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The dynamicity of real-world systems poses a significant challenge to deployed predictive machine learning (ML) models. Changes in the system on which the ML model has been trained may lead to performance degradation during the system's…

机器学习 · 计算机科学 2022-03-22 Firas Bayram , Bestoun S. Ahmed , Andreas Kassler

In the classic machine learning framework, models are trained on historical data and used to predict future values. It is assumed that the data distribution does not change over time (stationarity). However, in real-world scenarios, the…

机器学习 · 统计学 2023-06-13 Mansour Zoubeirou A Mayaki , Michel Riveill

Deep learning is envisioned to facilitate the operation of wireless receivers, with emerging architectures integrating deep neural networks (DNNs) with traditional modular receiver processing. While deep receivers were shown to operate…

信息论 · 计算机科学 2024-07-15 Nicole Uzlaner , Tomer Raviv , Nir Shlezinger , Koby Todros

Concept drift describes unforeseeable changes in the underlying distribution of streaming data over time. Concept drift research involves the development of methodologies and techniques for drift detection, understanding and adaptation.…

机器学习 · 计算机科学 2020-04-14 Jie Lu , Anjin Liu , Fan Dong , Feng Gu , Joao Gama , Guangquan Zhang

Existing drift detection methods focus on designing sensitive test statistics. They treat the detection threshold as a fixed hyperparameter, set once to balance false alarms and late detections, and applied uniformly across all datasets and…

机器学习 · 计算机科学 2025-11-14 Pengqian Lu , Jie Lu , Anjin Liu , En Yu , Guangquan Zhang

We present a novel online learning-based approach for concept drift adaptation in optical network failure detection, achieving up to a 70% improvement in performance over conventional static models while maintaining low latency.

It is well-known that Android malware constantly evolves so as to evade detection. This causes the entire malware population to be non-stationary. Contrary to this fact, most of the prior works on Machine Learning based Android malware…

密码学与安全 · 计算机科学 2017-07-07 Annamalai Narayanan , Mahinthan Chandramohan , Lihui Chen , Yang Liu

Modern configurable software systems need to learn models that correlate configuration and performance. However, when the system operates in dynamic environments, the workload variations, hardware changes, and system updates will inevitably…

软件工程 · 计算机科学 2025-09-01 Zezhen Xiang , Jingzhi Gong , Tao Chen

Android malware detection is a significat problem that affects billions of users using millions of Android applications (apps) in existing markets. This paper proposes PetaDroid, a framework for accurate Android malware detection and family…

密码学与安全 · 计算机科学 2021-05-31 ElMouatez Billah Karbab , Mourad Debbabi

Concept drift and label scarcity are two critical challenges limiting the robustness of predictive models in dynamic industrial environments. Existing drift detection methods often assume global shifts and rely on dense supervision, making…

机器学习 · 统计学 2025-11-05 Junghee Pyeon , Davide Cacciarelli , Kamran Paynabar

Machine learning is increasingly vital in cybersecurity, especially in malware detection. However, concept drift, where the characteristics of malware change over time, poses a challenge for maintaining the efficacy of these detection…

密码学与安全 · 计算机科学 2025-07-15 Numan Halit Guldemir , Oluwafemi Olukoya , Jesús Martínez-del-Rincón

Android malware detection continues to face persistent challenges stemming from long-term concept drift and class imbalance, as evolving malicious behaviors and shifting usage patterns dynamically reshape feature distributions. Although…

计算工程、金融与科学 · 计算机科学 2025-09-10 Yi Xie , Ziyuan Yang , Yongqiang Huang , Yinyu Chen , Lei Zhang , Liang Liu , Yi Zhang

In Continual Learning (CL) contexts, concept drift typically refers to the analysis of changes in data distribution. A drift in the input data can have negative consequences on a learning predictor and the system's stability. The majority…

机器学习 · 计算机科学 2024-10-23 Sebastian Basterrech

Traditional continual learning methods prioritize knowledge retention and focus primarily on mitigating catastrophic forgetting, implicitly assuming that the data distribution of previously learned tasks remains static. This overlooks the…

机器学习 · 计算机科学 2026-02-16 Alif Ashrafee , Jedrzej Kozal , Michal Wozniak , Bartosz Krawczyk

Supply chain forecasting models degrade over time as real-world conditions change. Promotions shift, consumer preferences evolve, and supply disruptions alter demand patterns, causing what is known as concept drift. This silent degradation…

机器学习 · 计算机科学 2026-01-15 Shahnawaz Alam , Mohammed Abdul Rahman , Bareera Sadeqa

Continuous learning from streaming data is among the most challenging topics in the contemporary machine learning. In this domain, learning algorithms must not only be able to handle massive volumes of rapidly arriving data, but also adapt…

机器学习 · 计算机科学 2020-09-22 Łukasz Korycki , Bartosz Krawczyk

Most predictive models assume that training and test data are generated from a stationary process. However, this assumption does not hold true in practice. In this paper, we consider the scenario of a gradual concept drift due to the…

机器学习 · 计算机科学 2020-02-12 Subhro Das , Prasanth Lade , Soundar Srinivasan

Concept drift is the phenomenon in which the underlying data distributions and statistical properties of a target domain change over time, leading to a degradation in model performance. Consequently, production models require continuous…

机器学习 · 计算机科学 2025-08-07 Salvatore Greco , Bartolomeo Vacchetti , Daniele Apiletti , Tania Cerquitelli

Automated Machine Learning (AutoML) systems have been shown to efficiently build good models for new datasets. However, it is often not clear how well they can adapt when the data evolves over time. The main goal of this study is to…

机器学习 · 计算机科学 2022-05-11 Bilge Celik , Joaquin Vanschoren

This work proposes a structural approach to concept drift detection in malware classification using decision tree rulesets. Classifiers are trained across temporal windows on the EMBER2024 dataset, and drift is quantified by comparing…

密码学与安全 · 计算机科学 2026-04-27 Tomáš Kalný , Martin Jureček , Mark Stamp