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Generative Adversarial Networks (GANs) have shown great capacity on image generation, in which a discriminative model guides the training of a generative model to construct images that resemble real images. Recently, GANs have been extended…

Computation and Language · Computer Science 2018-08-24 Xinyue Liu , Xiangnan Kong , Lei Liu , Kuorong Chiang

Generative Adversarial Networks (GANs) have been widely applied in modeling diverse image distributions. However, despite its impressive applications, the structure of the latent space in GANs largely remains as a black-box, leaving its…

Computer Vision and Pattern Recognition · Computer Science 2022-09-05 Zikun Chen , Ruowei Jiang , Brendan Duke , Han Zhao , Parham Aarabi

We investigate the effectiveness of generative adversarial networks (GANs) for speech enhancement, in the context of improving noise robustness of automatic speech recognition (ASR) systems. Prior work demonstrates that GANs can effectively…

Sound · Computer Science 2018-11-01 Chris Donahue , Bo Li , Rohit Prabhavalkar

Classical parametric speech coding techniques provide a compact representation for speech signals. This affords a very low transmission rate but with a reduced perceptual quality of the reconstructed signals. Recently, autoregressive deep…

Audio and Speech Processing · Electrical Eng. & Systems 2019-07-02 Ahmed Mustafa , Arijit Biswas , Christian Bergler , Julia Schottenhamml , Andreas Maier

The state-of-the-art StyleGAN2 network supports powerful methods to create and edit art, including generating random images, finding images "like" some query, and modifying content or style. Further, recent advancements enable training with…

Computer Vision and Pattern Recognition · Computer Science 2021-10-22 Vaibhav Vavilala , David Forsyth

We propose the HumanGAN, a generative adversarial network (GAN) incorporating human perception as a discriminator. A basic GAN trains a generator to represent a real-data distribution by fooling the discriminator that distinguishes real and…

Sound · Computer Science 2019-09-26 Kazuki Fujii , Yuki Saito , Shinnosuke Takamichi , Yukino Baba , Hiroshi Saruwatari

Generative Adversarial Networks (GANs) have become a dominant class of generative models. In recent years, GAN variants have yielded especially impressive results in the synthesis of a variety of forms of data. Examples include compelling…

Computer Vision and Pattern Recognition · Computer Science 2019-04-02 Joseph Suarez

Audio codecs are typically transform-domain based and efficiently code stationary audio signals, but they struggle with speech and signals containing dense transient events such as applause. Specifically, with these two classes of signals…

Audio and Speech Processing · Electrical Eng. & Systems 2020-01-28 Arijit Biswas , Dai Jia

Most GAN(Generative Adversarial Network)-based approaches towards high-fidelity waveform generation heavily rely on discriminators to improve their performance. However, GAN methods introduce much uncertainty into the generation process and…

Sound · Computer Science 2022-03-22 Shengyuan Xu , Wenxiao Zhao , Jing Guo

The generative adversarial network (GAN) framework has emerged as a powerful tool for various image and video synthesis tasks, allowing the synthesis of visual content in an unconditional or input-conditional manner. It has enabled the…

Computer Vision and Pattern Recognition · Computer Science 2020-12-01 Ming-Yu Liu , Xun Huang , Jiahui Yu , Ting-Chun Wang , Arun Mallya

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

Recently introduced generative adversarial network (GAN) has been shown numerous promising results to generate realistic samples. The essential task of GAN is to control the features of samples generated from a random distribution. While…

Machine Learning · Computer Science 2019-04-02 Minhyeok Lee , Junhee Seok

Generative adversarial network (GAN) has attracted increasing attention recently owing to its impressive ability to generate realistic samples with high privacy protection. Without directly interactive with training examples, the generative…

Machine Learning · Computer Science 2020-07-07 Chuan Ma , Jun Li , Ming Ding , Bo Liu , Kang Wei , Jian Weng , H. Vincent Poor

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…

Image and Video Processing · Electrical Eng. & Systems 2020-06-16 Qi Chang , Hui Qu , Yikai Zhang , Mert Sabuncu , Chao Chen , Tong Zhang , Dimitris Metaxas

Class-conditional image generation using generative adversarial networks (GANs) has been investigated through various techniques; however, it continues to face challenges such as mode collapse, training instability, and low-quality output…

Computer Vision and Pattern Recognition · Computer Science 2023-06-07 Taesun Yeom , Minhyeok Lee

Generative adversarial nets (GANs) have been widely studied during the recent development of deep learning and unsupervised learning. With an adversarial training mechanism, GAN manages to train a generative model to fit the underlying…

Information Retrieval · Computer Science 2018-06-12 Weinan Zhang

Despite the rapid development of adversarial machine learning, most adversarial attack and defense researches mainly focus on the perturbation-based adversarial examples, which is constrained by the input images. In comparison with existing…

Computer Vision and Pattern Recognition · Computer Science 2020-02-10 Xiaosen Wang , Kun He , Chuanbiao Song , Liwei Wang , John E. Hopcroft

Generative adversarial networks (GANs) have been shown to produce realistic samples from high-dimensional distributions, but training them is considered hard. A possible explanation for training instabilities is the inherent imbalance…

Machine Learning · Statistics 2018-07-12 Mehdi S. M. Sajjadi , Giambattista Parascandolo , Arash Mehrjou , Bernhard Schölkopf

Generative Adversarial Networks (GANs) have a great performance in image generation, but they need a large scale of data to train the entire framework, and often result in nonsensical results. We propose a new method referring to…

Machine Learning · Computer Science 2018-11-07 Jinxuan Sun , Guoqiang Zhong , Yang Chen , Yongbin Liu , Tao Li , Zhongwen Guo

Deep neural networks (DNNs) have been found to be vulnerable to adversarial examples resulting from adding small-magnitude perturbations to inputs. Such adversarial examples can mislead DNNs to produce adversary-selected results. Different…

Cryptography and Security · Computer Science 2019-02-15 Chaowei Xiao , Bo Li , Jun-Yan Zhu , Warren He , Mingyan Liu , Dawn Song