English
Related papers

Related papers: The relativistic discriminator: a key element miss…

200 papers

Generative adversarial networks (GANs) have demonstrated to be successful at generating realistic real-world images. In this paper we compare various GAN techniques, both supervised and unsupervised. The effects on training stability of…

Machine Learning · Computer Science 2018-03-28 Mathijs Pieters , Marco Wiering

In this paper, we propose CKGAN, a novel generative adversarial network (GAN) variant based on an integral probability metrics framework with characteristic kernel (CKIPM). CKIPM, as a distance between two probability distributions, is…

Machine Learning · Computer Science 2025-04-09 Kuntian Zhang , Simin Yu , Yaoshu Wang , Makoto Onizuka , Chuan Xiao

In adversarial learning, discriminator often fails to guide the generator successfully since it distinguishes between real and generated images using silly or non-robust features. To alleviate this problem, this brief presents a simple but…

Machine Learning · Computer Science 2021-01-20 Yong-Goo Shin , Yoon-Jae Yeo , Sung-Jea Ko

We present an empirical investigation of a recent class of Generative Adversarial Networks (GANs) using Integral Probability Metrics (IPM) and their performance for semi-supervised learning. IPM-based GANs like Wasserstein GAN, Fisher GAN…

Machine Learning · Computer Science 2017-12-08 Tom Sercu , Youssef Mroueh

Despite an impressive performance from the latest GAN for generating hyper-realistic images, GAN discriminators have difficulty evaluating the quality of an individual generated sample. This is because the task of evaluating the quality of…

Image and Video Processing · Electrical Eng. & Systems 2019-12-03 Xiru Zhu , Fengdi Che , Tianzi Yang , Tzuyang Yu , David Meger , Gregory Dudek

Auto-encoding generative adversarial networks (GANs) combine the standard GAN algorithm, which discriminates between real and model-generated data, with a reconstruction loss given by an auto-encoder. Such models aim to prevent mode…

Machine Learning · Statistics 2017-10-24 Mihaela Rosca , Balaji Lakshminarayanan , David Warde-Farley , Shakir Mohamed

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

Conditional Generative Adversarial Networks (cGANs) have been used in many image processing tasks. However, they still have serious problems maintaining the balance between conditioning the output on the input and creating the output with…

Computer Vision and Pattern Recognition · Computer Science 2021-09-14 Mohammadreza Naderi , Zahra Nabizadeh , Nader Karimi , Shahram Shirani , Shadrokh Samavi

The generation of high-quality synthetic data presents significant challenges in machine learning research, particularly regarding statistical fidelity and uncertainty quantification. Existing generative models produce compelling synthetic…

Machine Learning · Computer Science 2025-05-13 Rahul Vishwakarma , Shrey Dharmendra Modi , Vishwanath Seshagiri

Generative adversarial networks (GANs) are pairs of artificial neural networks that are trained one against each other. The outputs from a generator are mixed with the real-world inputs to the discriminator and both networks are trained…

Neural and Evolutionary Computing · Computer Science 2020-06-11 Andrei Kucharavy , El Mahdi El Mhamdi , Rachid Guerraoui

The loss function of Generative adversarial network(GAN) is an important factor that affects the quality and diversity of the generated samples for anomaly detection. In this paper, we propose an unsupervised multiple time series anomaly…

Machine Learning · Computer Science 2023-10-30 Shan Lu , Zhicheng Dong , Donghong Cai , Fang Fang , Dongcai Zhao

Effective training of neural networks requires much data. In the low-data regime, parameters are underdetermined, and learnt networks generalise poorly. Data Augmentation alleviates this by using existing data more effectively. However…

Machine Learning · Statistics 2018-03-23 Antreas Antoniou , Amos Storkey , Harrison Edwards

The autoregressive language model (ALM) trained with maximum likelihood estimation (MLE) is widely used in unconditional text generation. Due to exposure bias, the generated texts still suffer from low quality and diversity. This presents…

Computer Vision and Pattern Recognition · Computer Science 2020-06-23 Xingyuan Chen , Ping Cai , Peng Jin , Hongjun Wang , Xinyu Dai , Jiajun Chen

Anomaly detection aims to detect abnormal events by a model of normality. It plays an important role in many domains such as network intrusion detection, criminal activity identity and so on. With the rapidly growing size of accessible…

Machine Learning · Computer Science 2018-08-02 Chu Wang , Yan-Ming Zhang , Cheng-Lin Liu

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

Unsupervised learning with generative adversarial networks (GANs) has proven to be hugely successful. Regular GANs hypothesize the discriminator as a classifier with the sigmoid cross entropy loss function. However, we found that this loss…

Computer Vision and Pattern Recognition · Computer Science 2018-09-24 Xudong Mao , Qing Li , Haoran Xie , Raymond Y. K. Lau , Zhen Wang , Stephen Paul Smolley

Generative adversarial networks (GANs) are a method based on the training of two neural networks, one called generator and the other discriminator, competing with each other to generate new instances that resemble those of the probability…

Artificial Intelligence · Computer Science 2023-02-21 Jordi de la Torre

Recently, generative adversarial networks (GANs) have shown promising performance in generating realistic images. However, they often struggle in learning complex underlying modalities in a given dataset, resulting in poor-quality generated…

Computer Vision and Pattern Recognition · Computer Science 2018-05-09 David Keetae Park , Seungjoo Yoo , Hyojin Bahng , Jaegul Choo , Noseong Park

Unsupervised learning with generative adversarial networks (GANs) has proven hugely successful. Regular GANs hypothesize the discriminator as a classifier with the sigmoid cross entropy loss function. However, we found that this loss…

Computer Vision and Pattern Recognition · Computer Science 2017-04-06 Xudong Mao , Qing Li , Haoran Xie , Raymond Y. K. Lau , Zhen Wang , Stephen Paul Smolley

Implicit generative models have the capability to learn arbitrary complex data distributions. On the downside, training requires telling apart real data from artificially-generated ones using adversarial discriminators, leading to unstable…

Machine Learning · Computer Science 2024-02-27 José Manuel de Frutos , Pablo M. Olmos , Manuel A. Vázquez , Joaquín Míguez