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Existing face hallucination methods based on convolutional neural networks (CNN) have achieved impressive performance on low-resolution (LR) faces in a normal illumination condition. However, their performance degrades dramatically when LR…

Computer Vision and Pattern Recognition · Computer Science 2020-03-20 Yang Zhang , Ivor Tsang , Yawei Luo , Changhui Hu , Xiaobo Lu , Xin Yu

Synthetically generated images can be used to create media content or to complement datasets for training image analysis models. Several methods have recently been proposed for the synthesis of high-fidelity face images; however, the…

Machine Learning · Computer Science 2024-05-21 Emmanouil Maragkoudakis , Symeon Papadopoulos , Iraklis Varlamis , Christos Diou

We develop a novel method for training of GANs for unsupervised and class conditional generation of images, called Linear Discriminant GAN (LD-GAN). The discriminator of an LD-GAN is trained to maximize the linear separability between…

Machine Learning · Statistics 2017-07-26 Zhun Sun , Mete Ozay , Takayuki Okatani

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 proven to be surprisingly efficient for image editing by inverting and manipulating the latent code corresponding to a natural image. This property emerges from the disentangled nature of the…

Computer Vision and Pattern Recognition · Computer Science 2021-07-12 Mustafa Shukor , Xu Yao , Bharath Bhushan Damodaran , Pierre Hellier

Generative Adversarial Networks (GANs) have gained momentum for their ability to model image distributions. They learn to emulate the training set and that enables sampling from that domain and using the knowledge learned for useful…

Computer Vision and Pattern Recognition · Computer Science 2019-04-18 Abdullah Hamdi , Bernard Ghanem

We propose a novel single face image super-resolution method, which named Face Conditional Generative Adversarial Network(FCGAN), based on boundary equilibrium generative adversarial networks. Without taking any facial prior information,…

Computer Vision and Pattern Recognition · Computer Science 2017-07-05 Huang Bin , Chen Weihai , Wu Xingming , Lin Chun-Liang

In this paper we present several architectural and optimization recipes for generative adversarial network(GAN) based facial semantic inpainting. Current benchmark models are susceptible to initial solutions of non-convex optimization…

Computer Vision and Pattern Recognition · Computer Science 2024-10-30 Avisek Lahiri , Arnav Jain , Divyasri Nadendla , Prabir Kumar Biswas

Recently the GAN generated face images are more and more realistic with high-quality, even hard for human eyes to detect. On the other hand, the forensics community keeps on developing methods to detect these generated fake images and try…

Computer Vision and Pattern Recognition · Computer Science 2019-12-11 Xinsheng Xuan , Bo Peng , Wei Wang , Jing Dong

Recent advances in generative adversarial networks (GANs) have shown great potentials in realistic image synthesis whereas most existing works address synthesis realism in either appearance space or geometry space but few in both. This…

Computer Vision and Pattern Recognition · Computer Science 2019-04-03 Fangneng Zhan , Hongyuan Zhu , Shijian Lu

Generating images via the generative adversarial network (GAN) has attracted much attention recently. However, most of the existing GAN-based methods can only produce low-resolution images of limited quality. Directly generating…

Computer Vision and Pattern Recognition · Computer Science 2019-04-01 Yong Guo , Qi Chen , Jian Chen , Qingyao Wu , Qinfeng Shi , Mingkui Tan

While Generative Adversarial Networks (GANs) are fundamental to many generative modelling applications, they suffer from numerous issues. In this work, we propose a principled framework to simultaneously mitigate two fundamental issues in…

Machine Learning · Computer Science 2020-11-24 Kwot Sin Lee , Ngoc-Trung Tran , Ngai-Man Cheung

Deep generative models learned through adversarial training have become increasingly popular for their ability to generate naturalistic image textures. However, aside from their texture, the visual appearance of objects is significantly…

Computer Vision and Pattern Recognition · Computer Science 2018-03-29 Jean Kossaifi , Linh Tran , Yannis Panagakis , Maja Pantic

Faces generated using generative adversarial networks (GANs) have reached unprecedented realism. These faces, also known as "Deep Fakes", appear as realistic photographs with very little pixel-level distortions. While some work has enabled…

Computer Vision and Pattern Recognition · Computer Science 2023-12-14 Manan Oza , Sukalpa Chanda , David Doermann

Generative Adversarial Networks (GANs) have recently advanced image synthesis by learning the underlying distribution of the observed data. However, how the features learned from solving the task of image generation are applicable to other…

Computer Vision and Pattern Recognition · Computer Science 2021-04-06 Yinghao Xu , Yujun Shen , Jiapeng Zhu , Ceyuan Yang , Bolei Zhou

In this paper, we explore the task of generating photo-realistic face images from lines. Previous methods based on conditional generative adversarial networks (cGANs) have shown their power to generate visually plausible images when a…

Computer Vision and Pattern Recognition · Computer Science 2019-10-22 Yuhang Li , Xuejin Chen , Feng Wu , Zheng-Jun Zha

While Generative Adversarial Networks (GANs) have seen huge successes in image synthesis tasks, they are notoriously difficult to adapt to different datasets, in part due to instability during training and sensitivity to hyperparameters.…

Computer Vision and Pattern Recognition · Computer Science 2020-06-16 Animesh Karnewar , Oliver Wang

Generative Adversarial Networks are proved to be efficient on various kinds of image generation tasks. However, it is still a challenge if we want to generate images precisely. Many researchers focus on how to generate images with one…

Computer Vision and Pattern Recognition · Computer Science 2017-11-30 Ziqiang Zheng , Zhibin Yu , Haiyong Zheng , Chao Wang , Nan Wang

Generative Adversarial Networks (GANs) became very popular for generation of realistically looking images. In this paper, we propose to use GANs to synthesize artificial financial data for research and benchmarking purposes. We test this…

Machine Learning · Computer Science 2020-02-07 Dmitry Efimov , Di Xu , Luyang Kong , Alexey Nefedov , Archana Anandakrishnan

In this paper, we propose a talking face generation method that takes an audio signal as input and a short target video clip as reference, and synthesizes a photo-realistic video of the target face with natural lip motions, head poses, and…

Computer Vision and Pattern Recognition · Computer Science 2021-08-19 Chenxu Zhang , Yifan Zhao , Yifei Huang , Ming Zeng , Saifeng Ni , Madhukar Budagavi , Xiaohu Guo
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