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Related papers: Synthesis-based Robust Low Resolution Face Recogni…

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In this paper, we aim to address the large domain gap between high-resolution face images, e.g., from professional portrait photography, and low-quality surveillance images, e.g., from security cameras. Establishing an identity match…

Computer Vision and Pattern Recognition · Computer Science 2022-11-30 Klemen Grm , Berk Kemal Özata , Vitomir Štruc , Hazım Kemal Ekenel

We propose a novel couple mappings method for low resolution face recognition using deep convolutional neural networks (DCNNs). The proposed architecture consists of two branches of DCNNs to map the high and low resolution face images into…

Computer Vision and Pattern Recognition · Computer Science 2017-06-21 Erfan Zangeneh , Mohammad Rahmati , Yalda Mohsenzadeh

In the field of face recognition, Sparse Representation (SR) has received considerable attention during the past few years. Most of the relevant literature focuses on holistic descriptors in closed-set identification applications. The…

Computer Vision and Pattern Recognition · Computer Science 2014-12-19 Yongkang Wong , Mehrtash T. Harandi , Conrad Sanderson

In face detection, low-resolution faces, such as numerous small faces of a human group in a crowded scene, are common in dense face prediction tasks. They usually contain limited visual clues and make small faces less distinguishable from…

Computer Vision and Pattern Recognition · Computer Science 2023-06-06 Guangtao Wang , Jun Li , Jie Xie , Jianhua Xu , Bo Yang

Typically, the deployment of face recognition models in the wild needs to identify low-resolution faces with extremely low computational cost. To address this problem, a feasible solution is compressing a complex face model to achieve…

Computer Vision and Pattern Recognition · Computer Science 2019-03-14 Shiming Ge , Shengwei Zhao , Chenyu Li , Jia Li

This paper proposes a novel image set classification technique based on the concept of linear regression. Unlike most other approaches, the proposed technique does not involve any training or feature extraction. The gallery image sets are…

Computer Vision and Pattern Recognition · Computer Science 2019-03-05 Uzair Nadeem , Syed Afaq Ali Shah , Mohammed Bennamoun , Roberto Togneri , Ferdous Sohel

Face detection in unrestricted conditions has been a trouble for years due to various expressions, brightness, and coloration fringing. Recent studies show that deep learning knowledge of strategies can acquire spectacular performance…

Computer Vision and Pattern Recognition · Computer Science 2022-02-15 Sameer Aqib Hashmi

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

Synthesis of visible spectrum faces from thermal facial imagery is a promising approach for heterogeneous face recognition; enabling existing face recognition software trained on visible imagery to be leveraged, and allowing human analysts…

Computer Vision and Pattern Recognition · Computer Science 2018-03-22 Benjamin S. Riggan , Nathaniel J. Short , Shuowen Hu

When a high-resolution (HR) image is degraded into a low-resolution (LR) image, the image loses some of the existing information. Consequently, multiple HR images can correspond to the LR image. Most of the existing methods do not consider…

Computer Vision and Pattern Recognition · Computer Science 2022-07-19 Hanbyel Cho , Yekang Lee , Jaemyung Yu , Junmo Kim

The discriminability of feature representation is the key to open-set face recognition. Previous methods rely on the learnable weights of the classification layer that represent the identities. However, the evaluation process learns no…

Computer Vision and Pattern Recognition · Computer Science 2023-04-25 Youzhe Song , Feng Wang

Recent advances in machine learning and computer vision have led to reported facial recognition accuracies surpassing human performance. We question if these systems will translate to real-world forensic scenarios in which a potentially…

Computer Vision and Pattern Recognition · Computer Science 2023-11-13 Justin Norman , Shruti Agarwal , Hany Farid

Recognizing objects in low-resolution images is a challenging task due to the lack of informative details. Recent studies have shown that knowledge distillation approaches can effectively transfer knowledge from a high-resolution teacher…

Computer Vision and Pattern Recognition · Computer Science 2024-09-05 Kangkai Zhang , Shiming Ge , Ruixin Shi , Dan Zeng

Recognizing degraded faces from low resolution and blurred images are common yet challenging task. Local Frequency Descriptor (LFD) has been proved to be effective for this task yet it is extracted from a spatial neighborhood of a pixel of…

Computer Vision and Pattern Recognition · Computer Science 2012-10-04 Guangling Sun , Guoqing Li , Xinpeng Zhang

Generating photorealistic images of human faces at scale remains a prohibitively difficult task using computer graphics approaches. This is because these require the simulation of light to be photorealistic, which in turn requires…

Computer Vision and Pattern Recognition · Computer Science 2020-06-29 Stephan J. Garbin , Marek Kowalski , Matthew Johnson , Jamie Shotton

In recent years, significant progress has been made in image recognition technology based on deep neural networks. However, improving recognition performance under low-light conditions remains a significant challenge. This study addresses…

Computer Vision and Pattern Recognition · Computer Science 2025-01-09 Seitaro Ono , Yuka Ogino , Takahiro Toizumi , Atsushi Ito , Masato Tsukada

Recent deep learning based face recognition methods have achieved great performance, but it still remains challenging to recognize very low-resolution query face like 28x28 pixels when CCTV camera is far from the captured subject. Such face…

Computer Vision and Pattern Recognition · Computer Science 2019-05-28 Hanyang Kong , Jian Zhao , Xiaoguang Tu , Junliang Xing , Shengmei Shen , Jiashi Feng

Attribute guided face image synthesis aims to manipulate attributes on a face image. Most existing methods for image-to-image translation can either perform a fixed translation between any two image domains using a single attribute or…

Computer Vision and Pattern Recognition · Computer Science 2019-05-02 Behzad Bozorgtabar , Mohammad Saeed Rad , Hazım Kemal Ekenel , Jean-Philippe Thiran

A key recent advance in face recognition models a test face image as a sparse linear combination of a set of training face images. The resulting sparse representations have been shown to possess robustness against a variety of distortions…

Computer Vision and Pattern Recognition · Computer Science 2011-11-09 Yi Chen , Umamahesh Srinivas , Thong T. Do , Vishal Monga , Trac D. Tran

Unsupervised learning techniques in computer vision often require learning latent representations, such as low-dimensional linear and non-linear subspaces. Noise and outliers in the data can frustrate these approaches by obscuring the…