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Foundational language models show a remarkable ability to learn new concepts during inference via context data. However, similar work for images lag behind. To address this challenge, we introduce FLoWN, a flow matching model that learns to…

机器学习 · 计算机科学 2025-04-22 Daniel Saragih , Deyu Cao , Tejas Balaji , Ashwin Santhosh

Classifiers operating in a dynamic, real world environment, are vulnerable to adversarial activity, which causes the data distribution to change over time. These changes are traditionally referred to as concept drift, and several approaches…

机器学习 · 计算机科学 2018-03-28 Tegjyot Singh Sethi , Mehmed Kantardzic

Semantic communication, notable for ensuring quality of service by jointly optimizing source and channel coding, effectively extracts data semantics, reduces transmission length, and mitigates channel noise. However, most studies overlook…

信息论 · 计算机科学 2025-02-06 Loc X. Nguyen , Kitae Kim , Ye Lin Tun , Sheikh Salman Hassan , Yan Kyaw Tun , Zhu Han , Choong Seon Hong

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

Neural networks are susceptible to adversarial perturbations that are transferable across different models. In this paper, we introduce a novel model alignment technique aimed at improving a given source model's ability in generating…

机器学习 · 计算机科学 2024-07-18 Avery Ma , Amir-massoud Farahmand , Yangchen Pan , Philip Torr , Jindong Gu

For highly distributed environments such as edge computing, collaborative learning approaches eschew the dependence on a global, shared model, in favor of models tailored for each location. Creating tailored models for individual learning…

机器学习 · 计算机科学 2021-08-31 Harshit Daga , Yiwen Chen , Aastha Agrawal , Ada Gavrilovska

Transferring knowledge across different datasets is an important approach to successfully train deep models with a small-scale target dataset or when few labeled instances are available. In this paper, we aim at developing a model that can…

计算机视觉与模式识别 · 计算机科学 2018-12-04 Eman T. Hassan , Xin Chen , David Crandall

Benefiting from deep learning research and large-scale datasets, saliency prediction has achieved significant success in the past decade. However, it still remains challenging to predict saliency maps on images in new domains that lack…

计算机视觉与模式识别 · 计算机科学 2020-07-13 Yan Luo , Yongkang Wong , Mohan S. Kankanhalli , Qi Zhao

Unified multimodal models aim to integrate understanding (text output) and generation (pixel output), but aligning these different modalities within a single architecture often demands complex training recipes and careful data balancing. We…

In this paper, we tackle the problem of domain shift. Most existing methods perform training on multiple source domains using a single model, and the same trained model is used on all unseen target domains. Such solutions are sub-optimal as…

机器学习 · 计算机科学 2023-01-13 Tao Zhong , Zhixiang Chi , Li Gu , Yang Wang , Yuanhao Yu , Jin Tang

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…

Time-series representation learning can extract representations from data with temporal dynamics and sparse labels. When labeled data are sparse but unlabeled data are abundant, contrastive learning, i.e., a framework to learn a latent…

机器学习 · 计算机科学 2023-03-03 Heejeong Choi , Pilsung Kang

The non-stationary nature of data streams strongly challenges traditional machine learning techniques. Although some solutions have been proposed to extend traditional machine learning techniques for handling data streams, these approaches…

机器学习 · 计算机科学 2021-06-23 Xuyang Yan , Abdollah Homaifar , Mrinmoy Sarkar , Abenezer Girma , Edward Tunstel

Online updating of time series forecasting models aims to address the concept drifting problem by efficiently updating forecasting models based on streaming data. Many algorithms are designed for online time series forecasting, with some…

机器学习 · 计算机科学 2023-09-25 Yi-Fan Zhang , Qingsong Wen , Xue Wang , Weiqi Chen , Liang Sun , Zhang Zhang , Liang Wang , Rong Jin , Tieniu Tan

Incremental learning with concept drift has often been tackled by ensemble methods, where models built in the past can be re-trained to attain new models for the current data. Two design questions need to be addressed in developing ensemble…

机器学习 · 计算机科学 2017-02-14 Yu Sun , Ke Tang , Zexuan Zhu , Xin Yao

Machine learning (ML) represents an efficient and popular approach for network traffic classification. However, network traffic classification is a challenging domain, and trained models may degrade soon after deployment due to the obsolete…

机器学习 · 计算机科学 2026-01-01 Dominik Soukup , Richard Plný , Daniel Vašata , Tomáš Čejka

Data stream processing has become a landmark in modern machine learning applications, with concept drifts and novel class appearances posing the primary challenges faced by sophisticated recognition methods. This work proposes an…

机器学习 · 计算机科学 2026-05-29 Joanna Komorniczak

Many real-world data stream applications not only suffer from concept drift but also class imbalance. Yet, very few existing studies investigated this joint challenge. Data difficulty factors, which have been shown to be key challenges in…

机器学习 · 计算机科学 2023-08-30 Chun Wai Chiu , Leandro L. Minku

In this paper, we consider the problem of developing predictive models with limited data for energy assets such as electricity loads, PV power generations, etc. We specifically investigate the cases where the amount of historical data is…

机器学习 · 计算机科学 2019-06-07 Ali Hooshmand , Ratnesh Sharma

Neural networks are often trained with empirical risk minimization; however, it has been shown that a shift between training and testing distributions can cause unpredictable performance degradation. On this issue, a research direction,…

机器学习 · 计算机科学 2023-08-21 Bo-Wei Huang , Keng-Te Liao , Chang-Sheng Kao , Shou-De Lin