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Concept drift, i.e., the change of the data generating distribution, can render machine learning models inaccurate. Several works address the phenomenon of concept drift in the streaming context usually assuming that consecutive data points…

Machine Learning · Computer Science 2023-12-19 Fabian Hinder , Valerie Vaquet , Barbara Hammer

Supervised learning models are one of the most fundamental classes of models. Viewing supervised learning from a probabilistic perspective, the set of training data to which the model is fitted is usually assumed to follow a stationary…

Machine Learning · Statistics 2022-09-14 Kungang Zhang , Anh T. Bui , Daniel W. Apley

In real-world applications, input data distributions are rarely static over a period of time, a phenomenon known as concept drift. Such concept drifts degrade the model's prediction performance, and therefore we require methods to overcome…

Machine Learning · Computer Science 2024-07-10 Christofer Fellicious , Sahib Julka , Lorenz Wendlinger , Michael Granitzer

As machine learning models increasingly replace traditional business logic in the production system, their lifecycle management is becoming a significant concern. Once deployed into production, the machine learning models are constantly…

Machine Learning · Computer Science 2022-11-24 Lorena Poenaru-Olaru , Luis Cruz , Arie van Deursen , Jan S. Rellermeyer

World models that forecast environmental changes from actions are vital for autonomous driving models with strong generalization. The prevailing driving world model mainly build on video prediction model. Although these models can produce…

Computer Vision and Pattern Recognition · Computer Science 2025-02-18 Jingcheng Ni , Yuxin Guo , Yichen Liu , Rui Chen , Lewei Lu , Zehuan Wu

In applied machine learning, concept drift, which is either gradual or abrupt changes in data distribution, can significantly reduce model performance. Typical detection methods,such as statistical tests or reconstruction-based models,are…

Machine Learning · Computer Science 2025-08-12 N Harshit , K Mounvik

A key aspect of automating predictive machine learning entails the capability of properly triggering the update of the trained model. To this aim, suitable automatic solutions to self-assess the prediction quality and the data distribution…

Machine Learning · Computer Science 2019-07-19 Tania Cerquitelli , Stefano Proto , Francesco Ventura , Daniele Apiletti , Elena Baralis

Concept drift has potential in smart grid analysis because the socio-economic behaviour of consumers is not governed by the laws of physics. Likewise there are also applications in wind power forecasting. In this paper we present decision…

Artificial Intelligence · Computer Science 2016-02-16 A. Zhukov , D. Sidorov , A. Foley

Accurate electrical load forecasting is crucial for optimizing power system operations, planning, and management. As power systems become increasingly complex, traditional forecasting methods may fail to capture the intricate patterns and…

Systems and Control · Electrical Eng. & Systems 2024-11-26 Elias Raffoul , Mingjian Tuo , Cunzhi Zhao , Tianxia Zhao , Meng Ling , Xingpeng Li

In an era defined by rapid data evolution, traditional Machine Learning (ML) models often struggle to adapt to dynamic environments. Evolving Machine Learning (EML) has emerged as a pivotal paradigm, enabling continuous learning and…

Weather forecasting remains a crucial yet challenging domain, where recently developed models based on deep learning (DL) have approached the performance of traditional numerical weather prediction (NWP) models. However, these DL models,…

Atmospheric and Oceanic Physics · Physics 2024-02-13 Zhanxiang Hua , Yutong He , Chengqian Ma , Alexandra Anderson-Frey

In recent years, generative pre-trained paradigms such as Large Language Models (LLMs) and Large Vision Models (LVMs) have achieved revolutionary advancements and widespread real-world applications. Particularly, the emergence of…

Computational Engineering, Finance, and Science · Computer Science 2024-06-05 Jiarui Yang , Tao Dai , Naiqi Li , Junxi Wu , Peiyuan Liu , Jinmin Li , Jigang Bao , Haigang Zhang , Shutao Xia

Maintaining the predictive performance of pricing models is challenging when insurance portfolios and data-generating mechanisms evolve over time. Focusing on non-life insurance, we adopt the concept-drift terminology from machine learning…

Machine Learning · Statistics 2025-12-09 Alexej Brauer , Paul Menzel , Mario V. Wüthrich

Concept drift detection has attracted considerable attention due to its importance in many real-world applications such as health monitoring and fault diagnosis. Conventionally, most advanced approaches will be of poor performance when the…

Machine Learning · Computer Science 2023-03-31 Songqiao Hu , Zeyi Liu , Xiao He

Concept drift refers to a change in the data distribution affecting the data stream of future samples. Consequently, learning models operating on the data stream might become obsolete, and need costly and difficult adjustments such as…

Machine Learning · Computer Science 2023-09-20 André Artelt , Kleanthis Malialis , Christos Panayiotou , Marios Polycarpou , Barbara Hammer

A trained ML model is deployed on another `test' dataset where target feature values (labels) are unknown. Drift is distribution change between the training and deployment data, which is concerning if model performance changes. For a…

Applications · Statistics 2022-09-07 Samuel Ackerman , Eitan Farchi , Orna Raz , Marcel Zalmanovici , Parijat Dube

Recent years, weather forecasting has gained significant attention. However, accurately predicting weather remains a challenge due to the rapid variability of meteorological data and potential teleconnections. Current spatiotemporal…

Computer Vision and Pattern Recognition · Computer Science 2026-02-12 Yuhao Du , Hui Liu , Haoxiang Peng , Xinyuan Cheng , Chengrong Wu , Jiankai Zhang

National statistical institutes currently investigate how to improve the output quality of official statistics based on machine learning algorithms. A key obstacle is concept drift, i.e., when the joint distribution of independent variables…

Methodology · Statistics 2021-03-02 Quinten Meertens , Cees Diks , Jaap van den Herik , Frank Takes

Generalization under distribution shift remains a core challenge in modern machine learning, yet existing learning bound theory is limited to narrow, idealized settings and is non-estimable from samples. In this paper, we bridge the gap…

Machine Learning · Statistics 2025-08-25 Hongbo Chen , Li Charlie Xia

Real-world data sets often exhibit temporal dynamics characterized by evolving data distributions. Disregarding this phenomenon, commonly referred to as concept drift, can significantly diminish a model's predictive accuracy. Furthermore,…

Machine Learning · Computer Science 2025-12-16 Mohammad Abu Shaira , Yunhe Feng , Heng Fan , Weishi Shi
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