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Synthetic data generation has emerged as a promising approach to address the challenges of using sensitive financial data in machine learning applications. By leveraging generative models, such as Generative Adversarial Networks (GANs) and…

Machine Learning · Computer Science 2025-10-31 James Meldrum , Basem Suleiman , Fethi Rabhi , Muhammad Johan Alibasa

Electroencephalography (EEG) data are difficult to obtain due to complex experimental setups and reduced comfort with prolonged wearing. This poses challenges to train powerful deep learning model with the limited EEG data. Being able to…

Image and Video Processing · Electrical Eng. & Systems 2020-07-02 Sharaj Panwar , Paul Rad , Tzyy-Ping Jung , Yufei Huang

Generative Adversarial Networks (GANs) have made releasing of synthetic images a viable approach to share data without releasing the original dataset. It has been shown that such synthetic data can be used for a variety of downstream tasks…

Machine Learning · Computer Science 2020-12-15 Sumit Mukherjee , Yixi Xu , Anusua Trivedi , Juan Lavista Ferres

Generating virtual populations of anatomy that capture sufficient variability while remaining plausible is essential for conducting in-silico trials of medical devices. However, not all anatomical shapes of interest are always available for…

Image and Video Processing · Electrical Eng. & Systems 2024-03-05 Haoran Dou , Seppo Virtanen , Nishant Ravikumar , Alejandro F. Frangi

Generation of simulated data is essential for data analysis in particle physics, but current Monte Carlo methods are very computationally expensive. Deep-learning-based generative models have successfully generated simulated data at lower…

Data Analysis, Statistics and Probability · Physics 2021-02-24 Yadong Lu , Julian Collado , Daniel Whiteson , Pierre Baldi

Federated Generative Adversarial Network (FedGAN) is a communication-efficient approach to train a GAN across distributed clients without clients having to share their sensitive training data. In this paper, we experimentally show that…

Machine Learning · Computer Science 2021-04-19 Vaikkunth Mugunthan , Vignesh Gokul , Lalana Kagal , Shlomo Dubnov

In recent years, computational improvements have allowed for more nuanced, data-driven and geographically explicit agent-based simulations. So far, simulations have struggled to adequately represent the attributes that motivate the actions…

Multiagent Systems · Computer Science 2026-01-29 Alba Aguilera , Miquel Albertí , Nardine Osman , Georgina Curto

Synthetic data generation offers promise for addressing data scarcity and privacy concerns in educational technology, yet practitioners lack empirical guidance for selecting between traditional resampling techniques and modern deep learning…

Machine Learning · Computer Science 2026-04-24 Tapiwa Amion Chinodakufa , Ashfaq Ali Shafin , Khandaker Mamun Ahmed

In many practical real-world applications, data missing is a very common phenomenon, making the development of data-driven artificial intelligence theory and technology increasingly difficult. Data completion is an important method for…

Machine Learning · Computer Science 2024-06-13 Xiaohua Pan , Weifeng Wu , Peiran Liu , Zhen Li , Peng Lu , Peijian Cao , Jianfeng Zhang , Xianfei Qiu , YangYang Wu

One of the main challenges in the parametrization of geological models is the ability to capture complex geological structures often observed in the subsurface. In recent years, generative adversarial networks (GAN) were proposed as an…

Machine Learning · Statistics 2019-04-10 Shing Chan , Ahmed H. Elsheikh

An effective perception system is a fundamental component for farming robots, as it enables them to properly perceive the surrounding environment and to carry out targeted operations. The most recent methods make use of state-of-the-art…

Computer Vision and Pattern Recognition · Computer Science 2021-09-07 Mulham Fawakherji , Ciro Potena , Alberto Pretto , Domenico D. Bloisi , Daniele Nardi

The published method Generative Adversarial Networks for Recommender Systems (GANRS) allows generating data sets for collaborative filtering recommendation systems. The GANRS source code is available along with a representative set of…

Information Retrieval · Computer Science 2024-10-28 Jesús Bobadilla , Abraham Gutiérrez

Missing node attributes is a common problem in real-world graphs. Graph neural networks have been demonstrated power in graph representation learning while their performance is affected by the completeness of graph information. Most of them…

Machine Learning · Computer Science 2022-02-17 Zhixian Chen , Tengfei Ma , Yangqiu Song , Yang Wang

Generative Adversarial Networks (GANs) have recently achieved unprecedented success in photo-realistic image synthesis from low-dimensional random noise. The ability to synthesize high-quality content at a large scale brings potential risks…

Computer Vision and Pattern Recognition · Computer Science 2021-05-28 Celia Cintas , Skyler Speakman , Girmaw Abebe Tadesse , Victor Akinwande , Edward McFowland , Komminist Weldemariam

This study proposes a novel framework for spectral unmixing by using 1D convolution kernels and spectral uncertainty. High-level representations are computed from data, and they are further modeled with the Multinomial Mixture Model to…

Computer Vision and Pattern Recognition · Computer Science 2020-12-15 Savas Ozkan , Gozde Bozdagi Akar

Individual-level data (microdata) that characterizes a population, is essential for studying many real-world problems. However, acquiring such data is not straightforward due to cost and privacy constraints, and access is often limited to…

Machine Learning · Computer Science 2022-12-13 Angeela Acharya , Siddhartha Sikdar , Sanmay Das , Huzefa Rangwala

It is still a challenging task to learn a neural text generation model under the framework of generative adversarial networks (GANs) since the entire training process is not differentiable. The existing training strategies either suffer…

Computation and Language · Computer Science 2023-07-25 Liping Yuan , Jiehang Zeng , Xiaoqing Zheng

Generative Adversarial Networks (GANs) have significantly advanced image synthesis, however, the synthesis quality drops significantly given a limited amount of training data. To improve the data efficiency of GAN training, prior work…

Computer Vision and Pattern Recognition · Computer Science 2021-06-09 Ceyuan Yang , Yujun Shen , Yinghao Xu , Bolei Zhou

Image inpainting is a restoration method that reconstructs missing image parts. However, a carefully selected mask of known pixels that yield a high quality inpainting can also act as a sparse image representation. This challenging spatial…

Image and Video Processing · Electrical Eng. & Systems 2022-12-05 Pascal Peter

Predicting the Stock movement attracts much attention from both industry and academia. Despite such significant efforts, the results remain unsatisfactory due to the inherently complicated nature of the stock market driven by factors…

Statistical Finance · Quantitative Finance 2023-03-01 Jingyi Gu , Fadi P. Deek , Guiling Wang