LAPSE:2023.21753
Published Article
LAPSE:2023.21753
Energetic Map Data Imputation: A Machine Learning Approach
Tobias Straub, Mandy Nagy, Maxim Sidorov, Leonardo Tonetto, Michael Frey, Frank Gauterin
March 23, 2023
Despite a rapid increase of public interest for electric mobility, several factors still impede Battery Electric Vehicles’ (BEVs) acceptance. These factors include their limited range and inconvenient charging. For mitigating these limitations to users, certain BEV-specific services are required. Therefore, such services provide a reliable range prediction and routing, including charging-stop planning. The basis of these services is a precise and reliable Energy Demand (ED) prediction. For that matter, aggregated fleet-vehicle data combined with map-specific data (e.g., road slope) form an energetic map, which can serve for precise ED predictions. However, data coverage is paramount for these predictions, more specifically regarding gapless energetic maps. This work aims to eliminate the energetic map’s gaps using two Machine Learning (ML) approaches: regression and classification. The proposed ML solution builds upon the synergy between map-information and crowdsourced driving profiles of 4.6 million kilometres of training and test traces. For evaluation, two test-scenarios capture the models’ performance for the analysed problem in two perspectives. First, we evaluate our ML models, followed by the problem-specific energetic evaluation perspective for better interpretability. From the latter, the results indicate energetic map data imputation performs promisingly better when using the regression instead of the classification model.
Keywords
Artificial Intelligence, Big Data, classification, electric mobility, missing data imputation, regression, supervised machine learning
Suggested Citation
Straub T, Nagy M, Sidorov M, Tonetto L, Frey M, Gauterin F. Energetic Map Data Imputation: A Machine Learning Approach. (2023). LAPSE:2023.21753
Author Affiliations
Straub T: Institute of Vehicle System Technology, Karlsruhe Institute of Technology (KIT), 76131 Karlsruhe, Germany [ORCID]
Nagy M: Department of Informatics, Technical University of Munich, 85748 Garching, Germany [ORCID]
Sidorov M: BMW Group, 80788 Munich, Germany
Tonetto L: Department of Informatics, Technical University of Munich, 85748 Garching, Germany
Frey M: Institute of Vehicle System Technology, Karlsruhe Institute of Technology (KIT), 76131 Karlsruhe, Germany [ORCID]
Gauterin F: Institute of Vehicle System Technology, Karlsruhe Institute of Technology (KIT), 76131 Karlsruhe, Germany [ORCID]
Journal Name
Energies
Volume
13
Issue
4
Article Number
E982
Year
2020
Publication Date
2020-02-22
Published Version
ISSN
1996-1073
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PII: en13040982, Publication Type: Journal Article
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LAPSE:2023.21753
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doi:10.3390/en13040982
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Mar 23, 2023
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CC BY 4.0
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