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Conditional Generative Adversarial Networks (cGANs) are generative models that can produce data samples ($x$) conditioned on both latent variables ($z$) and known auxiliary information ($c$). We propose the Bidirectional cGAN (BiCoGAN),…

Machine Learning · Computer Science 2018-11-06 Ayush Jaiswal , Wael AbdAlmageed , Yue Wu , Premkumar Natarajan

Generative Adversarial Networks (GANs) represent a promising class of generative networks that combine neural networks with game theory. From generating realistic images and videos to assisting musical creation, GANs are transforming many…

Machine Learning · Computer Science 2017-12-04 Alexandre Yahi , Rami Vanguri , Noémie Elhadad , Nicholas P. Tatonetti

We introduce a self-attending task generative adversarial network (SATGAN) and apply it to the problem of augmenting synthetic high contrast scientific imagery of resident space objects with realistic noise patterns and sensor…

Machine Learning · Computer Science 2021-11-19 Nathan Toner , Justin Fletcher

In this paper, we compare different audio signal representations, including the raw audio waveform and a variety of time-frequency representations, for the task of audio synthesis with Generative Adversarial Networks (GANs). We conduct the…

Audio and Speech Processing · Electrical Eng. & Systems 2020-06-18 Javier Nistal , Stefan Lattner , Gaël Richard

Remarkable progress has been achieved in synthesizing photo-realistic images with generative adversarial networks (GANs). Recently, GANs are utilized as the training sample generator when obtaining or storing real training data is expensive…

Machine Learning · Computer Science 2022-12-22 Bo Zhao , Hakan Bilen

Generative adversarial networks are the state of the art approach towards learned synthetic image generation. Although early successes were mostly unsupervised, bit by bit, this trend has been superseded by approaches based on labelled…

Computer Vision and Pattern Recognition · Computer Science 2020-12-17 Ricard Durall , Kalun Ho , Franz-Josef Pfreundt , Janis Keuper

This paper concerns with the production of synthetic phasor measurement unit (PMU) data for research and education purposes. Due to the confidentiality of real PMU data and no public access to the real power systems infrastructure…

Signal Processing · Electrical Eng. & Systems 2018-12-11 Xiangtian Zheng , Bin Wang , Le Xie

In this paper, we propose to equip Generative Adversarial Networks with the ability to produce direct energy estimates for samples.Specifically, we propose a flexible adversarial training framework, and prove this framework not only ensures…

Machine Learning · Computer Science 2017-02-27 Zihang Dai , Amjad Almahairi , Philip Bachman , Eduard Hovy , Aaron Courville

In recent years, Generative Adversarial Networks (GAN) have emerged as a powerful method for learning the mapping from noisy latent spaces to realistic data samples in high-dimensional space. So far, the development and application of GANs…

Machine Learning · Statistics 2018-01-30 Atanas Mirchev , Seyed-Ahmad Ahmadi

As a revolutionary generative paradigm of deep learning, generative adversarial networks (GANs) have been widely applied in various fields to synthesize realistic data. However, it is challenging for conventional GANs to synthesize raw…

Signal Processing · Electrical Eng. & Systems 2023-06-27 Weidong Wang , Jiancheng An , Hongshu Liao , Lu Gan , Chau Yuen

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…

Machine Learning · Computer Science 2022-10-06 Abdellah Madane , Mohamed-djallel Dilmi , Florent Forest , Hanane Azzag , Mustapha Lebbah , Jerome Lacaille

Machine learning (ML) has been extensively adopted for the online sensing-based monitoring in advanced manufacturing systems. However, the sensor data collected under abnormal states are usually insufficient, leading to significant data…

Machine Learning · Computer Science 2024-02-23 Yuxuan Li , Chenang Liu

Typical methods for text-to-image synthesis seek to design effective generative architecture to model the text-to-image mapping directly. It is fairly arduous due to the cross-modality translation. In this paper we circumvent this problem…

Computer Vision and Pattern Recognition · Computer Science 2020-07-14 Jiadong Liang , Wenjie Pei , Feng Lu

Generating synthetic data for financial time series poses challenges, especially considering their non-stationary nature. Traditional statistical time series models normally assume weak stationarity. However, this assumption can constrain…

Computational Engineering, Finance, and Science · Computer Science 2026-05-22 Marco Gregnanin , Johannes De Smedt , Giorgio Gnecco , Maurizio Parton

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…

Machine Learning · Computer Science 2020-11-17 Alexander Geiger , Dongyu Liu , Sarah Alnegheimish , Alfredo Cuesta-Infante , Kalyan Veeramachaneni

Synthetic data generation becomes prevalent as a solution to privacy leakage and data shortage. Generative models are designed to generate a realistic synthetic dataset, which can precisely express the data distribution for the real…

Machine Learning · Computer Science 2021-04-22 Bingyang Wen , Luis Oliveros Colon , K. P. Subbalakshmi , R. Chandramouli

Unsupervised domain adaptation seeks to mitigate the distribution discrepancy between source and target domains, given labeled samples of the source domain and unlabeled samples of the target domain. Generative adversarial networks (GANs)…

Computer Vision and Pattern Recognition · Computer Science 2021-04-29 Mohammad Mahfujur Rahman , Clinton Fookes , Sridha Sridharan

Generative Adversarial Networks (GANs) have made a dramatic leap in high-fidelity image synthesis and stylized face generation. Recently, a layer-swapping mechanism has been developed to improve the stylization performance. However, this…

Computer Vision and Pattern Recognition · Computer Science 2021-10-25 Mingcong Liu , Qiang Li , Zekui Qin , Guoxin Zhang , Pengfei Wan , Wen Zheng

Utility and privacy are two crucial measurements of the quality of synthetic tabular data. While significant advancements have been made in privacy measures, generating synthetic samples with high utility remains challenging. To enhance the…

Machine Learning · Computer Science 2024-03-28 Oriel Perets , Nadav Rappoport

Recent advances in Generative Adversarial Networks (GANs) have resulted in its widespread applications to multiple domains. A recent model, IRGAN, applies this framework to Information Retrieval (IR) and has gained significant attention…

Machine Learning · Computer Science 2020-10-05 Ameet Deshpande , Mitesh M. Khapra