Hyejeong Ryu

• Research Interests  

  • Integrated exploration of mobile robots including exploration strategy and simultaneous localization and mapping (SLAM)

  • Multi-robot exploration for radiation intensity mapping and source localization

  • Computer vision including object detection using salient visual features

  • Google Scholar

• Education

  • Mar. 2006 - Aug. 2014

             Ph.D., Mechanical Engineering, Pohang Univ. of Science and Technology (POSTECH), Korea

       Dissertation: Local Map-based Exploration using Hybrid Search Algorithm for Mobile Robots

       Advisor: Prof. Wan Kyun Chung

• • Mar. 2001 - Feb. 2006

B.S., Mechanical Engineering, POSTECH, Korea

• Experiences

  • Mar. 2021 - to date Associate Professor

      Dept. of Mechatronics Engineering, Kangwon National University, Korea

• • Mar. 2016 - Feb. 2021 Assistant Professor

      Dept. of Mechatronics Engineering, Kangwon National University, Korea

• • Feb. 2015 - Jan. 2016 Research Assistant Professor

School of Information Science, Japan Advanced Institute of Science and Technology (JAIST), Japan

• • Aug. 2014 - Dec. 2014 Post-Doctoral Researcher

Robotics Lab., Mechanical Engineering, Pohang Univ. of Science and Technology (POSTECH), Korea

• Research Projects

  • Mar. 2022 - to date Principal Investigator, Kangwon National University

Topic: Integrated exploration for mobile robots

Project: “Integrated exploration algorithm for indoor mobile robots using deep-learning and hierarchical frontier-graph search” funded by the National Research Foundation of Korea(NRF) grant funded by the Korea government(MSIT), Young Researcher Program (우수신진연구)

• • Dec. 2016 - Nov. 2021 Senior Researcher, Kangwon National University [Joint research with Korea University (PI: Prof.  Nakju Doh)]

Topic: Practical navigation framework using an improved sampling-based global planner and adaptive obstacle avoidance algorithm

Project: “Hybrid Solution of 3D Semantic Map-Smart Phone-Dummy Robot for the Autonomous Navigation in Complex and Dynamic Indoor Spaces” funded by the Industrial Source Technology Development Programs of the Trade, Industry & Energy of Korea

• • Dec. 2010 - Nov. 2013 Research Assistant, POSTECH

Topic: User Detection & Tracking using Laser Scanner & Mono Camera, Topological Localization

Project: “Development of mobile assistant robot and emotional interaction robot for the elderly” funded by the Industrial Source Technology Development Programs of the Trade, Industry & Energy of Korea

• • Jun. 2008 - Feb. 2011 Research Assistant, POSTECH

Topic: Online Implementation of the Iterated Extended Kalman Filter for Odometry Calibration 

Project: “Development of the intelligent navigation for service robots” funded by the Acceleration Research Program of the Ministry of Education, Science and Technology of Korea

• • Mar. 2009 - Apr. 2010 Research Assistant, POSTECH

Topic: Design of 3D Laser Scanning Unit for Extracting 3D Shape of O2 Lance

Project: “O2 lance manipulator system using haptic interface” funded by POSCO

• • Mar. 2006 - Jun. 2008 Research Assistant, POSTECH

Topic: Online Implementation of Hierarchical Simultaneous Localization and Mapping using Visual Plane

Project: “Development of the intelligent navigation for service robots” funded by the National Research Laboratory Program of the Ministry of Education, Science and Technology of Korea

• Contacts

  • Email: hjryu{at}kangwon.ac.kr, roohj{at}postech.ac.kr, hjryuhj{at}gmail.com

  • Office: #302, Eng. Building-6,  Dept. of Mechatronics Engineering Kangwon National University, Korea

  • Tel: +82-33-250-6376