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Ngoc Thinh Nguyen

3 accepted papers

2024

Motion planning for 4WS vehicle with autonomous selection of steering modes via an MIQP-MPC controller

ICRA 2024poster

Navigation in agricultural fields imposes various constraints on manoeuvrability, which can be tackled by using four-wheel steering (4WS) vehicles which are capable of switching between multiple steering mechanisms with distinct kinematic properties. For example, parallel positive steering (PPS) wit…

Cited by 2SourceScholar
2023

Navigation with polytopes and B-spline path planner

ICRA 2023poster

This paper firstly presents our optimal path planning algorithm within a 2\mathrm{D}2\mathrm{D} non-convex, polytopic region defined as a sequence of connected convex polytopes. The path is a B-spline curve but being parametrized with its equivalent Bézier representation. By doing this, the local co…

Cited by 7SourceScholar
2021

B-spline path planner for safe navigation of mobile robots

IROS 2021poster

We propose a 2D path planning algorithm in a non-convex workspace defined as a sequence of connected convex polytopes. The reference path is parameterized as a B-spline curve, which is guaranteed to entirely remain within the workspace by exploiting the local convexity property and by formulating li…

Cited by 24SourceScholar