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Intent-Based Networking (IBN) simplifies network management, but its reliability is challenged by "intent drift", where the network's state gradually deviates from its intended goal, often leading to silent failures. Conventional approaches…

网络与互联网体系结构 · 计算机科学 2026-02-17 Md. Kamrul Hossain , Walid Aljoby

Background: Machine learning (ML) methods often fail with data that deviates from their training distribution. This is a significant concern for ML-enabled devices in clinical settings, where data drift may cause unexpected performance that…

Classifiers deployed in the real world operate in a dynamic environment, where the data distribution can change over time. These changes, referred to as concept drift, can cause the predictive performance of the classifier to drop over…

机器学习 · 统计学 2017-04-04 Tegjyot Singh Sethi , Mehmed Kantardzic

Continuous machine learning pipelines are common in industrial settings where models are periodically trained on data streams. Unfortunately, concept drifts may occur in data streams where the joint distribution of the data X and label y,…

机器学习 · 计算机科学 2023-12-18 Minsu Kim , Seong-Hyeon Hwang , Steven Euijong Whang

Accurate trajectory prediction is essential for the safe operation of autonomous vehicles in real-world environments. Even well-trained machine learning models may produce unreliable predictions due to discrepancies between training data…

机器人学 · 计算机科学 2025-04-24 Tongfe Guo , Taposh Banerjee , Rui Liu , Lili Su

Real-time analytics and decision-making require online anomaly detection (OAD) to handle drifts in data streams efficiently and effectively. Unfortunately, existing approaches are often constrained by their limited detection capacity and…

机器学习 · 计算机科学 2024-04-16 Jiaqi Zhu , Shaofeng Cai , Fang Deng , Beng Chin Ooi , Wenqiao Zhang

Recent years have witnessed significant progress in the development of machine learning models across a wide range of fields, fueled by increased computational resources, large-scale datasets, and the rise of deep learning architectures.…

Operational networks commonly rely on machine learning models for many tasks, including detecting anomalies, inferring application performance, and forecasting demand. Yet, model accuracy can degrade due to concept drift, whereby the…

网络与互联网体系结构 · 计算机科学 2023-10-02 Shinan Liu , Francesco Bronzino , Paul Schmitt , Arjun Nitin Bhagoji , Nick Feamster , Hector Garcia Crespo , Timothy Coyle , Brian Ward

Common statistical prediction models often require and assume stationarity in the data. However, in many practical applications, changes in the relationship of the response and predictor variables are regularly observed over time, resulting…

机器学习 · 统计学 2015-05-05 Heng Wang , Zubin Abraham

Most machine learning models are static, but the world is dynamic, and increasing online deployment of learned models gives increasing urgency to the development of efficient and effective mechanisms to address learning in the context of…

机器学习 · 计算机科学 2016-11-16 Geoffrey I. Webb , Roy Hyde , Hong Cao , Hai Long Nguyen , Francois Petitjean

Concept drift in learning and classification occurs when the statistical properties of either the data features or target change over time; evidence of drift has appeared in search data, medical research, malware, web data, and video. Drift…

机器学习 · 计算机科学 2019-10-03 Abhijit Suprem

Federated Learning (FL) is an emerging domain in the broader context of artificial intelligence research. Methodologies pertaining to FL assume distributed model training, consisting of a collection of clients and a server, with the main…

机器学习 · 计算机科学 2023-05-09 Bhargav Ganguly , Vaneet Aggarwal

The notion of concept drift refers to the phenomenon that the distribution generating the observed data changes over time. If drift is present, machine learning models may become inaccurate and need adjustment. Many technologies for…

机器学习 · 计算机科学 2022-12-05 Fabian Hinder , Valerie Vaquet , Johannes Brinkrolf , Barbara Hammer

As the adoption of deep learning models has grown beyond human capacity for verification, meta-algorithms are needed to ensure reliable model inference. Concept drift detection is a field dedicated to identifying statistical shifts that is…

机器学习 · 计算机科学 2025-05-08 Jacob Glenn Ayers , Buvaneswari A. Ramanan , Manzoor A. Khan

Deep neural networks (DNNs) are one of the most widely used machine learning algorithm. DNNs requires the training data to be available beforehand with true labels. This is not feasible for many real-world problems where data arrives in the…

机器学习 · 计算机科学 2024-06-10 Ayush K. Varshney , Vicenc Torra

Concept Drift (CD) detection intends to continuously identify changes in data stream behaviors, supporting researchers in the study and modeling of real-world phenomena. Motivated by the lack of learning guarantees in current CD algorithms,…

机器学习 · 计算机科学 2020-06-26 Lucas Pagliosa , Rodrigo Mello

The task of out-of-distribution (OOD) detection is notoriously ill-defined. Earlier works focused on new-class detection, aiming to identify label-altering data distribution shifts, also known as "semantic shift." However, recent works…

计算机视觉与模式识别 · 计算机科学 2024-03-20 William Yang , Byron Zhang , Olga Russakovsky

Data distributions in streaming environments are usually not stationary. In order to maintain a high predictive quality at all times, online learning models need to adapt to distributional changes, which are known as concept drift. The…

机器学习 · 计算机科学 2022-03-31 Johannes Haug , Gjergji Kasneci

AI-based digital twins are at the leading edge of the Industry 4.0 revolution, which are technologically empowered by the Internet of Things and real-time data analysis. Information collected from industrial assets is produced in a…

机器学习 · 计算机科学 2023-03-20 Jesus L. Lobo , Ibai Laña , Eneko Osaba , Javier Del Ser

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…

机器学习 · 计算机科学 2024-07-10 Christofer Fellicious , Sahib Julka , Lorenz Wendlinger , Michael Granitzer