Multitask Support Vector Regression for Solar and Wind Energy Prediction

Given the impact of renewable sources in the overall energy production, accurate predictions are becoming essential, with machine learning becoming a very important tool in this context. In many situations, the prediction problem can be divided into several tasks, more or less related between them b...

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Main Authors: Carlos Ruiz, Carlos M. Alaíz, José R. Dorronsoro
Format: Article
Language:English
Published: MDPI AG 2020-11-01
Series:Energies
Subjects:
Online Access:https://www.mdpi.com/1996-1073/13/23/6308
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author Carlos Ruiz
Carlos M. Alaíz
José R. Dorronsoro
author_facet Carlos Ruiz
Carlos M. Alaíz
José R. Dorronsoro
author_sort Carlos Ruiz
collection DOAJ
description Given the impact of renewable sources in the overall energy production, accurate predictions are becoming essential, with machine learning becoming a very important tool in this context. In many situations, the prediction problem can be divided into several tasks, more or less related between them but each with its own particularities. Multitask learning (MTL) aims to exploit this structure, training several models at the same time to improve on the results achievable either by a common model or by task-specific models. In this paper, we show how an MTL approach based on support vector regression can be applied to the prediction of photovoltaic and wind energy, problems where tasks can be defined according to different criteria. As shown experimentally with three different datasets, the MTL approach clearly outperforms the results of the common and specific models for photovoltaic energy, and are at the very least quite competitive for wind energy.
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spelling doaj.art-f3c0c40a35494ce8bec1b73c0d341bf72023-11-20T22:54:52ZengMDPI AGEnergies1996-10732020-11-011323630810.3390/en13236308Multitask Support Vector Regression for Solar and Wind Energy PredictionCarlos Ruiz0Carlos M. Alaíz1José R. Dorronsoro2Department of Computer Engineering, Universidad Autónoma de Madrid, 28049 Madrid, SpainDepartment of Computer Engineering, Universidad Autónoma de Madrid, 28049 Madrid, SpainDepartment of Computer Engineering, Universidad Autónoma de Madrid, 28049 Madrid, SpainGiven the impact of renewable sources in the overall energy production, accurate predictions are becoming essential, with machine learning becoming a very important tool in this context. In many situations, the prediction problem can be divided into several tasks, more or less related between them but each with its own particularities. Multitask learning (MTL) aims to exploit this structure, training several models at the same time to improve on the results achievable either by a common model or by task-specific models. In this paper, we show how an MTL approach based on support vector regression can be applied to the prediction of photovoltaic and wind energy, problems where tasks can be defined according to different criteria. As shown experimentally with three different datasets, the MTL approach clearly outperforms the results of the common and specific models for photovoltaic energy, and are at the very least quite competitive for wind energy.https://www.mdpi.com/1996-1073/13/23/6308wind energyphotovoltaic energysupport vector regressionmulti-task learning
spellingShingle Carlos Ruiz
Carlos M. Alaíz
José R. Dorronsoro
Multitask Support Vector Regression for Solar and Wind Energy Prediction
Energies
wind energy
photovoltaic energy
support vector regression
multi-task learning
title Multitask Support Vector Regression for Solar and Wind Energy Prediction
title_full Multitask Support Vector Regression for Solar and Wind Energy Prediction
title_fullStr Multitask Support Vector Regression for Solar and Wind Energy Prediction
title_full_unstemmed Multitask Support Vector Regression for Solar and Wind Energy Prediction
title_short Multitask Support Vector Regression for Solar and Wind Energy Prediction
title_sort multitask support vector regression for solar and wind energy prediction
topic wind energy
photovoltaic energy
support vector regression
multi-task learning
url https://www.mdpi.com/1996-1073/13/23/6308
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