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Related papers: Impact of Face Alignment on Face Image Quality

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Face analysis tasks have a wide range of applications, but the universal facial representation has only been explored in a few works. In this paper, we explore high-performance pre-training methods to boost the face analysis tasks such as…

Computer Vision and Pattern Recognition · Computer Science 2023-09-08 Yue Wang , Jinlong Peng , Jiangning Zhang , Ran Yi , Liang Liu , Yabiao Wang , Chengjie Wang

Facial landmark detection, head pose estimation, and facial deformation analysis are typical facial behavior analysis tasks in computer vision. The existing methods usually perform each task independently and sequentially, ignoring their…

Computer Vision and Pattern Recognition · Computer Science 2017-09-26 Yue Wu , Chao Gou , Qiang Ji

Over the recent years, the advancements in deep face recognition have fueled an increasing demand for large and diverse datasets. Nevertheless, the authentic data acquired to create those datasets is typically sourced from the web, which,…

Computer Vision and Pattern Recognition · Computer Science 2024-09-05 Andrea Atzori , Pietro Cosseddu , Gianni Fenu , Mirko Marras

This paper proposes a robust approach for face detection and gender classification in color images. Previous researches about gender recognition suppose an expensive computational and time-consuming pre-processing step in order to alignment…

Artificial Intelligence · Computer Science 2011-08-09 Sahar Yousefi , Morteza Zahedi

In real-world scenarios, many factors may harm face recognition performance, e.g., large pose, bad illumination,low resolution, blur and noise. To address these challenges, previous efforts usually first restore the low-quality faces to…

Computer Vision and Pattern Recognition · Computer Science 2021-05-21 Xiaoguang Tu , Jian Zhao , Qiankun Liu , Wenjie Ai , Guodong Guo , Zhifeng Li , Wei Liu , Jiashi Feng

It is challenging to derive explainability for unsupervised or statistical-based face image quality assessment (FIQA) methods. In this work, we propose a novel set of explainability tools to derive reasoning for different FIQA decisions and…

Computer Vision and Pattern Recognition · Computer Science 2021-12-10 Biying Fu , Naser Damer

We present an algorithm for extracting key-point descriptors using deep convolutional neural networks (CNN). Unlike many existing deep CNNs, our model computes local features around a given point in an image. We also present a face…

Computer Vision and Pattern Recognition · Computer Science 2016-02-01 Amit Kumar , Rajeev Ranjan , Vishal Patel , Rama Chellappa

"The output of a computerised system can only be as accurate as the information entered into it." This rather trivial statement is the basis behind one of the driving concepts in biometric recognition: biometric quality. Quality is nowadays…

Computer Vision and Pattern Recognition · Computer Science 2021-03-02 Javier Hernandez-Ortega , Javier Galbally , Julian Fierrez , Laurent Beslay

Facial filters are now commonplace for social media users around the world. Previous work has demonstrated that facial filters can negatively impact automated face recognition performance. However, these studies focus on small numbers of…

Computer Vision and Pattern Recognition · Computer Science 2025-07-24 Kagan Ozturk , Louisa Conwill , Jacob Gutierrez , Kevin Bowyer , Walter J. Scheirer

Knowing when an output can be trusted is critical for reliably using face recognition systems. While there has been enormous effort in recent research on improving face verification performance, understanding when a model's predictions…

Computer Vision and Pattern Recognition · Computer Science 2020-09-02 Weidi Xie , Jeffrey Byrne , Andrew Zisserman

Beautification and augmented reality filters are very popular in applications that use selfie images captured with smartphones or personal devices. However, they can distort or modify biometric features, severely affecting the capability of…

Computer Vision and Pattern Recognition · Computer Science 2022-10-10 Pontus Hedman , Vasilios Skepetzis , Kevin Hernandez-Diaz , Josef Bigun , Fernando Alonso-Fernandez

In this paper, we propose a fast and accurate coordinate regression method for face alignment. Unlike most existing facial landmark regression methods which usually employ fully connected layers to convert feature maps into landmark…

Computer Vision and Pattern Recognition · Computer Science 2020-06-23 Beier Zhu , Chunze Lin , Quan Wang , Renjie Liao , Chen Qian

Recognition of low-quality face images remains a challenge due to invisible or deformation in partial facial regions. For low-quality images dominated by missing partial facial regions, local region similarity contributes more to face…

Computer Vision and Pattern Recognition · Computer Science 2024-12-09 Wang Yu , Wei Wei

Face image quality assessment (FIQA) is essential for various face-related applications. Although FIQA has been extensively studied and achieved significant progress, the computational complexity of FIQA algorithms remains a key concern for…

Computer Vision and Pattern Recognition · Computer Science 2025-08-12 Wei Sun , Weixia Zhang , Linhan Cao , Jun Jia , Xiangyang Zhu , Dandan Zhu , Xiongkuo Min , Guangtao Zhai

A large portion of iris images captured in real world scenarios are poor quality due to the uncontrolled environment and the non-cooperative subject. To ensure that the recognition algorithm is not affected by low-quality images,…

Image and Video Processing · Electrical Eng. & Systems 2020-09-29 Leyuan Wang , Kunbo Zhang , Min Ren , Yunlong Wang , Zhenan Sun

As the deployment of automated face recognition (FR) systems proliferates, bias in these systems is not just an academic question, but a matter of public concern. Media portrayals often center imbalance as the main source of bias, i.e.,…

Computer Vision and Pattern Recognition · Computer Science 2022-03-17 Valeriia Cherepanova , Steven Reich , Samuel Dooley , Hossein Souri , Micah Goldblum , Tom Goldstein

Facial attribute analysis in the real world scenario is very challenging mainly because of complex face variations. Existing works of analyzing face attributes are mostly based on the cropped and aligned face images. However, this result in…

Computer Vision and Pattern Recognition · Computer Science 2017-07-28 Keke He , Yanwei Fu , Xiangyang Xue

Alignment with human preference is a desired property of large language models (LLMs). Currently, the main alignment approach is based on reinforcement learning from human feedback (RLHF). Despite the effectiveness of RLHF, it is intricate…

Computation and Language · Computer Science 2024-04-16 Geyang Guo , Ranchi Zhao , Tianyi Tang , Wayne Xin Zhao , Ji-Rong Wen

Facial landmark detection is an important yet challenging task for real-world computer vision applications. This paper proposes an effective and robust approach for facial landmark detection by combining data- and model-driven methods.…

Computer Vision and Pattern Recognition · Computer Science 2018-02-13 Hongwen Zhang , Qi Li , Zhenan Sun , Yunfan Liu

This inherent relations among multiple face analysis tasks, such as landmark detection, head pose estimation, gender recognition and face attribute estimation are crucial to boost the performance of each task, but have not been thoroughly…

Computer Vision and Pattern Recognition · Computer Science 2019-11-20 Shangfei Wang , Shi Yin , Longfei Hao , Guang Liang
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