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The growth of network-connected devices has led to an exponential increase in data generation, creating significant challenges for efficient data analysis. This data is generated continuously, creating a dynamic flow known as a data stream.…

机器学习 · 计算机科学 2023-12-27 Kazuhisa Fujita

The ability to detect and adapt to changes in data distributions is crucial to maintain the accuracy and reliability of machine learning models. Detection is generally approached by observing the drift of model performance from a global…

机器学习 · 计算机科学 2025-05-22 Flavio Giobergia , Eliana Pastor , Luca de Alfaro , Elena Baralis

Leakages are a major risk in water distribution networks as they cause water loss and increase contamination risks. Leakage detection is a difficult task due to the complex dynamics of water distribution networks. In particular, small…

机器学习 · 计算机科学 2024-01-04 Valerie Vaquet , Fabian Hinder , Barbara Hammer

When deep learning models are sequentially trained on new data, they tend to abruptly lose performance on previously learned tasks, a critical failure known as catastrophic forgetting. This challenge severely limits the deployment of AI in…

计算机视觉与模式识别 · 计算机科学 2025-12-01 Paraskevi-Antonia Theofilou , Anuhya Thota , Stefanos Kollias , Mamatha Thota

In many real-world AD applications including computer security and fraud prevention, the anomaly detector must be configurable by the human analyst to minimize the effort on false positives. One important way to configure the detector is by…

机器学习 · 计算机科学 2024-05-15 Shubhomoy Das , Md Rakibul Islam , Nitthilan Kannappan Jayakodi , Janardhan Rao Doppa

Frequency estimation of elements is an important task for summarizing data streams and machine learning applications. The problem is often addressed by using streaming algorithms with sublinear space data structures. These algorithms allow…

数据结构与算法 · 计算机科学 2022-04-05 Nikita Seleznev , Senthil Kumar , C. Bayan Bruss

Deployed machine learning models are confronted with the problem of changing data over time, a phenomenon also called concept drift. While existing approaches of concept drift detection already show convincing results, they require true…

机器学习 · 计算机科学 2022-09-26 Lucas Baier , Tim Schlör , Jakob Schöffer , Niklas Kühl

Data streams are often defined as large amounts of data flowing continuously at high speed. Moreover, these data are likely subject to changes in data distribution, known as concept drift. Given all the reasons mentioned above, learning…

One of the more challenging real-world problems in computational intelligence is to learn from non-stationary streaming data, also known as concept drift. Perhaps even a more challenging version of this scenario is when -- following a small…

机器学习 · 计算机科学 2020-12-01 Muhammad Umer , Robi Polikar

Increasingly, Internet of Things (IoT) domains, such as sensor networks, smart cities, and social networks, generate vast amounts of data. Such data are not only unbounded and rapidly evolving. Rather, the content thereof dynamically…

机器学习 · 统计学 2018-01-19 Ali Pesaranghader , Herna Viktor , Eric Paquet

In real-world settings, robots are expected to assist humans across diverse tasks and still continuously adapt to dynamic changes over time. For example, in domestic environments, robots can proactively help users by fetching needed objects…

机器人学 · 计算机科学 2025-04-08 Ermanno Bartoli , Fethiye Irmak Dogan , Iolanda Leite

Data in the real world often has an evolving distribution. Thus, machine learning models trained on such data get outdated over time. This phenomenon is called model drift. Knowledge of this drift serves two purposes: (i) Retain an accurate…

机器学习 · 计算机科学 2025-03-11 Pranoy Panda , Kancheti Sai Srinivas , Vineeth N Balasubramanian , Gaurav Sinha

Streaming sources of data are becoming more common as the ability to collect data in real-time grows. A major concern in dealing with data streams is concept drift, a change in the distribution of data over time, for example, due to changes…

机器学习 · 计算机科学 2026-03-13 Ben Halstead , Yun Sing Koh , Patricia Riddle , Mykola Pechenizkiy , Albert Bifet , Russel Pears

With today's abundant streams of data, the only constant we can rely on is change. For stream classification algorithms, it is necessary to adapt to concept drift. This can be achieved by monitoring the model error, and triggering counter…

机器学习 · 计算机科学 2020-12-09 Lukas Fleckenstein , Sebastian Kauschke , Johannes Fürnkranz

Given real-time sensor data streams obtained from machines, how can we continuously predict when a machine failure will occur? This work aims to continuously forecast the timing of future events by analyzing multi-sensor data streams. A key…

机器学习 · 计算机科学 2026-01-16 Kota Nakamura , Koki Kawabata , Yasuko Matsubara , Yasushi Sakurai

Time-series data is widely studied in various scenarios, like weather forecast, stock market, customer behavior analysis. To comprehensively learn about the dynamic environments, it is necessary to comprehend features from multiple data…

人机交互 · 计算机科学 2020-08-19 Xumeng Wang , Wei Chen , Jiazhi Xia , Zexian Chen , Dongshi Xu , Xiangyang Wu , Mingliang Xu , Tobias Schreck

Modern machine learning systems need to be able to cope with constantly arriving and changing data. Two main areas of research dealing with such scenarios are continual learning and data stream mining. Continual learning focuses on…

机器学习 · 计算机科学 2021-04-27 Łukasz Korycki , Bartosz Krawczyk

Travel mode choice (TMC) prediction, which can be formulated as a classification task, helps in understanding what makes citizens choose different modes of transport for individual trips. This is also a major step towards fostering…

机器学习 · 计算机科学 2024-04-23 Paweł Golik , Maciej Grzenda , Elżbieta Sienkiewicz

Concept Drift (CD) occurs when a change in a hidden context can induce changes in a target concept. CD is a natural phenomenon in non-stationary settings such as data streams. Understanding, detection, and adaptation to CD in streaming data…

数据库 · 计算机科学 2025-06-24 Aida Sheshbolouki , M. Tamer Ozsu

Learning with streaming data has attracted much attention during the past few years. Though most studies consider data stream with fixed features, in real practice the features may be evolvable. For example, features of data gathered by…

机器学习 · 计算机科学 2018-01-09 Bo-Jian Hou , Lijun Zhang , Zhi-Hua Zhou