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research
I'm driven by elegant solution methods that target high performance, safety
guarantees, data efficiency, and robust generalization: key milestones toward
embodied intelligence.
I explore various theoretical and practical aspects of embodied intelligence, drawing
on my background in robotics, controls, differentiable optimization, and machine
learning.
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open-source
A fast, low-memory model-predictive control solver for microcontrollers.
I co-created and maintain TinyMPC, which runs real-time convex MPC on hardware
as small as a 20 gram Crazyflie drone.
C++PythonJuliaMATLAB
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TD-GRPC: Temporal Difference Learning with Group Relative Policy Constraint for Humanoid Locomotion
Khang Nguyen, An T. Le, Khai Nguyen, Jan Peters, Manfred Huber, Ngo Anh Vien, Minh Nhat Vu
International Conference on Intelligent Robots and Systems (IROS), 2026
Blends temporal-difference learning with a group-relative policy constraint to train stable, sample-efficient humanoid locomotion.
arXiv
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Code Generation and Conic Constraints for Model-Predictive Control on Microcontrollers with Conic-TinyMPC
Ishaan Mahajan*, Khai Nguyen*, Sam Schoedel*, Elakhya Nedumaran, Moises Mata, Brian Plancher, Zachary Manchester
International Conference on Robotics and Automation (ICRA), 2026
Extends TinyMPC with second-order-cone constraints and code generation, bringing conic MPC to microcontrollers.
arXiv /
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code
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Cheap Thrills: Effective Amortized Optimization Using Inexpensive Labels
Khai Nguyen, Petros Ellinas, Anvita Bhagavathula, Priya L. Donti
Preprint, 2026
Trains amortized optimizers with cheap, approximate labels instead of costly optimal solutions, without sacrificing quality.
arXiv
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DEQ-MPC: Deep Equilibrium Model Predictive Control
Swaminathan Gurumurthy, Khai Nguyen, Arun Bishop, Zachary Manchester, Zico Kolter
Conference on Robot Learning (CoRL), 2025
Casts MPC as a deep equilibrium model, jointly solving the control optimization and network inference in one fixed point.
openreview /
project page
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Model Tensor Planning
Thai An Le, Khai Nguyen, Nhat Minh Vu, Joao Carvalho, Jan Peters
Transactions on Machine Learning Research (TMLR), 2025
✨ J2C CertificateJ2C Certificate; presented at ICLR 2026.
A sampling-based planner that exploits tensor structure to generate smooth, diverse trajectories efficiently.
openreview /
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code
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Optimizing at All Scales: Edge (Non)linear Model Predictive Control from MCUs to GPUs
Emre Adabag*, Xuyei Bu*, Khai Nguyen*, Samuel Schoedel*, Anoushka Alavilli, Miloni Atal, William Gerard, Elakhya Nedumaran, Zachary Manchester, Brian Plancher
RSS 2024 Workshop on Frontiers of Optimization for Robotics
✨ Spotlight Talk (~20%)
Benchmarks (non)linear MPC across the compute spectrum, from microcontrollers to GPUs.
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A Robot Learning System for Viewpoint-aware Legible Motion Planning
Khai Nguyen*, Yi-Hung Chiu*, Prakrit Tyagi*, Saurav Kambil*, Inseung Kang
RSS 2024 Workshop on Learning for Assistive Robotics
A learning system that plans legible, viewpoint-aware robot motions so people can read the robot's intent.
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poster
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TinyMPC: Model-Predictive Control on Resource-Constrained Microcontrollers
Khai Nguyen*, Sam Schoedel*, Anoushka Alavilli*, Brian Plancher, Zachary Manchester
International Conference on Robotics and Automation (ICRA), 2024
🏆 Best Paper🏆 Best Paper Award in Automation at ICRA 2024.🏆 Finalist, Best Conference Paper & Best Student Paper, ICRA 2024.🏆 Best Poster Award, CMU MechE Symposium (top 10%).🏆 Runner-up, Best Poster Award, TC on Model-based Optimization for Robotics.
A fast, low-memory ADMM-based MPC solver that runs on resource-constrained microcontrollers, demonstrated on tiny drones.
arXiv /
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Formation Control Scheme with Reinforcement Learning Strategy for a Group of Multiple Surface Vehicles
Khai Nguyen, Van Trong Dang, Dinh Duong Pham, Phuong Nam Dao
International Journal of Robust and Nonlinear Control (IJRNC), 2023
A reinforcement-learning strategy for robust formation control of multiple autonomous surface vehicles.
paper
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Robust Optimal Control for Nonlinear Systems Based on Adaptive Reinforcement Learning
Khai Nguyen
Bachelor's Thesis, Hanoi University of Science and Technology, 2021
Adaptive reinforcement learning for robust optimal control of uncertain nonlinear systems.
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slides
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