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相关论文: Revisiting GAN with Bayes-Optimal Discrimination

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We propose in this paper a novel approach to tackle the problem of mode collapse encountered in generative adversarial network (GAN). Our idea is intuitive but proven to be very effective, especially in addressing some key limitations of…

机器学习 · 计算机科学 2017-09-13 Tu Dinh Nguyen , Trung Le , Hung Vu , Dinh Phung

We study how well generative adversarial networks (GAN) learn probability distributions from finite samples by analyzing the convergence rates of these models. Our analysis is based on a new oracle inequality that decomposes the estimation…

机器学习 · 计算机科学 2022-05-26 Yunfei Yang

Training Generative Adversarial Networks (GANs) remains a challenging problem. The discriminator trains the generator by learning the distribution of real/generated data. However, the distribution of generated data changes throughout the…

计算机视觉与模式识别 · 计算机科学 2024-01-05 Wentian Zhang , Haozhe Liu , Bing Li , Jinheng Xie , Yawen Huang , Yuexiang Li , Yefeng Zheng , Bernard Ghanem

In this paper, we propose a data privacy-preserving and communication efficient distributed GAN learning framework named Distributed Asynchronized Discriminator GAN (AsynDGAN). Our proposed framework aims to train a central generator learns…

图像与视频处理 · 电气工程与系统科学 2020-06-16 Qi Chang , Hui Qu , Yikai Zhang , Mert Sabuncu , Chao Chen , Tong Zhang , Dimitris Metaxas

We study the problem of alleviating the instability issue in the GAN training procedure via new architecture design. The discrepancy between the minimax and maximin objective values could serve as a proxy for the difficulties that the…

机器学习 · 计算机科学 2018-11-21 Hongyang Zhang , Susu Xu , Jiantao Jiao , Pengtao Xie , Ruslan Salakhutdinov , Eric P. Xing

We propose two new techniques for training Generative Adversarial Networks (GANs). Our objectives are to alleviate mode collapse in GAN and improve the quality of the generated samples. First, we propose neighbor embedding, a manifold…

计算机视觉与模式识别 · 计算机科学 2018-11-06 Ngoc-Trung Tran , Tuan-Anh Bui , Ngai-Man Cheung

We propose a novel GAN training scheme that can handle any level of labeling in a unified manner. Our scheme introduces a form of artificial labeling that can incorporate manually defined labels, when available, and induce an alignment…

机器学习 · 计算机科学 2021-06-21 Tomoki Watanabe , Paolo Favaro

Recently, a series of algorithms have been explored for GAN compression, which aims to reduce tremendous computational overhead and memory usages when deploying GANs on resource-constrained edge devices. However, most of the existing GAN…

计算机视觉与模式识别 · 计算机科学 2021-11-10 Shaojie Li , Jie Wu , Xuefeng Xiao , Fei Chao , Xudong Mao , Rongrong Ji

We study unsupervised generative modeling in terms of the optimal transport (OT) problem between true (but unknown) data distribution $P_X$ and the latent variable model distribution $P_G$. We show that the OT problem can be equivalently…

In offline RL, constraining the learned policy to remain close to the data is essential to prevent the policy from outputting out-of-distribution (OOD) actions with erroneously overestimated values. In principle, generative adversarial…

机器学习 · 计算机科学 2022-11-04 Quan Vuong , Aviral Kumar , Sergey Levine , Yevgen Chebotar

Deep generative models require large amounts of training data. This often poses a problem as the collection of datasets can be expensive and difficult, in particular datasets that are representative of the appropriate underlying…

计算机视觉与模式识别 · 计算机科学 2023-12-22 Anubhav Jain , Nasir Memon , Julian Togelius

We introduce a new algorithm named WGAN, an alternative to traditional GAN training. In this new model, we show that we can improve the stability of learning, get rid of problems like mode collapse, and provide meaningful learning curves…

机器学习 · 统计学 2017-12-08 Martin Arjovsky , Soumith Chintala , Léon Bottou

We show that the canonical approach for training differentially private GANs -- updating the discriminator with differentially private stochastic gradient descent (DPSGD) -- can yield significantly improved results after modifications to…

机器学习 · 计算机科学 2023-10-06 Alex Bie , Gautam Kamath , Guojun Zhang

In recent years, generative adversarial networks (GANs) have demonstrated impressive experimental results while there are only a few works that foster statistical learning theory for GANs. In this work, we propose an infinite dimensional…

机器学习 · 计算机科学 2023-01-20 Hayk Asatryan , Hanno Gottschalk , Marieke Lippert , Matthias Rottmann

Due to its causal semantics, Bayesian networks (BN) have been widely employed to discover the underlying data relationship in exploratory studies, such as brain research. Despite its success in modeling the probability distribution of…

计算机视觉与模式识别 · 计算机科学 2015-06-24 Luping Zhou , Lei Wang , Lingqiao Liu , Philip Ogunbona , Dinggang Shen

Generative adversarial networks (GAN) have shown remarkable results in image generation tasks. High fidelity class-conditional GAN methods often rely on stabilization techniques by constraining the global Lipschitz continuity. Such…

机器学习 · 计算机科学 2020-08-11 Jiachen Zhong , Xuanqing Liu , Cho-Jui Hsieh

We propose a rejection sampling scheme using the discriminator of a GAN to approximately correct errors in the GAN generator distribution. We show that under quite strict assumptions, this will allow us to recover the data distribution…

机器学习 · 统计学 2019-02-27 Samaneh Azadi , Catherine Olsson , Trevor Darrell , Ian Goodfellow , Augustus Odena

As a kind of generative self-supervised learning methods, generative adversarial nets have been widely studied in the field of anomaly detection. However, the representation learning ability of the generator is limited since it pays too…

计算机视觉与模式识别 · 计算机科学 2021-07-28 Xuan Xia , Xizhou Pan , Xing He , Jingfei Zhang , Ning Ding , Lin Ma

Generative Adversarial Networks (GANs) are one of the most popular tools for learning complex high dimensional distributions. However, generalization properties of GANs have not been well understood. In this paper, we analyze the…

机器学习 · 计算机科学 2019-02-12 Hoang Thanh-Tung , Truyen Tran , Svetha Venkatesh

Binary classifiers are often employed as discriminators in GAN-based unsupervised style transfer systems to ensure that transferred sentences are similar to sentences in the target domain. One difficulty with this approach is that the error…

计算与语言 · 计算机科学 2019-01-31 Zichao Yang , Zhiting Hu , Chris Dyer , Eric P. Xing , Taylor Berg-Kirkpatrick
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