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相关论文: Concept Drift Detection and Adaptation with Weak S…

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This article studies how to detect and explain concept drift. Human activity recognition is used as a case study together with a online batch learning situation where the quality of the labels used in the model updating process starts to…

机器学习 · 计算机科学 2023-01-23 Pekka Siirtola , Juha Röning

Training deep neural networks typically requires large amounts of labeled data which may be scarce or expensive to obtain for a particular target domain. As an alternative, we can leverage webly-supervised data (i.e. results from a public…

计算机视觉与模式识别 · 计算机科学 2019-08-06 Andrew Kae , Yale Song

Dimensionality reduction is often used as an initial step in data exploration, either as preprocessing for classification or regression or for visualization. Most dimensionality reduction techniques to date are unsupervised; they do not…

机器学习 · 统计学 2020-06-17 Jake S. Rhodes , Adele Cutler , Guy Wolf , Kevin R. Moon

Unsupervised domain adaptation aims to transfer knowledge from a labeled source domain to an unlabeled target domain. Previous methods focus on learning domain-invariant features to decrease the discrepancy between the feature distributions…

机器学习 · 计算机科学 2021-06-30 Yuntao Du , Yinghao Chen , Fengli Cui , Xiaowen Zhang , Chongjun Wang

A failure detection system is the first step towards predictive maintenance strategies. A popular data-driven method to detect incipient failures and anomalies is the training of normal behaviour models by applying a machine learning…

机器学习 · 计算机科学 2021-06-21 Iñigo Martinez , Elisabeth Viles , Iñaki Cabrejas

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

Current state-of-the-art object detectors can have significant performance drop when deployed in the wild due to domain gaps with training data. Unsupervised Domain Adaptation (UDA) is a promising approach to adapt models for new…

计算机视觉与模式识别 · 计算机科学 2021-08-06 Fuxun Yu , Di Wang , Yinpeng Chen , Nikolaos Karianakis , Tong Shen , Pei Yu , Dimitrios Lymberopoulos , Sidi Lu , Weisong Shi , Xiang Chen

Concept drift detection is crucial for many AI systems to ensure the system's reliability. These systems often have to deal with large amounts of data or react in real-time. Thus, drift detectors must meet computational requirements or…

机器学习 · 计算机科学 2024-06-11 Elias Werner , Nishant Kumar , Matthias Lieber , Sunna Torge , Stefan Gumhold , Wolfgang E. Nagel

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

Machine learning models are omnipresent for predictions on big data. One challenge of deployed models is the change of the data over time, a phenomenon called concept drift. If not handled correctly, a concept drift can lead to significant…

机器学习 · 计算机科学 2020-04-02 Lucas Baier , Marcel Hofmann , Niklas Kühl , Marisa Mohr , Gerhard Satzger

Deep learning has shown remarkable performance in medical image segmentation. However, despite its promise, deep learning has many challenges in practice due to its inability to effectively transition to unseen domains, caused by the…

计算机视觉与模式识别 · 计算机科学 2024-10-08 Dewei Hu , Hao Li , Han Liu , Jiacheng Wang , Xing Yao , Daiwei Lu , Ipek Oguz

In mixed domain semi-supervised medical image segmentation (MiDSS), achieving superior performance under domain shift and limited annotations is challenging. This scenario presents two primary issues: (1) distributional differences between…

计算机视觉与模式识别 · 计算机科学 2026-03-31 Bentao Song , Jun Huang , Qingfeng Wang

In this work, we address the problem of unsupervised domain adaptation for person re-ID where annotations are available for the source domain but not for target. Previous methods typically follow a two-stage optimization pipeline, where the…

计算机视觉与模式识别 · 计算机科学 2021-08-17 Takashi Isobe , Dong Li , Lu Tian , Weihua Chen , Yi Shan , Shengjin Wang

Learning dense visual representations without labels is an arduous task and more so from scene-centric data. We propose to tackle this challenging problem by proposing a Cross-view consistency objective with an Online Clustering mechanism…

计算机视觉与模式识别 · 计算机科学 2023-03-24 Thomas Stegmüller , Tim Lebailly , Behzad Bozorgtabar , Tinne Tuytelaars , Jean-Philippe Thiran

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

Metaphorical imagination, the ability to connect seemingly unrelated concepts, is fundamental to human cognition and communication. While understanding linguistic metaphors has advanced significantly, grasping multimodal metaphors, such as…

多媒体 · 计算机科学 2026-04-20 Wenhao Qian , Zhenzhen Hu , Zijie Song , Jia Li

As an open research topic in the field of deep learning, learning with noisy labels has attracted much attention and grown rapidly over the past ten years. Learning with label noise is crucial for driver distraction behavior recognition, as…

计算机视觉与模式识别 · 计算机科学 2025-08-12 Linjuan Fan , Di Wen , Kunyu Peng , Kailun Yang , Jiaming Zhang , Ruiping Liu , Yufan Chen , Junwei Zheng , Jiamin Wu , Xudong Han , Rainer Stiefelhagen

A machine learning method needs to adapt to over time changes in the environment. Such changes are known as concept drift. In this paper, we propose concept drift tackling method as an enhancement of Online Sequential Extreme Learning…

人工智能 · 计算机科学 2016-10-10 Arif Budiman , Mohamad Ivan Fanany , Chan Basaruddin

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

Domain Adaptation methodologies have shown to effectively generalize from a labeled source domain to a label scarce target domain. Previous research has either focused on unlabeled domain adaptation without any target supervision or…

机器学习 · 计算机科学 2022-02-14 Jonas Sonntag , Gunnar Behrens , Lars Schmidt-Thieme
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