<abstract xmlns="http://www.w3.org/1999/xhtml"><p> A new dynamic programming based parallel algorithm adapted to on-board heterogeneous computers for simulation based trajectory optimization is studied in the context of “high-performance sailing”. The algorithm uses a new discrete space of continuously differentiable functions called the multi-splines as its search space representation. A basic version of the algorithm is presented in detail (pseudo-code, time and space complexity, search space auto-adaptation properties). Possible extensions of the basic algorithm are also described. The presented experimental results show that contemporary heterogeneous on-board computers can be effectively used for solving simulation based trajectory optimization problems. These computers can be considered micro high performance computing (HPC) platforms-they offer high performance while remaining energy and cost efficient. The simulation based approach can potentially give highly accurate results since the mathematical model that the simulator is built upon may be as complex as required. The approach described is applicable to many trajectory optimization problems due to its black-box represented performance measure and use of OpenCL.</p></abstract>

A new dynamic programming based parallel algorithm adapted to on-board heterogeneous computers for simulation based trajectory optimization is studied in the context of “high-performance sailing”. The algorithm uses a new discrete space of continuously differentiable functions called the multi-splines as its search space representation. A basic version of the algorithm is presented in detail (pseudo-code, time and space complexity, search space auto-adaptation properties). Possible extensions of the basic algorithm are also described. The presented experimental results show that contemporary heterogeneous on-board computers can be effectively used for solving simulation based trajectory optimization problems. These computers can be considered micro high performance computing (HPC) platforms-they offer high performance while remaining energy and cost efficient. The simulation based approach can potentially give highly accurate results since the mathematical model that the simulator is built upon may be as complex as required. The approach described is applicable to many trajectory optimization problems due to its black-box represented performance measure and use of OpenCL.

An adaptive multi-spline refinement algorithm in simulation based sailboat trajectory optimization using onboard multi-core computer systems

Department of Computer Science AGH University of Science and Technology, Al. Mickiewicza 30, 30-059 Kraków, Poland

International Journal of Applied Mathematics and Computer Science

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

A new dynamic programming based parallel algorithm adapted to on-board heterogeneous computers for simulation based trajectory optimization is studied in the...

An adaptive multi-spline refinement algorithm in simulation based sailboat trajectory optimization using onboard multi-core computer systems

Published Online: Jul 02, 2016

Page range: 351 - 365

Received: Jun 18, 2015

Accepted: Feb 04, 2016

DOI: https://doi.org/10.1515/amcs-2016-0025

Keywords
dynamic programming, black-box optimization, heterogeneous computing, micro HPC platform, cubic Hermite splines

© by Roman Dębski

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

An adaptive multi-spline refinement algorithm in simulation based sailboat trajectory optimization using onboard multi-core computer systems

Published Online: Jul 02, 2016

Page range: 351 - 365

Received: Jun 18, 2015

Accepted: Feb 04, 2016

DOI: https://doi.org/10.1515/amcs-2016-0025

Keywordsdynamic programming, black-box optimization, heterogeneous computing, micro HPC platform, cubic Hermite splines

© by Roman Dębski

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

Keywords
dynamic programming, black-box optimization, heterogeneous computing, micro HPC platform, cubic Hermite splines