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Recent works on language-guided image manipulation have shown great power of language in providing rich semantics, especially for face images. However, the other natural information, motions, in language is less explored. In this paper, we…

Computer Vision and Pattern Recognition · Computer Science 2024-07-04 Tiankai Hang , Huan Yang , Bei Liu , Jianlong Fu , Xin Geng , Baining Guo

We propose a framework for the automatic one-shot segmentation of synthetic images generated by a StyleGAN. Our framework is based on the observation that the multi-scale hidden features in the GAN generator hold useful semantic information…

Computer Vision and Pattern Recognition · Computer Science 2023-10-24 Ankit Manerikar , Avinash C. Kak

The task of inverting real images into StyleGAN's latent space to manipulate their attributes has been extensively studied. However, existing GAN inversion methods struggle to balance high reconstruction quality, effective editability, and…

Image and Video Processing · Electrical Eng. & Systems 2025-05-23 Jhon Lopez , Carlos Hinojosa , Henry Arguello , Bernard Ghanem

We introduce a segmentation-guided approach to synthesise images that integrate features from two distinct domains. Images synthesised by our dual-domain model belong to one domain within the semantic mask, and to another in the rest of the…

Computer Vision and Pattern Recognition · Computer Science 2022-04-20 Dena Bazazian , Andrew Calway , Dima Damen

Compression artifacts arise in images whenever a lossy compression algorithm is applied. These artifacts eliminate details present in the original image, or add noise and small structures; because of these effects they make images less…

Computer Vision and Pattern Recognition · Computer Science 2017-12-07 Leonardo Galteri , Lorenzo Seidenari , Marco Bertini , Alberto Del Bimbo

With the rapid development of image restoration techniques, high-definition reconstruction of early videos has achieved impressive results. However, there are few studies about the interlacing artifacts that often appear in early videos and…

Computer Vision and Pattern Recognition · Computer Science 2021-09-14 Yang Zhao , Wei Jia , Ronggang Wang

State-of-the-art generative models (e.g. StyleGAN3 \cite{karras2021alias}) often generate photorealistic images based on vectors sampled from their latent space. However, the ability to control the output is limited. Here we present our…

Computer Vision and Pattern Recognition · Computer Science 2024-02-28 Róbert Belanec , Peter Lacko , Kristína Malinovská

A photoplethysmography (PPG) is an uncomplicated and inexpensive optical technique widely used in the healthcare domain to extract valuable health-related information, e.g., heart rate variability, blood pressure, and respiration rate. PPG…

This paper studies the problem of StyleGAN inversion, which plays an essential role in enabling the pretrained StyleGAN to be used for real image editing tasks. The goal of StyleGAN inversion is to find the exact latent code of the given…

Computer Vision and Pattern Recognition · Computer Science 2022-05-11 Tianyi Wei , Dongdong Chen , Wenbo Zhou , Jing Liao , Weiming Zhang , Lu Yuan , Gang Hua , Nenghai Yu

A protector is placed in front of the camera lens for mobile devices to avoid damage, while the protector itself can be easily scratched accidentally, especially for plastic ones. The artifacts appear in a wide variety of patterns, making…

Computer Vision and Pattern Recognition · Computer Science 2023-02-15 Yufei Wang , Renjie Wan , Wenhan Yang , Bihan Wen , Lap-Pui Chau , Alex C. Kot

Segmentation of very large images is a common problem in microscopy, medical imaging or remote sensing. The problem is usually addressed by sliding window inference, which can theoretically lead to seamlessly stitched predictions. However,…

Computer Vision and Pattern Recognition · Computer Science 2025-03-26 Elena Buglakova , Anwai Archit , Edoardo D'Imprima , Julia Mahamid , Constantin Pape , Anna Kreshuk

Generative adversarial network (GAN) based vocoders have achieved significant attention in speech synthesis with high quality and fast inference speed. However, there still exist many noticeable spectral artifacts, resulting in the quality…

Audio and Speech Processing · Electrical Eng. & Systems 2024-07-08 Rubing Shen , Yanzhen Ren , Zongkun Sun

We address the problem of reconstructing spatially-varying BRDFs from a small set of image measurements. This is a fundamentally under-constrained problem, and previous work has relied on using various regularization priors or on capturing…

Computer Vision and Pattern Recognition · Computer Science 2020-12-09 Yu Guo , Cameron Smith , Miloš Hašan , Kalyan Sunkavalli , Shuang Zhao

Generative image models have emerged as a promising technology to produce realistic images. Despite potential benefits, concerns grow about its misuse, particularly in generating deceptive images that could raise significant ethical, legal,…

Computer Vision and Pattern Recognition · Computer Science 2024-04-05 Jinbin Huang , Chen Chen , Aditi Mishra , Bum Chul Kwon , Zhicheng Liu , Chris Bryan

The existing methods for audio-driven talking head video editing have the limitations of poor visual effects. This paper tries to tackle this problem through editing talking face images seamless with different emotions based on two modules:…

Computer Vision and Pattern Recognition · Computer Science 2024-07-09 Jiacheng Su , Kunhong Liu , Liyan Chen , Junfeng Yao , Qingsong Liu , Dongdong Lv

Deep generative models provide powerful tools for distributions over complicated manifolds, such as those of natural images. But many of these methods, including generative adversarial networks (GANs), can be difficult to train, in part…

Machine Learning · Statistics 2017-11-08 Akash Srivastava , Lazar Valkov , Chris Russell , Michael U. Gutmann , Charles Sutton

StyleGAN's disentangled style representation enables powerful image editing by manipulating the latent variables, but accurately mapping real-world images to their latent variables (GAN inversion) remains a challenge. Existing GAN inversion…

Computer Vision and Pattern Recognition · Computer Science 2023-04-28 Anand Bhattad , Viraj Shah , Derek Hoiem , D. A. Forsyth

Recent methods (e.g. MaterialGAN) have used unconditional GANs to generate per-pixel material maps, or as a prior to reconstruct materials from input photographs. These models can generate varied random material appearance, but do not have…

We present a StyleGAN2-based deep learning approach for 3D shape generation, called SDF-StyleGAN, with the aim of reducing visual and geometric dissimilarity between generated shapes and a shape collection. We extend StyleGAN2 to 3D…

Computer Vision and Pattern Recognition · Computer Science 2022-06-27 Xin-Yang Zheng , Yang Liu , Peng-Shuai Wang , Xin Tong

The success of StyleGAN has enabled unprecedented semantic editing capabilities, on both synthesized and real images. However, such editing operations are either trained with semantic supervision or described using human guidance. In…

Computer Vision and Pattern Recognition · Computer Science 2021-12-13 Rameen Abdal , Peihao Zhu , John Femiani , Niloy J. Mitra , Peter Wonka