LSTM vs. Prophet: Achieving Superior Accuracy in Dynamic Electricity Demand Forecasting

Accurate electricity demand forecasting is critical for improving energy efficiency, maintaining grid stability, reducing operational costs, and promoting sustainability. This study presents a novel hybrid forecasting model that integrates Long Short-Term Memory (LSTM) networks and Prophet models, l...

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Main Author: Saleh Albahli
Format: Article
Language:English
Published: MDPI AG 2025-01-01
Series:Energies
Subjects:
Online Access:https://www.mdpi.com/1996-1073/18/2/278
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author Saleh Albahli
author_facet Saleh Albahli
author_sort Saleh Albahli
collection DOAJ
description Accurate electricity demand forecasting is critical for improving energy efficiency, maintaining grid stability, reducing operational costs, and promoting sustainability. This study presents a novel hybrid forecasting model that integrates Long Short-Term Memory (LSTM) networks and Prophet models, leveraging their complementary strengths through a dynamic weighted ensemble methodology. The LSTM component captures nonlinear dependencies and long-term temporal patterns, while Prophet models seasonal trends and event-driven fluctuations. The hybrid model was evaluated using a comprehensive dataset of hourly electricity consumption from Ontario, Canada, achieving a Root Mean Square Error (RMSE) of 65.34, Mean Absolute Percentage Error (MAPE) of 7.3%, and an R<sup>2</sup> of 0.98. These results demonstrate significant improvements over standalone LSTM, Prophet, and other State-of-the-Art methods, highlighting the hybrid model’s adaptability and superior accuracy. This study underscores the practical implications of the hybrid approach, particularly in energy grid management and resource optimization, setting a new benchmark for time series forecasting in the energy sector.
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spelling doaj-art-965c14087ab94697af58ca78756033bd2025-01-24T13:30:52ZengMDPI AGEnergies1996-10732025-01-0118227810.3390/en18020278LSTM vs. Prophet: Achieving Superior Accuracy in Dynamic Electricity Demand ForecastingSaleh Albahli0Department of Information Technology, College of Computer, Qassim University, Buraydah 51452, Saudi ArabiaAccurate electricity demand forecasting is critical for improving energy efficiency, maintaining grid stability, reducing operational costs, and promoting sustainability. This study presents a novel hybrid forecasting model that integrates Long Short-Term Memory (LSTM) networks and Prophet models, leveraging their complementary strengths through a dynamic weighted ensemble methodology. The LSTM component captures nonlinear dependencies and long-term temporal patterns, while Prophet models seasonal trends and event-driven fluctuations. The hybrid model was evaluated using a comprehensive dataset of hourly electricity consumption from Ontario, Canada, achieving a Root Mean Square Error (RMSE) of 65.34, Mean Absolute Percentage Error (MAPE) of 7.3%, and an R<sup>2</sup> of 0.98. These results demonstrate significant improvements over standalone LSTM, Prophet, and other State-of-the-Art methods, highlighting the hybrid model’s adaptability and superior accuracy. This study underscores the practical implications of the hybrid approach, particularly in energy grid management and resource optimization, setting a new benchmark for time series forecasting in the energy sector.https://www.mdpi.com/1996-1073/18/2/278smart environmentssmart citiesdeep learningforecastingelectricity
spellingShingle Saleh Albahli
LSTM vs. Prophet: Achieving Superior Accuracy in Dynamic Electricity Demand Forecasting
Energies
smart environments
smart cities
deep learning
forecasting
electricity
title LSTM vs. Prophet: Achieving Superior Accuracy in Dynamic Electricity Demand Forecasting
title_full LSTM vs. Prophet: Achieving Superior Accuracy in Dynamic Electricity Demand Forecasting
title_fullStr LSTM vs. Prophet: Achieving Superior Accuracy in Dynamic Electricity Demand Forecasting
title_full_unstemmed LSTM vs. Prophet: Achieving Superior Accuracy in Dynamic Electricity Demand Forecasting
title_short LSTM vs. Prophet: Achieving Superior Accuracy in Dynamic Electricity Demand Forecasting
title_sort lstm vs prophet achieving superior accuracy in dynamic electricity demand forecasting
topic smart environments
smart cities
deep learning
forecasting
electricity
url https://www.mdpi.com/1996-1073/18/2/278
work_keys_str_mv AT salehalbahli lstmvsprophetachievingsuperioraccuracyindynamicelectricitydemandforecasting