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Positron emission tomography (PET) is a widely used, highly sensitive molecular imaging in clinical diagnosis. There is interest in reducing the radiation exposure from PET but also maintaining adequate image quality. Recent methods using…

图像与视频处理 · 电气工程与系统科学 2024-10-28 Yuxin Xue , Lei Bi , Yige Peng , Michael Fulham , David Dagan Feng , Jinman Kim

Reliable facial expression recognition plays a critical role in human-machine interactions. However, most of the facial expression analysis methodologies proposed to date pay little or no attention to the protection of a user's privacy. In…

计算机视觉与模式识别 · 计算机科学 2018-09-10 Jiawei Chen , Janusz Konrad , Prakash Ishwar

Building on top of the success of generative adversarial networks (GANs), conditional GANs attempt to better direct the data generation process by conditioning with certain additional information. Inspired by the most recent AC-GAN, in this…

计算机视觉与模式识别 · 计算机科学 2018-05-08 Chengcheng Li , Zi Wang , Hairong Qi

Despite the success of generative adversarial networks (GANs) for image generation, the trade-off between visual quality and image diversity remains a significant issue. This paper achieves both aims simultaneously by improving the…

计算机视觉与模式识别 · 计算机科学 2018-07-04 Duhyeon Bang , Hyunjung Shim

Improving the aesthetic quality of images is challenging and eager for the public. To address this problem, most existing algorithms are based on supervised learning methods to learn an automatic photo enhancer for paired data, which…

计算机视觉与模式识别 · 计算机科学 2021-01-06 Zhangkai Ni , Wenhan Yang , Shiqi Wang , Lin Ma , Sam Kwong

Semantically guided conditional Generative Adversarial Networks (cGANs) have become a popular approach for face editing in recent years. However, most existing methods introduce semantic masks as direct conditional inputs to the generator…

计算机视觉与模式识别 · 计算机科学 2022-06-17 Jiaze Sun , Binod Bhattarai , Zhixiang Chen , Tae-Kyun Kim

Despite the recent advance of Generative Adversarial Networks (GANs) in high-fidelity image synthesis, there lacks enough understanding of how GANs are able to map a latent code sampled from a random distribution to a photo-realistic image.…

计算机视觉与模式识别 · 计算机科学 2020-04-01 Yujun Shen , Jinjin Gu , Xiaoou Tang , Bolei Zhou

Generative adversarial networks (GANs) have remarkably advanced in diverse domains, especially image generation and editing. However, the misuse of GANs for generating deceptive images, such as face replacement, raises significant security…

计算机视觉与模式识别 · 计算机科学 2024-01-31 Lei Zhang , Hao Chen , Shu Hu , Bin Zhu , Ching Sheng Lin , Xi Wu , Jinrong Hu , Xin Wang

Facial expression manipulation aims to change human facial expressions without affecting face recognition. In order to transform the facial expressions to target expressions, previous methods relied on expression labels to guide the…

计算机视觉与模式识别 · 计算机科学 2024-12-04 Dongya Sun , Yunfei Hu , Xianzhe Zhang , Yingsong Hu

Generative Adversarial Networks (GAN) have been employed for face super resolution but they bring distorted facial details easily and still have weakness on recovering realistic texture. To further improve the performance of GAN based…

计算机视觉与模式识别 · 计算机科学 2020-08-31 Hao Dou , Chen Chen , Xiyuan Hu , Zuxing Xuan , Zhisen Hu , Silong Peng

Anyone can take a photo, but not everybody has the ability to retouch their pictures and obtain result close to professional. Since it is not possible to ask experts to retouch thousands of pictures, we thought about teaching a piece of…

计算机视觉与模式识别 · 计算机科学 2020-06-05 Marc Bickel , Samuel Dubuis , Sébastien Gachoud

Despite the substantial progress in recent years, the image captioning techniques are still far from being perfect.Sentences produced by existing methods, e.g. those based on RNNs, are often overly rigid and lacking in variability. This…

计算机视觉与模式识别 · 计算机科学 2017-08-14 Bo Dai , Sanja Fidler , Raquel Urtasun , Dahua Lin

The two underlying requirements of face age progression, i.e. aging accuracy and identity permanence, are not well studied in the literature. In this paper, we present a novel generative adversarial network based approach. It separately…

计算机视觉与模式识别 · 计算机科学 2019-01-11 Hongyu Yang , Di Huang , Yunhong Wang , Anil K. Jain

Recent advances in Generative Adversarial Nets (GANs) have shown remarkable improvements for facial expression editing. However, current methods are still prone to generate artifacts and blurs around expression-intensive regions, and often…

计算机视觉与模式识别 · 计算机科学 2020-03-26 Rongliang Wu , Gongjie Zhang , Shijian Lu , Tao Chen

Recent successes in generative modeling have accelerated studies on this subject and attracted the attention of researchers. One of the most important methods used to achieve this success is Generative Adversarial Networks (GANs). It has…

图形学 · 计算机科学 2022-09-27 Muhammed Pektas , Aybars Ugur

This paper introduces ActGAN - a novel end-to-end generative adversarial network (GAN) for one-shot face reenactment. Given two images, the goal is to transfer the facial expression of the source actor onto a target person in a…

计算机视觉与模式识别 · 计算机科学 2020-04-01 Ivan Kosarevych , Marian Petruk , Markian Kostiv , Orest Kupyn , Mykola Maksymenko , Volodymyr Budzan

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…

计算机视觉与模式识别 · 计算机科学 2023-12-14 Manan Oza , Sukalpa Chanda , David Doermann

Generative adversarial networks (GANs) have made remarkable achievements in synthesizing images in recent years. Typically, training GANs requires massive data, and the performance of GANs deteriorates significantly when training data is…

计算机视觉与模式识别 · 计算机科学 2025-02-04 Mengping Yang , Zhe Wang , Ziqiu Chi , Dongdong Li , Wenli Du

In this work we demonstrate that generative adversarial networks (GANs) can be used to generate realistic pervasive changes in remote sensing imagery, even in an unpaired training setting. We investigate some transformation quality metrics…

图像与视频处理 · 电气工程与系统科学 2020-05-19 Christopher X. Ren , Amanda Ziemann , James Theiler , Alice M. S. Durieux

Facial expression analysis in the wild is challenging when the facial image is with low resolution or partial occlusion. Considering the correlations among different facial local regions under different facial expressions, this paper…

计算机视觉与模式识别 · 计算机科学 2020-01-03 Zhilei Liu , Le Li , Yunpeng Wu , Cuicui Zhang