deep learning; distribution shifts; marine vessels; neuro-symbolic; power prediction; uncertainty; Cargo vessels; Deep learning; Distribution shift; Marine vessels; Neural-networks; Neuro-symbolic; Physics-based formula; Power; Power predictions; Uncertainty; Computer Networks and Communications; Information Systems; Information Systems and Management; Energy Engineering and Power Technology; Renewable Energy, Sustainability and the Environment; Electrical and Electronic Engineering
Abstract :
[en] This paper proposes a neuro-symbolic approach to predict the power of marine cargo vessels. The neuro-symbolic approach combines two parts. The first is a neural networks part, and the second is a symbolic part that relies on physics-based formulae. The Shifts-power dataset was used for evaluation. The experimental results showed that a combination of a physics-based module (symbolic part) with a neural networks model (namely ensemble Monte Carlo dropout) superseded the state-of-the-art results by 2.3% in terms of uncertainty estimation measured using R-AUC, and by 3.4% in terms of power prediction for out-of-distribution (OOD) examples measured using RMSE. It also superseded the symbolic approach by 6.3% in terms of uncertainty and 17.7% in terms of OOD power prediction.
Disciplines :
Electrical & electronics engineering
Author, co-author :
Hammoudeh, Ahmad Tayseer Ahmad ; Université de Mons - UMONS > Faculté Polytechniqu > Service Information, Signal et Intelligence artificielle
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