded Engineering of Korea 2020 Fall Conference (IEMEK), 2020. Best paper Awarded , Video
  6. Eungchang Mason Lee, InHwan Wee, TaeYeon Kim, SangKeun Moon, and David Hyunchul Shim, “Analysis on Visual-Inertial State Estimation(VINS-Mono) for Drone using FlightGoggles Simulator,” in Proc. The Korean Society for Aeronautical and Space Sciences 2019 Spring Conference (KSAS), 2019.
  7. InHwan Wee, Eungchang Mason Lee, TaeYeon Kim, and David Hyunchul Shim, “Dynamic Model Analysis of Flight Goggles Simulator and Autonomous Flight using Moving Virtual Target,” in Proc. The Korean Society for Aeronautical and Space Sciences 2019 Spring Conference (KSAS), 2019.
  8. TaeYeon Kim, InHwan Wee, Eungchang Mason Lee, and David Hyunchul Shim, “Vision based Gate Detection Algorithm for Autonomous Drone Racing,” in Proc. The Korean Society for Aeronautical and Space Sciences 2019 Spring Conference (KSAS), 2019.
  9. Wangyu Kim, Eungchang Mason Lee, Wonju Eom, Seungyong Han, Yongsik Jin, SangMoon Lee, “Sampled-data control for visual servoing of 6 DOF system using TP model transformation,” in Proc. IEMEK Symposium on Embedded Technology (ISET), 2018.
  10. Eungchang Mason Lee, Seungyong Han, Yongsik Jin, Woosang Shin, Jongpil Yun, SangMoon Lee, “Image based visual servoing for tracking control of a mobile robot,” in Proc. IEMEK Symposium on Embedded Technology (ISET), 2018.

Applied Patents

  1. Eungchang Lee, Seungwon Song, Nahrendra I Made Aswin, Junho Choi, Duckyu Choi, Seunghyun Lee, and Hyung Myung, “Drone Unit for Unmanned Exploration and Reconnaissance, Autonomous Flight System and The Method Thereof (무인 탐사 및 정찰을 위한 드론 유닛과, 드론 유닛의 자율 비행 시스템 및 그 방법),” Application Number: 10-2023-0099161, Korea, 2023.07.28.
  2. Minho Oh, Wonho Song, Hyungtae Lim, Eungchang Lee, Euigon Jung, Sumin Hu, Jung-Hee Park, Chae Hyun Lee, Jae Kyung Kim, and Hyun Myung, “Method and Apparatus for Recognizing a Moving Environment Based on Sensor Data (센서 데이터 기반의 이동 환경 인식 방법 및 그를 위한 장치),” Application Number: 10-2023-0075575, Korea, 2023.06.13.
  3. Nahrendra I Made Aswin, Byeongho Yu, Tirtawardhana Christian, Eungchang Lee, and Hyun Myung, “METHOD AND APPARATUS FOR CONTROL OF DRONE PERFORMING NOMINAL CONTROL REINFORCEMENT BASED ON DEEP REINFORCEMENT LEARNING (심층 강화학습 기반의 공칭 제어 보강을 수행하는 드론 제어 방법 및 그 장치),” Application Number: 10-2023-0054096, Korea, 2023.04.25.
  4. Sungjae Shin, Kwangyik Jung, Eungchang Lee, Junho Choi, and Hyun Myung, “Tightly Coupled UWB-Visual-Inertial Odometry for Robust Localization (이동 로봇 및 이의 위치 추정 방법),” Application Number: 10-2021-0154973, Korea, 2021.11.11.

Registered SW

  1. Sungjae Shin, Sungwon Hwang, Eungchang Lee, Junho Choi, Kwangyik Jung, and Hyung Myung, “Multi-robot relative pose estimation algorithm using polar histogram matching (폴라 히스토그램 매칭을 이용한 다중 로봇 상대 자세 추정 알고리즘),” Registration Number: C-2021-043064, Korea, 2021.05.19.