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Times series classification can be successfully tackled by jointly learning a shapelet-based representation of the series in the dataset and classifying the series according to this representation. However, although the learned shapelets…

Time series classification is an important task in its own right, and it is often a precursor to further downstream analytics. To date, virtually all works in the literature have used either shape-based classification using a distance…

机器学习 · 计算机科学 2019-12-23 Sara Alaee , Alireza Abdoli , Christian Shelton , Amy C. Murillo , Alec C. Gerry , Eamonn Keogh

Multivariate time series forecasting is an important machine learning problem across many domains, including predictions of solar plant energy output, electricity consumption, and traffic jam situation. Temporal data arise in these…

机器学习 · 计算机科学 2018-04-20 Guokun Lai , Wei-Cheng Chang , Yiming Yang , Hanxiao Liu

Deep learning models are widely used for time series classification (TSC) due to their scalability and efficiency. However, their performance degrades under challenging data conditions such as class similarity, multimodal distributions, and…

机器学习 · 计算机科学 2025-07-30 Yaoyu Zhang , Chi-Guhn Lee

Convolutional Neural Networks (CNNs) are a standard approach for visual recognition due to their capacity to learn hierarchical representations from raw pixels. In practice, practitioners often choose among (i) training a compact custom CNN…

计算机视觉与模式识别 · 计算机科学 2026-01-06 Annoor Sharara Akhand

In recent years, deep learning models have shown great potential in source code modeling and analysis. Generally, deep learning-based approaches are problem-specific and data-hungry. A challenging issue of these approaches is that they…

机器学习 · 计算机科学 2020-07-15 Yasir Hussain , Zhiqiu Huang , Yu Zhou , Senzhang Wang

Transfer of pre-trained representations can improve sample efficiency and reduce computational requirements for new tasks. However, representations used for transfer are usually generic, and are not tailored to a particular distribution of…

Transformer-based models for transfer learning have the potential to achieve high prediction accuracies on text-based supervised learning tasks with relatively few training data instances. These models are thus likely to benefit social…

计算与语言 · 计算机科学 2022-09-01 Sandra Wankmüller

Time series modeling has attracted extensive research efforts; however, achieving both reliable efficiency and interpretability from a unified model still remains a challenging problem. Among the literature, shapelets offer interpretable…

机器学习 · 计算机科学 2020-12-01 Ziqiang Cheng , Yang Yang , Wei Wang , Wenjie Hu , Yueting Zhuang , Guojie Song

Aerodynamic analysis during aircraft design usually involves methods of varying accuracy and spatial resolution, which all have their advantages and disadvantages. It is therefore desirable to create data-driven models which effectively…

机器学习 · 计算机科学 2025-07-29 Alexander Barklage , Philipp Bekemeyer

Transfer learning leverages knowledge from other domains and has been successful in many applications. Transfer learning methods rely on the overall similarity of the source and target domains. However, in some cases, it is impossible to…

计算机视觉与模式识别 · 计算机科学 2023-06-30 Yifu Zhang , Hongru Li , Shimeng Shi , Youqi Li , Jiansong Zhang

Through this project, we researched on transfer learning methods and their applications on real world problems. By implementing and modifying various methods in transfer learning for our problem, we obtained an insight in the advantages and…

机器学习 · 计算机科学 2017-07-11 Hailin Chen , Shengping Cui , Sebastian Li

Over the past decade, the field of machine learning has experienced remarkable advancements. While image recognition systems have achieved impressive levels of accuracy, they continue to rely on extensive training datasets. Additionally, a…

机器学习 · 计算机科学 2023-11-03 Benji Alwis

This work proposes an ensemble clustering method using transfer learning approach. We consider a clustering problem, in which in addition to data under consideration, "similar" labeled data are available. The datasets can be described with…

机器学习 · 计算机科学 2020-01-22 Vladimir Berikov

Transfer learning leverages pre-trained model features from a large dataset to save time and resources when training new models for various tasks, potentially enhancing performance. Due to the lack of large datasets in the medical imaging…

图像与视频处理 · 电气工程与系统科学 2023-11-10 Gabriel Efrain Humpire-Mamani , Colin Jacobs , Mathias Prokop , Bram van Ginneken , Nikolas Lessmann

With the continuous development of natural language processing (NLP) technology, text classification tasks have been widely used in multiple application fields. However, obtaining labeled data is often expensive and difficult, especially in…

计算与语言 · 计算机科学 2025-02-14 Jia Gao , Shuangquan Lyu , Guiran Liu , Binrong Zhu , Hongye Zheng , Xiaoxuan Liao

Measuring dataset similarity is fundamental in machine learning, particularly for transfer learning and domain adaptation. In the context of supervised learning, most existing approaches quantify similarity of two data sets based on their…

机器学习 · 统计学 2026-04-22 Shudong Sun , Hao Helen Zhang , Joseph C Watkins

Transfer learning is an umbrella term for machine learning approaches that leverage knowledge gained from solving one problem (the source domain) to improve speed, efficiency, and data requirements in solving a different but related problem…

系统与控制 · 电气工程与系统科学 2024-12-03 Alireza Nadali , Bingzhuo Zhong , Ashutosh Trivedi , Majid Zamani

Leveraging the symmetries inherent to specific data domains for the construction of equivariant neural networks has lead to remarkable improvements in terms of data efficiency and generalization. However, most existing research focuses on…

机器学习 · 计算机科学 2024-01-23 David W. Romero , Erik J. Bekkers , Jakub M. Tomczak , Mark Hoogendoorn

This paper addresses the problem of transferring useful knowledge from a source network to predict node labels in a newly formed target network. While existing transfer learning research has primarily focused on vector-based data, in which…

机器学习 · 计算机科学 2016-11-15 Meng Fang , Jie Yin , Xingquan Zhu