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Face recognition presents a challenging problem in the field of image analysis and computer vision. The security of information is becoming very significant and difficult. Security cameras are presently common in airports, Offices,…

Computer Vision and Pattern Recognition · Computer Science 2014-03-04 Divyarajsinh N. Parmar , Brijesh B. Mehta

Light field cameras enable new capabilities, such as post-capture refocusing and aperture control, through capturing directional and spatial distribution of light rays in space. Micro-lens array based light field camera design is often…

Computer Vision and Pattern Recognition · Computer Science 2018-06-12 M. Umair Mukati , Bahadir K. Gunturk

The rapid adoption of facial recognition (FR) technology by both government and commercial entities in recent years has raised concerns about civil liberties and privacy. In response, a broad suite of so-called "anti-facial recognition"…

Cryptography and Security · Computer Science 2023-02-16 Emily Wenger , Shawn Shan , Haitao Zheng , Ben Y. Zhao

Majority of the face recognition algorithms use query faces captured from uncontrolled, in the wild, environment. Often caused by the cameras limited capabilities, it is common for these captured facial images to be blurred or low…

Computer Vision and Pattern Recognition · Computer Science 2018-11-14 Ahmed ElSayed , Ausif Mahmood , Tarek Sobh

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

In this dissertation, we present a generative model to capture the relation between facial image quality features (like pose, illumination direction, etc) and face recognition performance. Such a model can be used to predict the performance…

Computer Vision and Pattern Recognition · Computer Science 2015-10-27 Abhishek Dutta

State-of-the-art deep face recognition approaches report near perfect performance on popular benchmarks, e.g., Labeled Faces in the Wild. However, their performance deteriorates significantly when they are applied on low quality images,…

Computer Vision and Pattern Recognition · Computer Science 2019-07-26 Omid Abdollahi Aghdam , Behzad Bozorgtabar , Hazım Kemal Ekenel , Jean-Philippe Thiran

The spatio-angular resolution of a light field (LF) display is a crucial factor for delivering adequate spatial image quality and eliciting an accommodation response. Previous studies have modelled retinal image formation with an LF display…

Image and Video Processing · Electrical Eng. & Systems 2022-10-12 Yuta Miyanishi , Erdem Sahin , Atanas Gotchev

Existing face relighting methods often struggle with two problems: maintaining the local facial details of the subject and accurately removing and synthesizing shadows in the relit image, especially hard shadows. We propose a novel deep…

Computer Vision and Pattern Recognition · Computer Science 2021-06-08 Andrew Hou , Ze Zhang , Michel Sarkis , Ning Bi , Yiying Tong , Xiaoming Liu

Lighting understanding plays an important role in virtual object composition, including mobile augmented reality (AR) applications. Prior work often targets recovering lighting from the physical environment to support photorealistic AR…

Computer Vision and Pattern Recognition · Computer Science 2023-01-18 Yiqin Zhao , Sean Fanello , Tian Guo

In this paper, we propose a conceptually simple and geometrically interpretable objective function, i.e. additive margin Softmax (AM-Softmax), for deep face verification. In general, the face verification task can be viewed as a metric…

Computer Vision and Pattern Recognition · Computer Science 2018-05-31 Feng Wang , Weiyang Liu , Haijun Liu , Jian Cheng

Image registration has traditionally been done using two distinct approaches: learning based methods, relying on robust deep neural networks, and optimization-based methods, applying complex mathematical transformations to warp images…

Computer Vision and Pattern Recognition · Computer Science 2024-01-22 Gabriel De Araujo , Shanlin Sun , Xiaohui Xie

In the beginning stage, face verification is done using easy method of geometric algorithm models, but the verification route has now developed into a scientific progress of complicated geometric representation and matching process. In…

Computer Vision and Pattern Recognition · Computer Science 2014-02-03 V. Karthikeyan , Manjupriya , C. K. Chithra , M. Divya

Recently, anchor-based methods have achieved great progress in face detection. Once anchor design and anchor matching strategy determined, plenty of positive anchors will be sampled. However, faces with extreme aspect ratio always fail to…

Computer Vision and Pattern Recognition · Computer Science 2021-03-11 Shi Luo , Xiongfei Li , Xiaoli Zhang

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

Facial recognition has become a widely used method for authentication and identification, with applications for secure access and locating missing persons. Its success is largely attributed to deep learning, which leverages large datasets…

Computer Vision and Pattern Recognition · Computer Science 2025-12-08 Pedro Vidal , Bernardo Biesseck , Luiz E. L. Coelho , Roger Granada , David Menotti

Heterogeneous Face Recognition (HFR) addresses the challenge of matching face images across different sensing modalities, such as thermal to visible or near-infrared to visible, expanding the applicability of face recognition systems in…

Computer Vision and Pattern Recognition · Computer Science 2025-04-29 Anjith George , Sebastien Marcel

Face recognition (FR) systems have a growing effect on critical decision-making processes. Recent works have shown that FR solutions show strong performance differences based on the user's demographics. However, to enable a trustworthy FR…

Computer Vision and Pattern Recognition · Computer Science 2021-03-03 Philipp Terhörst , Jan Niklas Kolf , Marco Huber , Florian Kirchbuchner , Naser Damer , Aythami Morales , Julian Fierrez , Arjan Kuijper

The light stage has been widely used in computer graphics for the past two decades, primarily to enable the relighting of human faces. By capturing the appearance of the human subject under different light sources, one obtains the light…

Radar is of vital importance in many fields, such as autonomous driving, safety and surveillance applications. However, it suffers from stringent constraints on its design parametrization leading to multiple trade-offs. For example, the…

Computer Vision and Pattern Recognition · Computer Science 2019-11-26 Karim Armanious , Sherif Abdulatif , Fady Aziz , Urs Schneider , Bin Yang