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Jiewen Lai / 賴捷文

I'm a Research Assistant Professor from the Dept of Electronic Engineering, The Chinese University of Hong Kong (CUHK). I'm interested in flexible robots, mechatronics, robot perception, sensorimotor control, virtual environments and simulations, and robot intelligence.

From 2022 to 2023, I was a Postdoctoral Fellow at CUHK working with Prof. Hongliang Ren. I did my PhD at ME@PolyU, where I was advised by Dr. Henry K. Chu and Prof. Li Cheng.

SHB313      3943 4343      jiewen.lai [æ] cuhk.edu.hk

Google Scholar / Bio

News

[May 2024] 🤵 Honored to be invited as a speaker for ICRA workshop: Continuum and Soft Robotics for Medical Applications with Rising Stars on the Stage.
[Mar 2024] 📝 Our paper on Sim2Real-RL soft robotic navigation has been accepted by ARSO 2024 to be held in Hong Kong.
[Jan 2024] ⛩️ Our workshop C4SR+ has been accepted by ICRA 2024. It will be held in Yokohama, Japan, in May 2024.
[Oct 2023] ✍🏻 Honored to serve as an Associate Editor for ICRA 2024 - and I rejected half of the papers...
[Aug 2023] 👨🏻‍🏫 I join the faculty board and the electronic engineering dept at CUHK as a Research Assistant Professor.

Opportunities

(1) Summer Intern (remote): The candidate will work independently on a mini project concerning interactive webpage development (front-end/back-end). Candidates shall know about Robotics and FEM with solid skills in html, javascript, css, etc. [Post on Apr 23, 2024]

(2) Research Assistant (Hong Kong base): The candidate will work on multiple projects with a small team on flexible robots concerning i) sensor-based control, ii) robophysical simulation, iii) teleoperation, or iv) robot modeling. S/he will be expected to work in Hong Kong for at least five months. [Post on Apr 23, 2024]

Prospective students from ME/EE/CS/Control/Robotics/Software or related disciplines are welcome to email me. Research postgraduate students looking for short-term "overseas" training opportunities will be ideal.

Interested candidates are expected to attach the following 3 documents:

  • Detailed CV
  • Publications / Writing samples (i.e., PDFs of your papers)
  • Research portfolio (no more than 3 slides demonstrating whatever you like)

Selected Publications
Gesture-based Steering Framework for Redundant Soft Robots
Jiewen Lai, Bo Lu, Kaicheng Huang, Henry K. Chu*
IEEE/ASME Transactions on Mechatronics (T-MECH), 2024  
pdf video code

tl;dr: A steering framework for redundant soft manipulators using real-time hand motion and gestures.

Sim-to-Real Transfer of Soft Robotic Navigation Strategies That Learns from the Virtual Eye-in-Hand Vision
Jiewen Lai, Tian-Ao Ren, Wenchao Yue, Shijian Su, Jason Chan, Hongliang Ren*
IEEE Transactions on Industrial Informatics (T-II), 2023  
pdf video code sofa archive

tl;dr: Transferring the navigation strategy that a redundant soft robot learns from what it has seen in the SOFA-based virtual world to the real world.

Lightweight Pneumatically Elastic Backbone Structure with Modular Construction and Nonlinear Interaction for Soft Actuators
Yang Yang, Jiewen Lai, Chaochao Xu, Zhiguo He, Pengcheng Jiao, Hongliang Ren*
Soft Robotics (SoRo), 2023
pdf videos

tl;dr: Robotizing any strip-shaped balloons with mechanically programmed 3D-printed shells.

Reconstructing External Force on the Circumferential Body of Continuum Robot With Embedded Proprioceptive Sensors
Qingxiang Zhao, Jiewen Lai, Henry K. Chu*
IEEE Transactions on Industrial Electronics (T-IE), 2022
pdf video

tl;dr: Endowing proprioception to soft robots with embedded eGaIn vein through learning.

Constrained Motion Planning of A Cable-Driven Soft Robot with Compressible Curvature Modeling
Jiewen Lai, Bo Lu, Henry K. Chu*
IEEE Robotics and Automation Letters (RA-L), 2022
pdf video1 video2 code

tl;dr: Tip pose and whole-body motion planning of a 7-DOF soft robot in constrained environments considering the cable-driven-induced length change of its soft body.

Variable-Stiffness Control of A Dual-Segment Soft Robot using Depth Vision
Jiewen Lai, Bo Lu, Henry K. Chu*
IEEE/ASME Transactions on Mechatronics (T-MECH), 2021
pdf video

tl;dr: Controlling the soft robot's 3D motion & stiffness in real time with antagonistic cable actuation strategy based on eye-to-hand depth vision.

Verticalized-Tip Trajectory Tracking of A 3D-Printable Soft Continuum Robot: Enabling Surgical Blood Suction Automation
Jiewen Lai, Kaicheng Huang, Bo Lu, Qingxiang Zhao, Henry K. Chu*
IEEE/ASME Transactions on Mechatronics (T-MECH), 2021
pdf video

tl;dr: Configuration constraints on a redundant soft robot, with rapid IK, solved through point cloud projection and image-based liquid suction planning.

Toward Vision-based Adaptive Configuring of A Bidirectional Two-Segment Soft Continuum Manipulator
Jiewen Lai, Kaicheng Huang, Bo Lu, and Henry K. Chu*
IEEE/ASME International Conference on Advanced Intelligent Mechatronics (AIM), 2020
pdf video

tl;dr: Steering and servoing a two-segment soft robot's 2D pose with eye-to-hand vision in real-time - regardless of the static payload.

A Learning-based Inverse Kinematics Solver for a Multi-Segment Continuum Robot in Robot-Independent Mapping
Jiewen Lai, Kaicheng Huang, and Henry K. Chu*
IEEE International Conference on Robotics and Biomimetics (ROBIO), 2019
pdf code best paper finalist award

tl;dr: Utilizing a lightweight MLP model to learn a redundant soft robot's IK through its simplified DH model.

Professional Memberships

Member, IEEE Robotics and Automation Society (RAS)
Member, IEEE Industrial Electronics Society (IES)
Member, Chinese Association of Automation (CAA)

Professional Services

Co-Chair, ICRA 2024 Workshop on C4SR+: Continuum, Compliant, Cooperative, Cognitive Surgical Robotic Systems in the Embodied AI Era
Associate Editor (AE), ICRA 2024
Guest Editor, Actuators
Frequent Reviewer, IEEE/ASME Transactions on Mechatronics
Frequent Reviewer, IEEE Robotics and Automation Letters
Reviewer, IEEE Transactions on Industrial Informatics, Nonlinear Dynamics
Reviewer for conferences, ICRA, IROS, AIM, ROBIO, CASE, RoboSoft, RCAR, ARM, ICAR

Teaching

ELEG4701 Intelligent Interactive Robot Practice (24'Spring, 24'Fall)
Lecture 6 Lecture 9 Lecture 10
ELEG4998 Final Year Project I
ELEG4999 Final Year Project II

Some Links

Medical Mechatronics Lab, CUHK
Advanced Robotics and Controls Lab, UCSD
Hong Kong PhD Fellowship Summer Workshop, Faculty of Engineering, CUHK
Robotics: Modelling, Planning and Control, Bruno Siciliano et al., Springer's Online Textbook

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