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Detecting concept drift in high-speed data streams remains challenging, particularly when models must operate on unlabeled data and avoid false alarms caused by benign shifts. While disagreement-based uncertainty has shown promise in neural…

机器学习 · 计算机科学 2026-05-14 Lara Sá Neves , Afonso Lourenço , Lizy K. John , Goreti Marreiros

Flow-matching models deliver state-of-the-art fidelity in image and video generation, but the inherent sequential denoising process renders them slower. Existing acceleration methods like distillation, trajectory truncation, and consistency…

计算机视觉与模式识别 · 计算机科学 2026-02-12 Divya Jyoti Bajpai , Dhruv Bhardwaj , Soumya Roy , Tejas Duseja , Harsh Agarwal , Aashay Sandansing , Manjesh Kumar Hanawal

To detect anomalies in real-world graphs, such as social, email, and financial networks, various approaches have been developed. While they typically assume static input graphs, most real-world graphs grow over time, naturally represented…

机器学习 · 计算机科学 2024-07-26 Jongha Lee , Sunwoo Kim , Kijung Shin

The current scenario of IoT is witnessing a constant increase on the volume of data, which is generated in constant stream, calling for novel architectural and logical solutions for processing it. Moving the data handling towards the edge…

Training large-scale distributed machine learning models imposes considerable demands on network infrastructure, often resulting in sudden traffic spikes that lead to congestion, increased latency, and reduced throughput, which would…

分布式、并行与集群计算 · 计算机科学 2025-06-23 Yisu Wang , Xinjiao Li , Ruilong Wu , Huangxun Chen , Dirk Kutscher

In recent years, with the increasing popularity of "Smart Technology", the number of Internet of Things (IoT) devices and systems have surged significantly. Various IoT services and functionalities are based on the analytics of IoT…

机器学习 · 计算机科学 2021-05-27 Li Yang , Abdallah Shami

The high-accuracy and resource-intensive deep neural networks (DNNs) have been widely adopted by live video analytics (VA), where camera videos are streamed over the network to resource-rich edge/cloud servers for DNN inference. Common…

网络与互联网体系结构 · 计算机科学 2023-11-03 Duo Wu , Dayou Zhang , Miao Zhang , Ruoyu Zhang , Fangxin Wang , Shuguang Cui

Given a stream of entries over time in a multi-dimensional data setting where concept drift is present, how can we detect anomalous activities? Most of the existing unsupervised anomaly detection approaches seek to detect anomalous events…

机器学习 · 计算机科学 2022-03-07 Siddharth Bhatia , Arjit Jain , Shivin Srivastava , Kenji Kawaguchi , Bryan Hooi

We introduce an adaptive method with formal quality guarantees for weak supervision in a non-stationary setting. Our goal is to infer the unknown labels of a sequence of data by using weak supervision sources that provide independent noisy…

机器学习 · 计算机科学 2025-05-05 Alessio Mazzetto , Reza Esfandiarpoor , Akash Singirikonda , Eli Upfal , Stephen H. Bach

Systems and individuals produce data continuously. On the Internet, people share their knowledge, sentiments, and opinions, provide reviews about services and products, and so on. Automatically learning from these textual data can provide…

The network security analyzers use intrusion detection systems (IDSes) to distinguish malicious traffic from benign ones. The deep learning-based IDSes are proposed to auto-extract high-level features and eliminate the time-consuming and…

密码学与安全 · 计算机科学 2023-03-07 Mahdi Soltani , Khashayar Khajavi , Mahdi Jafari Siavoshani , Amir Hossein Jahangir

Real-world reinforcement learning often faces environment drift, but most existing methods rely on static entropy coefficients/target entropy, causing over-exploration during stable periods and under-exploration after drift, and leaving…

机器学习 · 计算机科学 2026-05-19 Tongxi Wang , Zhuoyang Xia , Xinran Chen , Shan Liu

Many real-world applications adopt multi-label data streams as the need for algorithms to deal with rapidly changing data increases. Changes in data distribution, also known as concept drift, cause the existing classification models to…

机器学习 · 计算机科学 2022-02-02 Ege Berkay Gulcan , Fazli Can

This paper addresses an important issue, known as sensor drift that behaves a nonlinear dynamic property in electronic nose (E-nose), from the viewpoint of machine learning. Traditional methods for drift compensation are laborious and…

机器学习 · 计算机科学 2015-05-26 Lei Zhang , David Zhang

Vision-language-action (VLA) models have demonstrated exceptional performance in natural language-driven perception and control. However, the high computational cost of VLA models poses significant efficiency challenges, particularly for…

机器人学 · 计算机科学 2026-03-31 Yiran Shi , Dongqi Guo , Tianchen Zhao , Feng Gao , Liangzhi Shi , Chao Yu , ZhiJian Mo , Qihua Xiao , XiaoShuai Peng , Qingmin Liao , Yu Wang

Feature evolvable learning has been widely studied in recent years where old features will vanish and new features will emerge when learning with streams. Conventional methods usually assume that a label will be revealed after prediction at…

机器学习 · 计算机科学 2021-02-24 Bo-Jian Hou , Yu-Hu Yan , Peng Zhao , Zhi-Hua Zhou

Several learning algorithms have been proposed for offline multi-label classification. However, applications in areas such as traffic monitoring, social networks, and sensors produce data continuously, the so called data streams, posing…

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

In today's connected world, the generation of massive streaming data across diverse domains has become commonplace. In the presence of concept drift, class imbalance, label scarcity, and new class emergence, they jointly degrade…

机器学习 · 计算机科学 2026-02-11 Jin Li , Kleanthis Malialis , Marios Polycarpou

Live video streaming has become a mainstay as a standard communication solution for several enterprises worldwide. To efficiently stream high-quality live video content to a large amount of offices, companies employ distributed video…

人工智能 · 计算机科学 2020-11-12 Stefanos Antaris , Dimitrios Rafailidis