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End-to-end, autoregressive model-based TTS has shown significant performance improvements over the conventional one. However, the autoregressive module training is affected by the exposure bias, or the mismatch between the different…

计算与语言 · 计算机科学 2019-04-10 Haohan Guo , Frank K. Soong , Lei He , Lei Xie

A major obstacle to developing artificial intelligence applications capable of true lifelong learning is that artificial neural networks quickly or catastrophically forget previously learned tasks when trained on a new one. Numerous methods…

机器学习 · 计算机科学 2019-04-18 Gido M. van de Ven , Andreas S. Tolias

The tabular form constitutes the standard way of representing data in relational database systems and spreadsheets. But, similarly to other forms, tabular data suffers from class imbalance, a problem that causes serious performance…

机器学习 · 计算机科学 2025-08-04 Leonidas Akritidis , Panayiotis Bozanis

This study introduces a generative imputation model leveraging graph attention networks and tabular diffusion models for completing missing parametric data in engineering designs. This model functions as an AI design co-pilot, providing…

机器学习 · 计算机科学 2024-06-19 Rui Zhou , Chenyang Yuan , Frank Permenter , Yanxia Zhang , Nikos Arechiga , Matt Klenk , Faez Ahmed

Many large-scale knowledge graphs are now available and ready to provide semantically structured information that is regarded as an important resource for question answering and decision support tasks. However, they are built on rigid…

计算与语言 · 计算机科学 2020-04-17 Jiehang Zeng , Lu Liu , Xiaoqing Zheng

Generative adversarial networks (GANs) learn a deep generative model that is able to synthesise novel, high-dimensional data samples. New data samples are synthesised by passing latent samples, drawn from a chosen prior distribution,…

计算机视觉与模式识别 · 计算机科学 2018-02-16 Antonia Creswell , Anil A Bharath

Multimodal data analysis can lead to more accurate diagnoses of brain disorders due to the complementary information that each modality adds. However, a major challenge of using multimodal datasets in the neuroimaging field is incomplete…

图像与视频处理 · 电气工程与系统科学 2025-08-14 Reihaneh Hassanzadeh , Anees Abrol , Hamid Reza Hassanzadeh , Vince D. Calhoun

Generative Adversarial Networks (GANs) have a great performance in image generation, but they need a large scale of data to train the entire framework, and often result in nonsensical results. We propose a new method referring to…

机器学习 · 计算机科学 2018-11-07 Jinxuan Sun , Guoqiang Zhong , Yang Chen , Yongbin Liu , Tao Li , Zhongwen Guo

One of the biggest issues facing the use of machine learning in medical imaging is the lack of availability of large, labelled datasets. The annotation of medical images is not only expensive and time consuming but also highly dependent on…

Missing data is a fundamental challenge in data science, significantly hindering analysis and decision-making across a wide range of disciplines, including healthcare, bioinformatics, social science, e-commerce, and industrial monitoring.…

机器学习 · 统计学 2026-05-12 Jicong Fan

In this paper we propose the use of Generative Adversarial Networks (GAN) to generate artificial training data for machine learning tasks. The generation of artificial training data can be extremely useful in situations such as imbalanced…

机器学习 · 计算机科学 2019-04-22 Fabio Henrique Kiyoiti dos Santos Tanaka , Claus Aranha

While the benefits of 6G-enabled Internet of Things (IoT) are numerous, providing high-speed, low-latency communication that brings new opportunities for innovation and forms the foundation for continued growth in the IoT industry, it is…

密码学与安全 · 计算机科学 2023-04-13 Mohamed Amine Ferrag , Djallel Hamouda , Merouane Debbah , Leandros Maglaras , Abderrahmane Lakas

Data imputation, the process of filling in missing feature elements for incomplete data sets, plays a crucial role in data-driven learning. A fundamental belief is that data imputation is helpful for learning performance, and it follows…

机器学习 · 计算机科学 2025-09-30 Ruikai Yang , Fan He , Mingzhen He , Kaijie Wang , Xiaolin Huang

Missing data imputation poses a paramount challenge when dealing with graph data. Prior works typically are based on feature propagation or graph autoencoders to address this issue. However, these methods usually encounter the…

机器学习 · 计算机科学 2024-04-29 Xindi Zheng , Yuwei Wu , Yu Pan , Wanyu Lin , Lei Ma , Jianjun Zhao

Missing data is a common concern in health datasets, and its impact on good decision-making processes is well documented. Our study's contribution is a methodology for tackling missing data problems using a combination of synthetic dataset…

机器学习 · 计算机科学 2022-11-08 Gift Khangamwa , Terence L. van Zyl , Clint J. van Alten

Physics-informed neural networks (PINNs) provide a deep learning framework for numerically solving partial differential equations (PDEs), and have been widely used in a variety of PDE problems. However, there still remain some challenges in…

机器学习 · 计算机科学 2022-05-19 Wensheng Li , Chao Zhang , Chuncheng Wang , Hanting Guan , Dacheng Tao

We propose a new approach to Generative Adversarial Networks (GANs) to achieve an improved performance with additional robustness to its so-called and well recognized mode collapse. We first proceed by mapping the desired data onto a…

计算机视觉与模式识别 · 计算机科学 2019-08-26 Shahin Mahdizadehaghdam , Ashkan Panahi , Hamid Krim

Effective data imputation demands rich latent ``structure" discovery capabilities from ``plain" tabular data. Recent advances in graph neural networks-based data imputation solutions show their strong structure learning potential by…

机器学习 · 计算机科学 2024-04-16 Jiajun Zhong , Weiwei Ye , Ning Gui

Datasets with missing values are very common on industry applications, and they can have a negative impact on machine learning models. Recent studies introduced solutions to the problem of imputing missing values based on deep generative…

机器学习 · 计算机科学 2019-02-28 Ramiro D. Camino , Christian A. Hammerschmidt , Radu State

Recent improvements in Generative Adversarial Neural Networks (GANs) have shown their ability to generate higher quality samples as well as to learn good representations for transfer learning. Most of the representation learning methods…

音频与语音处理 · 电气工程与系统科学 2020-06-02 Kazi Nazmul Haque , Rajib Rana , John H. L. Hansen , Björn Schuller