Louis Le Lay

Projects

A curated set of things I’ve built, shipped, or validated on hardware. For a more visual overview, see my portfolio.

SO-ARM RL: Manipulation tasks (WIP)

2025 · Isaac Lab · PPO

End-to-end RL policy to lift a cube on SO-ARM100/101. Domain randomization and deployment helpers.

GitHub Repo

RLIsaac LabDeployment

Kinova Gen3 RL & Sim2Real Toolkit

2025 · Isaac Lab · ROS 2

Modular pipeline enabling end-to-end training in Isaac Lab and deployment on the real Gen3 without a runtime sim dependency. Includes training scripts, pre-trained weights, and ROS 2 nodes to stream joint targets directly to the arm. Validated with INIT Lab (ÉTS Montréal).

Kinova Gen3 Sim2Real demo thumbnail

GitHub Repo

Sim2RealManipulationPPO

Disney BD-X Robot Locomotion Training

2025 · Isaac Lab PR · Biped

Clean locomotion environment for the BD-X biped with a 10-DoF task, curriculum randomization, and reward shaping. Designed for efficient training and easy reproduction; pending upstream integration in Isaac Lab.

BD-X locomotion demo thumbnail

GitHub PR #1775

LocomotionIsaac LabResearch

VR-Based Throwing Accuracy Study

2023 · Unity · HCI

Built a VR environment to study how manipulated visual feedback affects throwing accuracy and skill transfer. The study highlights VR’s potential for improving motor learning and precision.

VR throwing accuracy demo thumbnail

GitHub Repo

VRPerceptionExperiment

Bipedal Wheeled Robot

2023–2024 · ROS 2 · Custom Hardware

Designed an innovative wheeled-biped with a zero-cantilever mechanism for stability. 3D-printed the structure and implemented ROS 2 control and RViz visualization for robust motion in varied environments.

Wheeled biped prototype — printed chassis, ROS2 control
MechatronicsROS2Control

Experimental Equipment for Orthostatic Exercise

2024 · University of Tokyo · MATLAB

Assistive sit-to-stand system using EMG-based intent detection and real-time seat hardening/tilting to reduce quadriceps load. Implemented data capture and analysis; validated with synchronized camera and EMG measurements.

Assistive sit-to-stand system — EMG-based intent detection

GitHub Repo

HRIEMGAssistive Robotics

Semantic Sensor Fusion for Unitree Go1

2024 · ROS/ROS 2 Bridge · Tokyo

Fused Velodyne LiDAR and RealSense D455 data for semantic mapping and person-following. Included calibration (ArUco), point-cloud colorization/interpolation, and YOLO/CLIP hooks — deployed on Jetson Xavier with ARM-Docker fixes.

Poster for Semantic Sensor Fusion — Unitree Go1
Sensor FusionPerceptionSLAM

Lane Detection & Vehicle Tracking

2022 · C++/OpenCV

Edge-based lane extraction (Hough) and real-time multi-object tracking for vehicle counting. Designed to be resilient to changing lighting and weather conditions.

Counting vehicles with lane detection — OpenCV
Computer VisionOpenCV

8-DoF Quadruped Robot

2022 · Arduino · Proto

Low-cost leg module prototype (2-DoF per leg) with a roadmap toward a 12-DoF upgrade and more dynamic gait control.

Quadruped leg prototype demo thumbnail
PrototypeMechatronics

Minimalist C++ 1v1 Game

2021 · 8×8 Grid · From-scratch

Tiny 1v1 game coded entirely in C++ (no engine), supporting keyboard and gamepad. Focused on core game loop, collisions, and rendering in a compact codebase.

Minimalist C++ game demo thumbnail

GitHub Repo

C++Gameplay