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Generative adversarial networks (GANs) synthesize realistic images from a random latent vector. While many studies have explored various training configurations and architectures for GANs, the problem of inverting a generative model to…

Computer Vision and Pattern Recognition · Computer Science 2020-09-15 Nicky Bayat , Vahid Reza Khazaie , Yalda Mohsenzadeh

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

We present the first generative adversarial network (GAN) for natural image matting. Our novel generator network is trained to predict visually appealing alphas with the addition of the adversarial loss from the discriminator that is…

Computer Vision and Pattern Recognition · Computer Science 2018-07-27 Sebastian Lutz , Konstantinos Amplianitis , Aljosa Smolic

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

We examined the feasibility of generative adversarial networks (GANs) to generate photo-realistic images from LiDAR point clouds. For this purpose, we created a dataset of point cloud image pairs and trained the GAN to predict…

Computer Vision and Pattern Recognition · Computer Science 2021-12-22 Nuriel Shalom Mor

This paper presents the development and validation of a Generative Adversarial Network (GAN) purposed to create high-resolution, realistic Anterior Segment Optical Coherence Tomography (AS-OCT) images. We trained the Style and WAvelet based…

Image and Video Processing · Electrical Eng. & Systems 2024-05-17 Jad F. Assaf , Anthony Abou Mrad , Dan Z. Reinstein , Guillermo Amescua , Cyril Zakka , Timothy Archer , Jeffrey Yammine , Elsa Lamah , Michèle Haykal , Shady T. Awwad

One way to expand the available dataset for training AI models in the medical field is through the use of Generative Adversarial Networks (GANs) for data augmentation. GANs work by employing a generator network to create new data samples…

Artificial Intelligence · Computer Science 2023-06-09 Angona Biswas , MD Abdullah Al Nasim , Al Imran , Anika Tabassum Sejuty , Fabliha Fairooz , Sai Puppala , Sajedul Talukder

Sophisticated generative adversary network (GAN) models are now able to synthesize highly realistic human faces that are difficult to discern from real ones visually. In this work, we show that GAN synthesized faces can be exposed with the…

Computer Vision and Pattern Recognition · Computer Science 2020-10-14 Shu Hu , Yuezun Li , Siwei Lyu

Generative Adversarial Networks have got the researchers' attention due to their state-of-the-art performance in generating new images with only a dataset of the target distribution. It has been shown that there is a dissimilarity between…

Computer Vision and Pattern Recognition · Computer Science 2022-08-03 Soroush Sheikh Gargar

Detecting changed regions in paired satellite images plays a key role in many remote sensing applications. The evolution of recent techniques could provide satellite images with very high spatial resolution (VHR) but made it challenging to…

Image and Video Processing · Electrical Eng. & Systems 2021-12-08 Caijun Ren , Xiangyu Wang , Jian Gao , Huanhuan Chen

Generative Adversarial Networks (GANs) are the driving force behind the state-of-the-art in image generation. Despite their ability to synthesize high-resolution photo-realistic images, generating content with on-demand conditioning of…

Computer Vision and Pattern Recognition · Computer Science 2021-12-28 Markos Georgopoulos , James Oldfield , Grigorios G Chrysos , Yannis Panagakis

Deepfake or synthetic images produced using deep generative models pose serious risks to online platforms. This has triggered several research efforts to accurately detect deepfake images, achieving excellent performance on publicly…

Cryptography and Security · Computer Science 2024-04-26 Sifat Muhammad Abdullah , Aravind Cheruvu , Shravya Kanchi , Taejoong Chung , Peng Gao , Murtuza Jadliwala , Bimal Viswanath

Due to the various reasons such as atmospheric effects and differences in acquisition, it is often the case that there exists a large difference between spectral bands of satellite images collected from different geographic locations. The…

Computer Vision and Pattern Recognition · Computer Science 2020-10-28 Onur Tasar , S L Happy , Yuliya Tarabalka , Pierre Alliez

Generative Adversarial Networks are used for generating the data using a generator and a discriminator, GANs usually produce high-quality images, but training GANs in an adversarial setting is a difficult task. GANs require high computation…

Computer Vision and Pattern Recognition · Computer Science 2023-08-01 Md Nurul Muttakin , Malik Shahid Sultan , Robert Hoehndorf , Hernando Ombao

Generative Adversarial Networks (GANs) advance face synthesis through learning the underlying distribution of observed data. Despite the high-quality generated faces, some minority groups can be rarely generated from the trained models due…

Computer Vision and Pattern Recognition · Computer Science 2021-03-30 Shuhan Tan , Yujun Shen , Bolei Zhou

Recently, generative adversarial networks (GANs) can generate photo-realistic fake facial images which are perceptually indistinguishable from real face photos, promoting research on fake face detection. Though fake face forensics can…

Computer Vision and Pattern Recognition · Computer Science 2020-11-02 Yongwei Wang , Xin Ding , Li Ding , Rabab Ward , Z. Jane Wang

Recent approaches in generative adversarial networks (GANs) can automatically synthesize realistic images from descriptive text. Despite the overall fair quality, the generated images often expose visible flaws that lack structural…

Computer Vision and Pattern Recognition · Computer Science 2017-08-31 Miriam Cha , Youngjune Gwon , H. T. Kung

Generative adversarial networks (GANs) are able to generate high resolution photo-realistic images of objects that "do not exist." These synthetic images are rather difficult to detect as fake. However, the manner in which these generative…

Computer Vision and Pattern Recognition · Computer Science 2021-01-14 Patrick Tinsley , Adam Czajka , Patrick Flynn

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…

Computer Vision and Pattern Recognition · Computer Science 2024-01-31 Lei Zhang , Hao Chen , Shu Hu , Bin Zhu , Ching Sheng Lin , Xi Wu , Jinrong Hu , Xin Wang

One of the biggest issues facing the use of machine learning in medical imaging is the lack of availability of large, labelled datasets. The annotation of medical images is not only expensive and time consuming but also highly dependent on…