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Related papers: Revisiting GAN with Bayes-Optimal Discrimination

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Studied here are Wasserstein generative adversarial networks (WGANs) with GroupSort neural networks as their discriminators. It is shown that the error bound of the approximation for the target distribution depends on the width and depth…

Machine Learning · Computer Science 2023-07-03 Yihang Gao , Michael K. Ng , Mingjie Zhou

Generative Adversarial Networks (GANs) are commonly used for modeling complex distributions of data. Both the generators and discriminators of GANs are often modeled by neural networks, posing a non-transparent optimization problem which is…

Machine Learning · Computer Science 2022-03-22 Arda Sahiner , Tolga Ergen , Batu Ozturkler , Burak Bartan , John Pauly , Morteza Mardani , Mert Pilanci

Generative adversarial networks (GANs) are unsupervised learning methods for training a generator distribution to produce samples that approximate those drawn from a target distribution. Many such methods can be formulated as minimization…

Machine Learning · Statistics 2025-05-13 Jeremiah Birrell

Generative adversarial nets (GANs) have been remarkably successful at learning to sample from distributions specified by a given dataset, particularly if the given dataset is reasonably large compared to its dimensionality. However, given…

Machine Learning · Computer Science 2022-11-29 Tiantian Fang , Ruoyu Sun , Alex Schwing

The standard practice in Generative Adversarial Networks (GANs) discards the discriminator during sampling. However, this sampling method loses valuable information learned by the discriminator regarding the data distribution. In this work,…

Machine Learning · Computer Science 2019-11-25 Yuejiang Liu , Parth Kothari , Alexandre Alahi

GANs involve training two networks in an adversarial game, where each network's task depends on its adversary. Recently, several works have framed GAN training as an online or continual learning problem. We focus on the discriminator, which…

Machine Learning · Computer Science 2018-12-06 Ting Chen , Xiaohua Zhai , Neil Houlsby

Generative Adversarial Networks (GANs) is a powerful family of models that learn an underlying distribution to generate synthetic data. Many existing studies of GANs focus on improving the realness of the generated image data for visual…

Machine Learning · Computer Science 2021-11-04 Si-An Chen , Chun-Liang Li , Hsuan-Tien Lin

In recent years, multi-scale generative adversarial networks (GANs) have been proposed to build generalized image processing models based on single sample. Constraining on the sample size, multi-scale GANs have much difficulty converging to…

Computer Vision and Pattern Recognition · Computer Science 2022-12-01 Jing Tang , Bo Tao , Zeyu Gong , Zhouping Yin

Traditional GANs use a deterministic generator function (typically a neural network) to transform a random noise input $z$ to a sample $\mathbf{x}$ that the discriminator seeks to distinguish. We propose a new GAN called Bayesian…

Machine Learning · Computer Science 2017-06-20 M. Ehsan Abbasnejad , Qinfeng Shi , Iman Abbasnejad , Anton van den Hengel , Anthony Dick

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…

Computation and Language · Computer Science 2019-04-10 Haohan Guo , Frank K. Soong , Lei He , Lei Xie

We deconstruct the performance of GANs into three components: 1. Formulation: we propose a perturbation view of the population target of GANs. Building on this interpretation, we show that GANs can be viewed as a generalization of the…

Machine Learning · Computer Science 2019-05-21 Banghua Zhu , Jiantao Jiao , David Tse

It is well known that the generative adversarial nets (GANs) are remarkably difficult to train. The recently proposed Wasserstein GAN (WGAN) creates principled research directions towards addressing these issues. But we found in practice…

Computer Vision and Pattern Recognition · Computer Science 2018-12-04 Lijun Zhang , Yujin Zhang , Yongbin Gao

Generative adversarial nets (GANs) are a promising technique for modeling a distribution from samples. It is however well known that GAN training suffers from instability due to the nature of its maximin formulation. In this paper, we…

Machine Learning · Computer Science 2017-06-21 Yujia Li , Alexander Schwing , Kuan-Chieh Wang , Richard Zemel

Generative adversarial network (GAN) is among the most popular deep learning models for learning complex data distributions. However, training a GAN is known to be a challenging task. This is often attributed to the lack of correlation…

Machine Learning · Computer Science 2020-12-15 Sahil Sidheekh , Aroof Aimen , Vineet Madan , Narayanan C. Krishnan

Recently, Generative Adversarial Networks (GANs) have demonstrated their potential in federated learning, i.e., learning a centralized model from data privately hosted by multiple sites. A federatedGAN jointly trains a centralized generator…

Machine Learning · Computer Science 2021-02-10 Yikai Zhang , Hui Qu , Qi Chang , Huidong Liu , Dimitris Metaxas , Chao Chen

Recent work has shown local convergence of GAN training for absolutely continuous data and generator distributions. In this paper, we show that the requirement of absolute continuity is necessary: we describe a simple yet prototypical…

Machine Learning · Computer Science 2018-08-01 Lars Mescheder , Andreas Geiger , Sebastian Nowozin

Fairness has become an essential problem in many domains of Machine Learning (ML), such as classification, natural language processing, and Generative Adversarial Networks (GANs). In this research effort, we study the unfairness of GANs. We…

Machine Learning · Computer Science 2022-07-22 Patrik Joslin Kenfack , Kamil Sabbagh , Adín Ramírez Rivera , Adil Khan

Generative Adversarial Networks (GAN) can achieve promising performance on learning complex data distributions on different types of data. In this paper, we first show a straightforward extension of existing GAN algorithm is not applicable…

Machine Learning · Computer Science 2018-10-16 Chun-Liang Li , Manzil Zaheer , Yang Zhang , Barnabas Poczos , Ruslan Salakhutdinov

Generative adversarial networks have achieved remarkable performance on various tasks but suffer from training instability. Despite many training strategies proposed to improve training stability, this issue remains as a challenge. In this…

Computer Vision and Pattern Recognition · Computer Science 2020-11-17 Faqiang Liu , Mingkun Xu , Guoqi Li , Jing Pei , Luping Shi , Rong Zhao

We introduce Kernel Density Discrimination GAN (KDD GAN), a novel method for generative adversarial learning. KDD GAN formulates the training as a likelihood ratio optimization problem where the data distributions are written explicitly via…

Machine Learning · Computer Science 2021-07-14 Abdelhak Lemkhenter , Adam Bielski , Alp Eren Sari , Paolo Favaro
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