Search Results - "Frego, Marco"
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Non-Orthogonal Serret–Frenet Parametrization Applied to Path Following of B-Spline Curves by a Mobile Manipulator
Published in Robotics (Basel) (01-09-2024)“…A tool for path following for a mobile manipulator is herein presented. The control algorithm is obtained by projecting a local frame associated with the robot…”
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Volume-Preserving Shear Transformation of an Elliptical Slant Cone to a Right Cone
Published in Axioms (01-04-2024)“…One nappe of a right circular cone, cut by a transverse plane, splits the cone into an infinite frustum and a cone with an elliptical section of finite volume…”
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A Non-Smooth Numerical Optimization Approach to the Three-Point Dubins Problem (3PDP)
Published in Algorithms (01-08-2024)“…This paper introduces a novel non-smooth numerical optimization approach for solving the Three-Point Dubins Problem (3PDP). The 3PDP requires determining the…”
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Model Predictive Control-Based Reinforcement Learning Using Expected Sarsa
Published in IEEE access (2022)“…Recent studies have shown the potential of Reinforcement Learning (RL) algorithms in tuning the parameters of Model Predictive Controllers (MPC), including the…”
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Closed form parametrisation of 3D clothoids by arclength with both linear varying curvature and torsion
Published in Applied mathematics and computation (15-05-2022)“…The extension from the planar case to three dimensions of the clothoid curve (Euler spiral) is herein presented, that is, a curve parametrised by arc length,…”
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Interpolating clothoid splines with curvature continuity
Published in Mathematical methods in the applied sciences (15-03-2018)“…An efficient algorithm for the computation of a C2 interpolating clothoid spline is herein presented. The spline is obtained following an optimisation process,…”
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Semianalytical minimum‐time solution for the optimal control of a vehicle subject to limited acceleration
Published in Optimal control applications & methods (01-03-2018)“…Summary A semianalytic solution of the minimum‐time optimal control problem of a carlike vehicle is herein presented. The vehicle is subject to the effect of…”
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Semi-analytical minimum time solutions with velocity constraints for trajectory following of vehicles
Published in Automatica (Oxford) (01-12-2017)“…We consider the problem of finding an optimal manoeuvre that moves a car-like vehicle between two configurations in minimum time. We propose a two phase…”
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A Note on Robust Biarc Computation
Published in Computer-aided design and applications (21-01-2019)Get full text
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A Markovian model for the spread of the SARS-CoV-2 virus
Published in Automatica (Oxford) (01-05-2023)“…We propose a Markovian stochastic approach to model the spread of a SARS-CoV-2-like infection within a closed group of humans. The model takes the form of a…”
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Point data reconstruction and smoothing using cubic splines and clusterization
Published in Mathematics and computers in simulation (01-10-2020)“…An algorithm to smooth a sequence of noisy data in Rd with cubic polynomials is herein presented. The data points are assumed to be sequentially ordered, with…”
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A new Markov–Dubins hybrid solver with learned decision trees
Published in Engineering applications of artificial intelligence (01-06-2023)“…In this paper, the applicability of machine learning models and techniques to the Markov–Dubins path planning problem have been explored. Machine learning…”
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Efficient intersection between splines of clothoids
Published in Mathematics and computers in simulation (01-10-2020)“…A technique for the intersection of two splines of clothoid curves is herein presented. The study is motivated by the motion planning problem for a…”
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Activity Planning for Assistive Robots Using Chance-Constrained Stochastic Programming
Published in IEEE transactions on industrial informatics (01-06-2021)“…In this article, we present a framework for planning an activity to be executed with the support of a robotic navigation assistant. The two main components are…”
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Interpolating Splines of Biarcs from a Sequence of Planar Points
Published in Computer-aided design and applications (22-05-2020)Get full text
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Reactive Planning for Assistive Robots
Published in IEEE robotics and automation letters (01-04-2018)“…We consider a vehicle consisting of a robotic walking assistant pushed by a user. The robot can guide the person along a path and suggest a velocity by various…”
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G1 fitting with clothoids
Published in Mathematical methods in the applied sciences (30-03-2015)“…A new algorithm for the solution to the problem of Hermite G1 interpolation with a clothoid curve is herein proposed, that is, a clothoid that interpolates two…”
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G 1 fitting with clothoids
Published in Mathematical methods in the applied sciences (30-03-2015)“…Abstract A new algorithm for the solution to the problem of Hermite G 1 interpolation with a clothoid curve is herein proposed, that is, a clothoid that…”
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G super(1) fitting with clothoids
Published in Mathematical methods in the applied sciences (01-03-2015)“…A new algorithm for the solution to the problem of Hermite G super(1) interpolation with a clothoid curve is herein proposed, that is, a clothoid that…”
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An Iterative Dynamic Programming Approach to the Multipoint Markov-Dubins Problem
Published in IEEE robotics and automation letters (01-04-2020)“…A new solution to the multipoint Markov-Dubins problem via iterative dynamic programming is herein presented. The shortest path problem connecting a sequence…”
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