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Related papers: Global-Local Face Upsampling Network

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In this paper we address the problem of hallucinating high-resolution facial images from unaligned low-resolution inputs at high magnification factors. We approach the problem with convolutional neural networks (CNNs) and propose a novel…

Computer Vision and Pattern Recognition · Computer Science 2019-02-12 Klemen Grm , Simon Dobrišek , Walter J. Scheirer , Vitomir Štruc

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

As a domain-specific super-resolution problem, facial image hallucination has enjoyed a series of breakthroughs thanks to the advances of deep convolutional neural networks. However, the direct migration of existing methods to video is…

Computer Vision and Pattern Recognition · Computer Science 2020-02-19 Chaowei Fang , Guanbin Li , Xiaoguang Han , Yizhou Yu

Deep models have achieved impressive performance for face hallucination tasks. However, we observe that directly feeding the hallucinated facial images into recog- nition models can even degrade the recognition performance despite the much…

Computer Vision and Pattern Recognition · Computer Science 2016-11-28 Junyu Wu , Shengyong Ding , Wei Xu , Hongyang Chao

Face hallucination is a domain-specific super-resolution problem that aims to generate a high-resolution (HR) face image from a low-resolution~(LR) input. In contrast to the existing patch-wise super-resolution models that divide a face…

Computer Vision and Pattern Recognition · Computer Science 2019-05-07 Yukai Shi , Guanbin Li , Qingxing Cao , Keze Wang , Liang Lin

There are many factors affecting visual face recognition, such as low resolution images, aging, illumination and pose variance, etc. One of the most important problem is low resolution face images which can result in bad performance on face…

Computer Vision and Pattern Recognition · Computer Science 2019-05-17 Bayram Bayramli , Usman Ali , Te Qi , Hongtao Lu

Face hallucination is a domain-specific super-resolution problem with the goal to generate high-resolution (HR) faces from low-resolution (LR) input images. In contrast to existing methods that often learn a single patch-to-patch mapping…

Computer Vision and Pattern Recognition · Computer Science 2017-08-11 Qingxing Cao , Liang Lin , Yukai Shi , Xiaodan Liang , Guanbin Li

In this paper, we address the issue of face hallucination. Most current face hallucination methods rely on two-dimensional facial priors to generate high resolution face images from low resolution face images. These methods are only capable…

Computer Vision and Pattern Recognition · Computer Science 2021-10-06 Shailza Sharma , Abhinav Dhall , Vinay Kumar

Most of the face hallucination methods are designed for complete inputs. They will not work well if the inputs are very tiny or contaminated by large occlusion. Inspired by this fact, we propose an obscured face hallucination…

Computer Vision and Pattern Recognition · Computer Science 2018-12-13 Lianping Yang , Bin Shao , Ting Sun , Song Ding , Xiangde Zhang

Surveillance scenarios are prone to several problems since they usually involve low-resolution footage, and there is no control of how far the subjects may be from the camera in the first place. This situation is suitable for the…

Computer Vision and Pattern Recognition · Computer Science 2021-01-27 Angelo G. Menezes

We address the problem of restoring a high-resolution face image from a blurry low-resolution input. This problem is difficult as super-resolution and deblurring need to be tackled simultaneously. Moreover, existing algorithms cannot handle…

Computer Vision and Pattern Recognition · Computer Science 2018-11-26 Yibing Song , Jiawei Zhang , Lijun Gong , Shengfeng He , Linchao Bao , Jinshan Pan , Qingxiong Yang , Ming-Hsuan Yang

Face super-resolution (FSR), also known as face hallucination, which is aimed at enhancing the resolution of low-resolution (LR) face images to generate high-resolution (HR) face images, is a domain-specific image super-resolution problem.…

Computer Vision and Pattern Recognition · Computer Science 2021-09-02 Junjun Jiang , Chenyang Wang , Xianming Liu , Jiayi Ma

We present a novel framework for hallucinating faces of unconstrained poses and with very low resolution (face size as small as 5pxIOD). In contrast to existing studies that mostly ignore or assume pre-aligned face spatial configuration…

Computer Vision and Pattern Recognition · Computer Science 2016-07-19 Shizhan Zhu , Sifei Liu , Chen Change Loy , Xiaoou Tang

In this paper, we address the problem of face hallucination by proposing a novel multi-scale generative adversarial network (GAN) architecture optimized for face verification. First, we propose a multi-scale generator architecture for face…

Computer Vision and Pattern Recognition · Computer Science 2019-09-19 Hadi Kazemi , Fariborz Taherkhani , Nasser M. Nasrabadi

Face hallucination is a generative task to super-resolve the facial image with low resolution while human perception of face heavily relies on identity information. However, previous face hallucination approaches largely ignore facial…

Computer Vision and Pattern Recognition · Computer Science 2018-11-07 Kaipeng Zhang , Zhanpeng Zhang , Chia-Wen Cheng , Winston H. Hsu , Yu Qiao , Wei Liu , Tong Zhang

Super-resolution reconstruction techniques entail the utilization of software algorithms to transform one or more sets of low-resolution images captured from the same scene into high-resolution images. In recent years, considerable…

Computer Vision and Pattern Recognition · Computer Science 2024-08-02 Hao Yan , Zixiang Wang , Zhengjia Xu , Zhuoyue Wang , Zhizhong Wu , Ranran Lyu

This paper is on image and face super-resolution. The vast majority of prior work for this problem focus on how to increase the resolution of low-resolution images which are artificially generated by simple bilinear down-sampling (or in a…

Computer Vision and Pattern Recognition · Computer Science 2018-07-31 Adrian Bulat , Jing Yang , Georgios Tzimiropoulos

State-of-the-art deep neural network models have reached near perfect face recognition accuracy rates on controlled high-resolution face images. However, their performance is drastically degraded when they are tested with very…

Computer Vision and Pattern Recognition · Computer Science 2022-07-05 Vahid Reza Khazaie , Nicky Bayat , Yalda Mohsenzadeh

Most of the current face hallucination methods, whether they are shallow learning-based or deep learning-based, all try to learn a relationship model between Low-Resolution (LR) and High-Resolution (HR) spaces with the help of a training…

Computer Vision and Pattern Recognition · Computer Science 2018-06-29 Junjun Jiang , Yi Yu , Jinhui Hu , Suhua Tang , Jiayi Ma

Face super-resolution is a technology that transforms a low-resolution face image into the corresponding high-resolution one. In this paper, we build a novel parsing map guided face super-resolution network which extracts the face prior…

Computer Vision and Pattern Recognition · Computer Science 2023-04-07 Chenyang Wang , Junjun Jiang , Zhiwei Zhong , Deming Zhai , Xianming Liu
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