no code implementations • 7 Nov 2023 • Direnc Pekaslan, Jose Maria Alonso-Moral, Kasun Bandara, Christoph Bergmeir, Juan Bernabe-Moreno, Robert Eigenmann, Nils Einecke, Selvi Ergen, Rakshitha Godahewa, Hansika Hewamalage, Jesus Lago, Steffen Limmer, Sven Rebhan, Boris Rabinovich, Dilini Rajapasksha, Heda Song, Christian Wagner, Wenlong Wu, Luis Magdalena, Isaac Triguero
These competitions focus on accurate energy consumption forecasting and the importance of interpretability in understanding the underlying factors.
no code implementations • 2 Nov 2023 • Xueying Long, Quang Bui, Grady Oktavian, Daniel F. Schmidt, Christoph Bergmeir, Rakshitha Godahewa, Seong Per Lee, Kaifeng Zhao, Paul Condylis
We are able to show the differences in characteristics of the e-commerce and brick-and-mortar retail datasets.
no code implementations • 26 Oct 2023 • Rakshitha Godahewa, Christoph Bergmeir, Zeynep Erkin Baz, Chengjun Zhu, Zhangdi Song, Salvador García, Dario Benavides
To fill this gap, we propose a simple linear-interpolation-based approach that is applicable to stabilise the forecasts provided by any base model vertically and horizontally.
1 code implementation • 4 Apr 2023 • Ziyi Liu, Rakshitha Godahewa, Kasun Bandara, Christoph Bergmeir
Handling concept drift in forecasting is essential for many ML methods in use nowadays, however, the prior work only proposes methods to handle concept drift in the classification domain.
no code implementations • 21 Dec 2022 • Christoph Bergmeir, Frits de Nijs, Abishek Sriramulu, Mahdi Abolghasemi, Richard Bean, John Betts, Quang Bui, Nam Trong Dinh, Nils Einecke, Rasul Esmaeilbeigi, Scott Ferraro, Priya Galketiya, Evgenii Genov, Robert Glasgow, Rakshitha Godahewa, Yanfei Kang, Steffen Limmer, Luis Magdalena, Pablo Montero-Manso, Daniel Peralta, Yogesh Pipada Sunil Kumar, Alejandro Rosales-Pérez, Julian Ruddick, Akylas Stratigakos, Peter Stuckey, Guido Tack, Isaac Triguero, Rui Yuan
As both forecasting and optimization are difficult problems in their own right, relatively few research has been done in this area.
1 code implementation • 16 Nov 2022 • Rakshitha Godahewa, Geoffrey I. Webb, Daniel Schmidt, Christoph Bergmeir
On the other hand, in the forecasting community, general-purpose tree-based regression algorithms (forests, gradient-boosting) have become popular recently due to their ease of use and accuracy.
1 code implementation • 14 May 2021 • Rakshitha Godahewa, Christoph Bergmeir, Geoffrey I. Webb, Rob J. Hyndman, Pablo Montero-Manso
Many businesses and industries nowadays rely on large quantities of time series data making time series forecasting an important research area.
1 code implementation • 30 Dec 2020 • Rakshitha Godahewa, Kasun Bandara, Geoffrey I. Webb, Slawek Smyl, Christoph Bergmeir
With large quantities of data typically available nowadays, forecasting models that are trained across sets of time series, known as Global Forecasting Models (GFM), are regularly outperforming traditional univariate forecasting models that work on isolated series.
1 code implementation • 16 Oct 2020 • Rakshitha Godahewa, Christoph Bergmeir, Geoffrey I. Webb, Pablo Montero-Manso
Many businesses and industries require accurate forecasts for weekly time series nowadays.
1 code implementation • 27 Jun 2020 • Rakshitha Godahewa, Trevor Yann, Christoph Bergmeir, Francois Petitjean
This paper explores how to best handle seasonal drift in the specific context of news article categorization (or classification/tagging), where seasonal drift is overwhelmingly the main type of drift present in the data, and for which the data are high-dimensional.
no code implementations • 27 Jun 2020 • Rakshitha Godahewa, Chang Deng, Arnaud Prouzeau, Christoph Bergmeir
In building management, usually static thermal setpoints are used to maintain the inside temperature of a building at a comfortable level irrespective of its occupancy.