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Biometric systems based on iris recognition are currently being used in border control applications and mobile devices. However, research in iris recognition is stymied by various factors such as limited datasets of bonafide irides and…

Computer Vision and Pattern Recognition · Computer Science 2024-05-14 Shivangi Yadav , Arun Ross

A class of recent approaches for generating images, called Generative Adversarial Networks (GAN), have been used to generate impressively realistic images of objects, bedrooms, handwritten digits and a variety of other image modalities.…

Computer Vision and Pattern Recognition · Computer Science 2017-06-08 Swaminathan Gurumurthy , Ravi Kiran Sarvadevabhatla , Venkatesh Babu Radhakrishnan

Generating realistic 3D faces is of high importance for computer graphics and computer vision applications. Generally, research on 3D face generation revolves around linear statistical models of the facial surface. Nevertheless, these…

Computer Vision and Pattern Recognition · Computer Science 2022-03-28 Baris Gecer , Alexander Lattas , Stylianos Ploumpis , Jiankang Deng , Athanasios Papaioannou , Stylianos Moschoglou , Stefanos Zafeiriou

Generative Adversarial Networks (GANs) can generate realistic fake face images that can easily fool human beings.On the contrary, a common Convolutional Neural Network(CNN) discriminator can achieve more than 99.9% accuracyin discerning…

Computer Vision and Pattern Recognition · Computer Science 2020-03-20 Zhengzhe Liu , Xiaojuan Qi , Philip Torr

In recent years, deep neural networks have been utilized in a wide variety of applications including image generation. In particular, generative adversarial networks (GANs) are able to produce highly realistic pictures as part of tasks such…

Image and Video Processing · Electrical Eng. & Systems 2020-04-20 Hyunsuk Ko , Dae Yeol Lee , Seunghyun Cho , Alan C. Bovik

Estimating3D hand poses from RGB images is essentialto a wide range of potential applications, but is challengingowing to substantial ambiguity in the inference of depth in-formation from RGB images. State-of-the-art estimators ad-dress…

Computer Vision and Pattern Recognition · Computer Science 2020-12-08 Liangjian Chen , Shih-Yao Lin , Yusheng Xie , Yen-Yu Lin , Wei Fan , Xiaohui Xie

The rapid rise of photorealistic images produced from Generative Adversarial Networks (GANs) poses a serious challenge for image forensics and industrial systems requiring reliable content authenticity. This paper uses frequency-domain…

Computer Vision and Pattern Recognition · Computer Science 2025-10-24 Sai Teja Erukude , Viswa Chaitanya Marella , Suhasnadh Reddy Veluru

Generative adversarial networks (GAN) are a class of powerful machine learning techniques, where both a generative and discriminative model are trained simultaneously. GANs have been used, for example, to successfully generate "deep fake"…

Cryptography and Security · Computer Science 2021-07-06 Rakesh Nagaraju , Mark Stamp

Images synthesized by powerful generative adversarial network (GAN) based methods have drawn moral and privacy concerns. Although image forensic models have reached great performance in detecting fake images from real ones, these models can…

Computer Vision and Pattern Recognition · Computer Science 2021-05-20 Dongze Li , Wei Wang , Hongxing Fan , Jing Dong

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

Training fingerprint recognition models using synthetic data has recently gained increased attention in the biometric community as it alleviates the dependency on sensitive personal data. Existing approaches for fingerprint generation are…

Computer Vision and Pattern Recognition · Computer Science 2023-10-31 Alon Shoshan , Nadav Bhonker , Emanuel Ben Baruch , Ori Nizan , Igor Kviatkovsky , Joshua Engelsma , Manoj Aggarwal , Gerard Medioni

Generative adversarial networks (GANs) are unsupervised Deep Learning approach in the computer vision community which has gained significant attention from the last few years in identifying the internal structure of multimodal medical…

Image and Video Processing · Electrical Eng. & Systems 2020-05-22 Nripendra Kumar Singh , Khalid Raza

A longstanding problem in machine learning is to find unsupervised methods that can learn the statistical structure of high dimensional signals. In recent years, GANs have gained much attention as a possible solution to the problem, and in…

Computer Vision and Pattern Recognition · Computer Science 2018-11-06 Eitan Richardson , Yair Weiss

A major limitation to advances in fingerprint spoof detection is the lack of publicly available, large-scale fingerprint spoof datasets, a problem which has been compounded by increased concerns surrounding privacy and security of biometric…

Computer Vision and Pattern Recognition · Computer Science 2022-04-19 Steven A. Grosz , Anil K. Jain

Digitally retouching images has become a popular trend, with people posting altered images on social media and even magazines posting flawless facial images of celebrities. Further, with advancements in Generative Adversarial Networks…

Computer Vision and Pattern Recognition · Computer Science 2019-01-29 Anubhav Jain , Richa Singh , Mayank Vatsa

Generative Adversarial Networks (GAN) have led to the generation of very realistic face images, which have been used in fake social media accounts and other disinformation matters that can generate profound impacts. Therefore, the…

Computer Vision and Pattern Recognition · Computer Science 2023-11-10 Xin Wang , Hui Guo , Shu Hu , Ming-Ching Chang , Siwei Lyu

Despite recent advances in face recognition using deep learning, severe accuracy drops are observed for large pose variations in unconstrained environments. Learning pose-invariant features is one solution, but needs expensively labeled…

Computer Vision and Pattern Recognition · Computer Science 2017-08-21 Xi Yin , Xiang Yu , Kihyuk Sohn , Xiaoming Liu , Manmohan Chandraker

Radio interferometry invariably suffers from an incomplete coverage of the spatial Fourier space, which leads to imaging artifacts. The current state-of-the-art technique is to create an image by Fourier-transforming the incomplete…

Instrumentation and Methods for Astrophysics · Physics 2024-12-19 F. Geyer , K. Schmidt , J. Kummer , M. Brüggen , H. W. Edler , D. Elsässer , F. Griese , A. Poggenpohl , L. Rustige , W. Rhode

While GANs can produce photo-realistic images in ideal conditions for certain domains, the generation of full-body human images remains difficult due to the diversity of identities, hairstyles, clothing, and the variance in pose. Instead of…

Computer Vision and Pattern Recognition · Computer Science 2022-03-15 Anna Frühstück , Krishna Kumar Singh , Eli Shechtman , Niloy J. Mitra , Peter Wonka , Jingwan Lu

In this paper, we focus on generating realistic images from text descriptions. Current methods first generate an initial image with rough shape and color, and then refine the initial image to a high-resolution one. Most existing…

Computer Vision and Pattern Recognition · Computer Science 2019-04-03 Minfeng Zhu , Pingbo Pan , Wei Chen , Yi Yang