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相关论文: A Spectral Enabled GAN for Time Series Data Genera…

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It is abundantly clear that time dependent data is a vital source of information in the world. The challenge has been for applications in machine learning to gain access to a considerable amount of quality data needed for algorithm…

机器学习 · 计算机科学 2020-07-01 Kaleb E Smith , Anthony O Smith

Conditional generation of time-dependent data is a task that has much interest, whether for data augmentation, scenario simulation, completing missing data, or other purposes. Recent works proposed a Transformer-based Time series generative…

Signal measurements appearing in the form of time series are one of the most common types of data used in medical machine learning applications. However, such datasets are often small, making the training of deep neural network…

机器学习 · 计算机科学 2022-06-28 Xiaomin Li , Vangelis Metsis , Huangyingrui Wang , Anne Hee Hiong Ngu

Generating time series data using Generative Adversarial Networks (GANs) presents several prevalent challenges, such as slow convergence, information loss in embedding spaces, instability, and performance variability depending on the series…

机器学习 · 计算机科学 2024-09-24 MohammadReza EskandariNasab , Shah Muhammad Hamdi , Soukaina Filali Boubrahimi

Current Generative Adversarial Network (GAN)-based approaches for time series generation face challenges such as suboptimal convergence, information loss in embedding spaces, and instability. To overcome these challenges, we introduce an…

机器学习 · 计算机科学 2024-10-29 MohammadReza EskandariNasab , Shah Muhammad Hamdi , Soukaina Filali Boubrahimi

Time series data generation has drawn increasing attention in recent years. Several generative adversarial network (GAN) based methods have been proposed to tackle the problem usually with the assumption that the targeted time series data…

机器学习 · 计算机科学 2021-11-17 Hengzhi Pei , Kan Ren , Yuqing Yang , Chang Liu , Tao Qin , Dongsheng Li

Many real-world tasks are plagued by limitations on data: in some instances very little data is available and in others, data is protected by privacy enforcing regulations (e.g. GDPR). We consider limitations posed specifically on…

机器学习 · 计算机科学 2022-05-24 Padmanaba Srinivasan , William J. Knottenbelt

In the recent years Generative Adversarial Networks (GANs) have demonstrated significant progress in generating authentic looking data. In this work we introduce our simple method to exploit the advancements in well established image-based…

机器学习 · 计算机科学 2019-10-31 Eoin Brophy , Zhengwei Wang , Tomas E. Ward

Signal measurement appearing in the form of time series is one of the most common types of data used in medical machine learning applications. Such datasets are often small in size, expensive to collect and annotate, and might involve…

机器学习 · 计算机科学 2022-06-29 Xiaomin Li , Anne Hee Hiong Ngu , Vangelis Metsis

Deep learning based approaches have been utilized to model and generate graphs subjected to different distributions recently. However, they are typically unsupervised learning based and unconditioned generative models or simply conditioned…

机器学习 · 计算机科学 2023-08-29 Shanchao Yang , Jing Liu , Kai Wu , Mingming Li

Time series synthesis is an effective approach to ensuring the secure circulation of time series data. Existing time series synthesis methods typically perform temporal modeling based on random sequences to generate target sequences, which…

机器学习 · 计算机科学 2025-09-01 Xuan Hou , Shuhan Liu , Zhaohui Peng , Yaohui Chu , Yue Zhang , Yining Wang

Generative adversarial networks (GANs) are one of the most robust and versatile techniques in the field of generative artificial intelligence. In this work, we report on an application of GANs in the domain of synthetic spectral data…

Generative Adversarial Networks (GANs) should produce synthetic data that fits the underlying distribution of the data being modeled. For real valued time-series data, this implies the need to simultaneously capture the static distribution…

机器学习 · 计算机科学 2024-05-14 Joe Beck , Subhadeep Chakraborty

Recent works have demonstrated the superiority of supervised Convolutional Neural Networks (CNNs) in learning hierarchical representations from time series data for successful classification. These methods require sufficiently large labeled…

机器学习 · 计算机科学 2023-09-12 Fanling Huang , Yangdong Deng

Generative Adversarial Networks (GANs) have shown impressive results in various image synthesis tasks. Vast studies have demonstrated that GANs are more powerful in feature and expression learning compared to other generative models and…

计算机视觉与模式识别 · 计算机科学 2025-04-09 Omar De Mitri , Ruyu Wang , Marco F. Huber

Time series anomalies can offer information relevant to critical situations facing various fields, from finance and aerospace to the IT, security, and medical domains. However, detecting anomalies in time series data is particularly…

Anomaly detection in time series data is a significant problem faced in many application areas such as manufacturing, medical imaging and cyber-security. Recently, Generative Adversarial Networks (GAN) have gained attention for generation…

计算机视觉与模式识别 · 计算机科学 2021-01-15 Md Abul Bashar , Richi Nayak

The Generative Adversarial Networks (GANs) have demonstrated impressive performance for data synthesis, and are now used in a wide range of computer vision tasks. In spite of this success, they gained a reputation for being difficult to…

机器学习 · 统计学 2017-12-07 Tatjana Chavdarova , François Fleuret

In this paper we propose a data augmentation method for time series with irregular sampling, Time-Conditional Generative Adversarial Network (T-CGAN). Our approach is based on Conditional Generative Adversarial Networks (CGAN), where the…

机器学习 · 计算机科学 2019-02-04 Giorgia Ramponi , Pavlos Protopapas , Marco Brambilla , Ryan Janssen

Limited data access is a longstanding barrier to data-driven research and development in the networked systems community. In this work, we explore if and how generative adversarial networks (GANs) can be used to incentivize data sharing by…

机器学习 · 计算机科学 2021-01-19 Zinan Lin , Alankar Jain , Chen Wang , Giulia Fanti , Vyas Sekar
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