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We extend and improve the work of Model Agnostic Anchors for explanations on image classification through the use of generative adversarial networks (GANs). Using GANs, we generate samples from a more realistic perturbation distribution, by…

Machine Learning · Statistics 2019-06-04 Kurtis Evan David , Harrison Keane , Jun Min Noh

Deep neural networks (DNNs) are vulnerable to adversarial examples, which are crafted by adding imperceptible perturbations to inputs. Recently different attacks and strategies have been proposed, but how to generate adversarial examples…

Machine Learning · Computer Science 2021-01-13 Tao Bai , Jun Zhao , Jinlin Zhu , Shoudong Han , Jiefeng Chen , Bo Li , Alex Kot

Generative adversarial networks (GAN) are a powerful subclass of generative models. Despite a very rich research activity leading to numerous interesting GAN algorithms, it is still very hard to assess which algorithm(s) perform better than…

Machine Learning · Statistics 2018-10-30 Mario Lucic , Karol Kurach , Marcin Michalski , Sylvain Gelly , Olivier Bousquet

Generative adversarial networks (GANs) have shown great success in applications such as image generation and inpainting. However, they typically require large datasets, which are often not available, especially in the context of prediction…

Machine Learning · Computer Science 2020-01-31 Daniel Stoller , Sebastian Ewert , Simon Dixon

Standard adversarial training involves two agents, namely a generator and a discriminator, playing a mini-max game. However, even if the players converge to an equilibrium, the generator may only recover a part of the target data…

Machine Learning · Computer Science 2019-02-22 Botos Csaba , Adnane Boukhayma , Viveka Kulharia , András Horváth , Philip H. S. Torr

Generative adversarial networks (GANs) have been a popular deep generative model for real-world applications. Despite many recent efforts on GANs that have been contributed, mode collapse and instability of GANs are still open problems…

Computer Vision and Pattern Recognition · Computer Science 2021-03-24 Shiming Chen , Wenjie Wang , Beihao Xia , Xinge You , Zehong Cao , Weiping Ding

Generating time series data using Generative Adversarial Networks (GANs) presents several prevalent challenges, such as slow convergence, information loss in embedding spaces, instability, and performance variability depending on the series…

Machine Learning · Computer Science 2024-09-24 MohammadReza EskandariNasab , Shah Muhammad Hamdi , Soukaina Filali Boubrahimi

Generative Adversarial Networks (GANs) have become a powerful approach for generative image modeling. However, GANs are notorious for their training instability, especially on large-scale, complex datasets. While the recent work of BigGAN…

Computer Vision and Pattern Recognition · Computer Science 2020-09-30 Ting-Yun Chang , Chi-Jen Lu

Semi-supervised learning methods based on generative adversarial networks (GANs) obtained strong empirical results, but it is not clear 1) how the discriminator benefits from joint training with a generator, and 2) why good semi-supervised…

Machine Learning · Computer Science 2017-11-06 Zihang Dai , Zhilin Yang , Fan Yang , William W. Cohen , Ruslan Salakhutdinov

Generative adversarial networks are a novel method for statistical inference that have achieved much empirical success; however, the factors contributing to this success remain ill-understood. In this work, we attempt to analyze generative…

Machine Learning · Computer Science 2018-09-13 Shuang Liu , Kamalika Chaudhuri

Generative Adversarial Networks (GANs) were intuitively and attractively explained under the perspective of game theory, wherein two involving parties are a discriminator and a generator. In this game, the task of the discriminator is to…

Machine Learning · Computer Science 2017-11-07 Trung Le , Tu Dinh Nguyen , Dinh Phung

Generative adversarial networks constitute a powerful approach to generative modeling. While generated samples often are indistinguishable from real data, there is no guarantee that they will follow the true data distribution. For…

Machine Learning · Statistics 2024-09-09 Philipp Pilar , Niklas Wahlström

While generative adversarial networks (GAN) have been widely adopted in various topics, in this paper we generalize the standard GAN to a new perspective by treating realness as a random variable that can be estimated from multiple angles.…

Machine Learning · Computer Science 2020-02-14 Yuanbo Xiangli , Yubin Deng , Bo Dai , Chen Change Loy , Dahua Lin

Generative adversarial networks (GANs) have given us a great tool to fit implicit generative models to data. Implicit distributions are ones we can sample from easily, and take derivatives of samples with respect to model parameters. These…

Machine Learning · Statistics 2017-02-28 Ferenc Huszár

Generative Adversarial Networks (GANs) have shown impressive results in various image synthesis tasks. Vast studies have demonstrated that GANs are more powerful in feature and expression learning compared to other generative models and…

Computer Vision and Pattern Recognition · Computer Science 2025-04-09 Omar De Mitri , Ruyu Wang , Marco F. Huber

Generative Adversarial Networks (GANs) are a type of generative model which have received much attention due to their ability to model complex real-world data. Despite their recent successes, the process of training GANs remains…

Machine Learning · Computer Science 2020-03-26 Maciej Wiatrak , Stefano V. Albrecht , Andrew Nystrom

We introduce a novel method to unite deep learning with biology by which generative adversarial networks (GANs) generate transcriptome perturbations and reveal condition-defining gene expression patterns. We find that a generator…

Quantitative Methods · Quantitative Biology 2019-07-02 Colin Targonski , Benjamin T. Shealy , Melissa C. Smith , F. Alex Feltus

We construct realistic equity option market simulators based on generative adversarial networks (GANs). We consider recurrent and temporal convolutional architectures, and assess the impact of state compression. Option market simulators are…

Computational Finance · Quantitative Finance 2020-04-21 Magnus Wiese , Lianjun Bai , Ben Wood , Hans Buehler

We introduce generative adversarial models in which the discriminator is replaced by a calibrated (non-differentiable) classifier repeatedly enhanced by domain relevant features. The role of the classifier is to prove that the actual and…

Machine Learning · Computer Science 2019-10-08 Shahar Harel , Meir Maor , Amir Ronen

A basic, and still largely unanswered, question in the context of Generative Adversarial Networks (GANs) is whether they are truly able to capture all the fundamental characteristics of the distributions they are trained on. In particular,…

Machine Learning · Computer Science 2018-06-07 Shibani Santurkar , Ludwig Schmidt , Aleksander Mądry