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In medical imaging, image synthesis is the estimation process of one image (sequence, modality) from another image (sequence, modality). Since images with different modalities provide diverse biomarkers and capture various features,…

图像与视频处理 · 电气工程与系统科学 2023-05-26 Firoozeh Shomal Zadeh , Sevda Molani , Maysam Orouskhani , Marziyeh Rezaei , Mehrzad Shafiei , Hossein Abbasi

In the context of generative models, text-to-image generation achieved impressive results in recent years. Models using different approaches were proposed and trained in huge datasets of pairs of texts and images. However, some methods rely…

神经与进化计算 · 计算机科学 2022-07-08 Victor Costa , Nuno Lourenço , João Correia , Penousal Machado

Recent improvements in generative adversarial visual synthesis incorporate real and fake image transformation in a self-supervised setting, leading to increased stability and perceptual fidelity. However, these approaches typically involve…

计算机视觉与模式识别 · 计算机科学 2021-04-01 Neel Dey , Antong Chen , Soheil Ghafurian

This work introduces a novel system for the generation of images that contain multiple classes of objects. Recent work in Generative Adversarial Networks have produced high quality images, but many focus on generating images of a single…

机器学习 · 计算机科学 2019-11-11 Elijah D. Bolluyt , Cristina Comaniciu

In this research, we introduce an innovative method for synthesizing medical images using generative adversarial networks (GANs). Our proposed GANs method demonstrates the capability to produce realistic synthetic images even when trained…

图像与视频处理 · 电气工程与系统科学 2024-06-28 Yinqiu Feng , Bo Zhang , Lingxi Xiao , Yutian Yang , Tana Gegen , Zexi Chen

We propose a unified signal compression framework that uses a generative adversarial network (GAN) to compress heterogeneous signals. The compressed signal is represented as a latent vector and fed into a generator network that is trained…

信号处理 · 电气工程与系统科学 2021-09-24 Bowen Liu , Changwoo Lee , Ang Cao , Hun-Seok Kim

Generative adversarial networks (GANs) have attained photo-realistic quality in image generation. However, how to best control the image content remains an open challenge. We introduce LatentKeypointGAN, a two-stage GAN which is trained…

计算机视觉与模式识别 · 计算机科学 2024-10-15 Xingzhe He , Bastian Wandt , Helge Rhodin

Generative adversarial network (GAN) has greatly improved the quality of unsupervised image generation. Previous GAN-based methods often require a large amount of high-quality training data while producing a small number (e.g., tens) of…

计算机视觉与模式识别 · 计算机科学 2019-09-26 Chunpeng Wu , Wei Wen , Yiran Chen , Hai Li

The Generator of a Generative Adversarial Network (GAN) is trained to transform latent vectors drawn from a prior distribution into realistic looking photos. These latent vectors have been shown to encode information about the content of…

机器学习 · 计算机科学 2018-10-10 Nicholas Egan , Jeffrey Zhang , Kevin Shen

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…

计算机视觉与模式识别 · 计算机科学 2021-03-24 Shiming Chen , Wenjie Wang , Beihao Xia , Xinge You , Zehong Cao , Weiping Ding

Generative Adversarial Networks (GANs) are able to generate high-quality images, but it remains difficult to explicitly specify the semantics of synthesized images. In this work, we aim to better understand the semantic representation of…

计算机视觉与模式识别 · 计算机科学 2021-04-02 Jianjin Xu , Changxi Zheng

Despite success on a wide range of problems related to vision, generative adversarial networks (GANs) often suffer from inferior performance due to unstable training, especially for text generation. To solve this issue, we propose a new…

机器学习 · 计算机科学 2020-11-02 Yue Wu , Pan Zhou , Andrew Gordon Wilson , Eric P. Xing , Zhiting Hu

We present a continual learning approach for generative adversarial networks (GANs), by designing and leveraging parameter-efficient feature map transformations. Our approach is based on learning a set of global and task-specific…

机器学习 · 计算机科学 2021-08-02 Sakshi Varshney , Vinay Kumar Verma , Srijith P K , Lawrence Carin , Piyush Rai

Generative adversarial networks (GANs) are one of the most popular methods for generating images today. While impressive results have been validated by visual inspection, a number of quantitative criteria have emerged only recently. We…

计算机视觉与模式识别 · 计算机科学 2018-07-26 Konstantin Shmelkov , Cordelia Schmid , Karteek Alahari

Image-to-Image translation in Generative Artificial Intelligence (Generative AI) has been a central focus of research, with applications spanning healthcare, remote sensing, physics, chemistry, photography, and more. Among the numerous…

计算机视觉与模式识别 · 计算机科学 2024-08-16 Arpan Mahara , Naphtali D. Rishe , Liangdong Deng

Recent works show that Generative Adversarial Networks (GANs) can be successfully applied to chest X-ray data augmentation for lung disease recognition. However, the implausible and distorted pathology features generated from the less than…

图像与视频处理 · 电气工程与系统科学 2020-01-23 Yunyan Xing , Zongyuan Ge , Rui Zeng , Dwarikanath Mahapatra , Jarrel Seah , Meng Law , Tom Drummond

We study two important concepts in adversarial deep learning---adversarial training and generative adversarial network (GAN). Adversarial training is the technique used to improve the robustness of discriminator by combining adversarial…

机器学习 · 计算机科学 2019-04-17 Xuanqing Liu , Cho-Jui Hsieh

Remarkable achievements have been attained with Generative Adversarial Networks (GANs) in image-to-image translation. However, due to a tremendous amount of parameters, state-of-the-art GANs usually suffer from low efficiency and bulky…

计算机视觉与模式识别 · 计算机科学 2022-03-15 Linfeng Zhang , Xin Chen , Xiaobing Tu , Pengfei Wan , Ning Xu , Kaisheng Ma

In this paper, we present a generative adversarial network framework that generates compressed images instead of synthesizing raw RGB images and compressing them separately. In the real world, most images and videos are stored and…

计算机视觉与模式识别 · 计算机科学 2019-01-24 Byeongkeun Kang , Subarna Tripathi , Truong Q. Nguyen

Generative adversarial networks (GANs), e.g., StyleGAN2, play a vital role in various image generation and synthesis tasks, yet their notoriously high computational cost hinders their efficient deployment on edge devices. Directly applying…

计算机视觉与模式识别 · 计算机科学 2021-04-07 Yuchen Liu , Zhixin Shu , Yijun Li , Zhe Lin , Federico Perazzi , S. Y. Kung