Preprint Article Version 1 Preserved in Portico This version is not peer-reviewed

Time Series Forecasting with Missing Values Using Multiple Models: An Application to Wind Energy Systems

Version 1 : Received: 27 February 2024 / Approved: 27 February 2024 / Online: 28 February 2024 (11:27:50 CET)

How to cite: Li, X. Time Series Forecasting with Missing Values Using Multiple Models: An Application to Wind Energy Systems. Preprints 2024, 2024021547. https://doi.org/10.20944/preprints202402.1547.v1 Li, X. Time Series Forecasting with Missing Values Using Multiple Models: An Application to Wind Energy Systems. Preprints 2024, 2024021547. https://doi.org/10.20944/preprints202402.1547.v1

Abstract

When dealing with limited sample sizes or missing values in time series data, achieving high accuracy in forecasting becomes challenging. This challenge is particularly common in wind energy forecasting, where many wind farms lack complete data. In this paper, we employ the widely-used ARIMA (Autoregressive Integrated Moving Average) model for time series forecasting. To address the difficulties posed by limited sample sizes and missing values, we adopt a unique approach by utilizing multiple ARIMA models for different datasets. A key distinction from other multiple models methods for time series forecasting lies in each model within our approach using its own dataset, making the fusion process more intricate. To overcome this, we incorporate neural networks and two techniques for model fusion: direct fusion with a learning mechanism and compensation for missing data through training. For each ARIMA model, we introduce a noise estimation method to circumvent the white noise assumptions inherent in ARIMA models. Finally, we apply these methods to wind energy prediction, and our experimental results showcase a significant enhancement in forecasting accuracy.

Keywords

time series forecasting; ARIMA; neural networks; transfer learning; wind energy systems

Subject

Computer Science and Mathematics, Artificial Intelligence and Machine Learning

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