English
Related papers

Related papers: LTT-GAN: Looking Through Turbulence by Inverting G…

200 papers

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

We introduce a novel technique to mitigate the adverse effects of atmospheric turbulence on astronomical imaging. Utilizing a video-to-image neural network trained on simulated data, our method processes a sliding sequence of short-exposure…

Instrumentation and Methods for Astrophysics · Physics 2024-05-09 Spencer Bialek , Emmanuel Bertin , Sébastien Fabbro , Hervé Bouy , Jean-Pierre Rivet , Olivier Lai , Jean-Charles Cuillandre

We present a high-fidelity 3D generative adversarial network (GAN) inversion framework that can synthesize photo-realistic novel views while preserving specific details of the input image. High-fidelity 3D GAN inversion is inherently…

Computer Vision and Pattern Recognition · Computer Science 2022-11-30 Jiaxin Xie , Hao Ouyang , Jingtan Piao , Chenyang Lei , Qifeng Chen

To protect privacy and prevent malicious use of deepfake, current studies propose methods that interfere with the generation process, such as detection and destruction approaches. However, these methods suffer from sub-optimal…

Computer Vision and Pattern Recognition · Computer Science 2023-03-07 Gido Kato , Yoshihiro Fukuhara , Mariko Isogawa , Hideki Tsunashima , Hirokatsu Kataoka , Shigeo Morishima

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.…

Computer Vision and Pattern Recognition · Computer Science 2020-04-01 Yujun Shen , Jinjin Gu , Xiaoou Tang , Bolei Zhou

In this work, we propose "tangent images," a spherical image representation that facilitates transferable and scalable $360^\circ$ computer vision. Inspired by techniques in cartography and computer graphics, we render a spherical image to…

Computer Vision and Pattern Recognition · Computer Science 2020-05-25 Marc Eder , Mykhailo Shvets , John Lim , Jan-Michael Frahm

Generation of photo-realistic images, semantic editing and representation learning are a few of many potential applications of high resolution generative models. Recent progress in GANs have established them as an excellent choice for such…

Computer Vision and Pattern Recognition · Computer Science 2021-12-13 Partha Ghosh , Dominik Zietlow , Michael J. Black , Larry S. Davis , Xiaochen Hu

Blind face restoration usually relies on facial priors, such as facial geometry prior or reference prior, to restore realistic and faithful details. However, very low-quality inputs cannot offer accurate geometric prior while high-quality…

Computer Vision and Pattern Recognition · Computer Science 2021-06-14 Xintao Wang , Yu Li , Honglun Zhang , Ying Shan

Turbulence is a complex phenomenon that has a chaotic nature with multiple spatio-temporal scales, making predictions of turbulent flows a challenging topic. Nowadays, an abundance of high-fidelity databases can be generated by experimental…

Fluid Dynamics · Physics 2022-08-12 Mustafa Z. Yousif , Linqi Yu , Sergio Hoyas , Ricardo Vinuesa , HeeChang Lim

In recent years, there has been a surge of research focused on underwater image enhancement using Generative Adversarial Networks (GANs), driven by the need to overcome the challenges posed by underwater environments. Issues such as light…

Image and Video Processing · Electrical Eng. & Systems 2025-01-14 Kancharagunta Kishan Babu , Ashreen Tabassum , Bommakanti Navaneeth , Tenneti Jahnavi , Yenka Akshaya

Removing pixel-wise heterogeneous motion blur is challenging due to the ill-posed nature of the problem. The predominant solution is to estimate the blur kernel by adding a prior, but the extensive literature on the subject indicates the…

Computer Vision and Pattern Recognition · Computer Science 2016-12-09 Dong Gong , Jie Yang , Lingqiao Liu , Yanning Zhang , Ian Reid , Chunhua Shen , Anton van den Hengel , Qinfeng Shi

In recent works, both sparsity-based methods as well as learning-based methods have proven to be successful in solving several challenging linear inverse problems. However, sparsity priors for natural signals and images suffer from poor…

Machine Learning · Statistics 2018-02-26 Viraj Shah , Chinmay Hegde

Generative Adversarial Networks (GANs) have extended deep learning to complex generation and translation tasks across different data modalities. However, GANs are notoriously difficult to train: Mode collapse and other instabilities in the…

Neural and Evolutionary Computing · Computer Science 2021-10-29 Santiago Gonzalez , Mohak Kant , Risto Miikkulainen

Generative Adversarial Networks (GANs) have been shown to be powerful and flexible priors when solving inverse problems. One challenge of using them is overcoming representation error, the fundamental limitation of the network in…

Machine Learning · Computer Science 2022-04-12 Sean Gunn , Jorio Cocola , Paul Hand

We tackle human image synthesis, including human motion imitation, appearance transfer, and novel view synthesis, within a unified framework. It means that the model, once being trained, can be used to handle all these tasks. The existing…

Computer Vision and Pattern Recognition · Computer Science 2020-11-24 Wen Liu , Zhixin Piao , Zhi Tu , Wenhan Luo , Lin Ma , Shenghua Gao

Recent advancements in Low-Light Image Enhancement (LLIE) have focused heavily on Diffusion Probabilistic Models, which achieve high perceptual quality but suffer from significant computational latency (often exceeding 2-4 seconds per…

Computer Vision and Pattern Recognition · Computer Science 2026-01-13 Yash Thesia , Meera Suthar

Deepfakes pose severe threats of visual misinformation to our society. One representative deepfake application is face manipulation that modifies a victim's facial attributes in an image, e.g., changing her age or hair color. The…

Cryptography and Security · Computer Science 2022-10-04 Zheng Li , Ning Yu , Ahmed Salem , Michael Backes , Mario Fritz , Yang Zhang

Facial recognition systems have achieved remarkable success by leveraging deep neural networks, advanced loss functions, and large-scale datasets. However, their performance often deteriorates in real-world scenarios involving low-quality…

Computer Vision and Pattern Recognition · Computer Science 2025-10-29 Sadaf Gulshad , Abdullah Aldahlawi

Image and video quality in Long Range Observation Systems (LOROS) suffer from atmospheric turbulence that causes small neighbourhoods in image frames to chaotically move in different directions and substantially hampers visual analysis of…

Optics · Physics 2010-07-27 Barak Fishbain , Leonid P. Yaroslavsky , Ianir A. Ideses

Over the past few decades, numerous attempts have been made to address the problem of recovering a high-resolution (HR) facial image from its corresponding low-resolution (LR) counterpart, a task commonly referred to as face hallucination.…

Computer Vision and Pattern Recognition · Computer Science 2021-11-23 Ali Abbasi , Mohammad Rahmati