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相关论文: A robust Iris recognition method on adverse condit…

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This paper proposes two new open-source iris recognition algorithms, providing both Python and IREX-compliant C++ implementations to be submitted to the official IREX X program. This work has two primary goals: (a) to conduct the first-ever…

计算机视觉与模式识别 · 计算机科学 2026-05-21 Siamul Karim Khan , Patrick J. Flynn , Adam Czajka

This paper presents a hybrid approach to achieve iris localization based on a Laplacian of Gaussian (LoG) filter, region growing, and zero-crossings of the LoG filter. In the proposed method, an LoG filter with region growing is used to…

计算机视觉与模式识别 · 计算机科学 2022-01-19 Tariq M. Khan , Donald G. bailey , Yinan Kong

Biometric authentication is becoming more prevalent for secured authentication systems. However, the biometric substances can be deceived by the imposters in several ways. Among other imposter attacks, print attacks, mask attacks, and…

密码学与安全 · 计算机科学 2023-12-04 Prosenjit Chatterjee , Alex Yalchin , Joseph Shelton , Kaushik Roy , Xiaohong Yuan , Kossi D. Edoh

This paper presents an analysis of how the iris recognition is impacted by eye diseases and an appropriate dataset comprising 2996 iris images of 230 distinct eyes (including 184 illness-affected eyes representing more than 20 different eye…

计算机视觉与模式识别 · 计算机科学 2018-09-17 Mateusz Trokielewicz , Adam Czajka , Piotr Maciejewicz

This paper proposes an end-to-end iris recognition method designed specifically for post-mortem samples, and thus serving as a perfect application for iris biometrics in forensics. To our knowledge, it is the first method specific for…

计算机视觉与模式识别 · 计算机科学 2019-12-06 Mateusz Trokielewicz , Adam Czajka , Piotr Maciejewicz

This paper presents the most comprehensive analysis of iris recognition reliability in the occurrence of various biological processes happening naturally and pathologically in the human body, including aging, illnesses, and post-mortem…

计算机视觉与模式识别 · 计算机科学 2018-09-05 Mateusz Trokielewicz , Adam Czajka , Piotr Maciejewicz

This paper presents a novel appearance and shape feature, RISAS, which is robust to viewpoint, illumination, scale and rotation variations. RISAS consists of a keypoint detector and a feature descriptor both of which utilise texture and…

机器人学 · 计算机科学 2016-09-20 Kanzhi Wu , Xiaoyang Li , Ravindra Ranasinghe , Gamini Dissanayake , Yong Liu

The randomness and uniqueness of human eye patterns is a major breakthrough in the search for quicker, easier and highly reliable forms of automatic human identification. It is being used extensively in security solutions. This includes…

计算机视觉与模式识别 · 计算机科学 2014-01-22 Mohamed A. El-Sayed , Mohamed A. Khafagy

This paper presents a study devoted to recognizing horses by means of their iris and periocular features using deep convolutional neural networks (DCNNs). Identification of race horses is crucial for animal identity confirmation prior to…

计算机视觉与模式识别 · 计算机科学 2018-09-05 Mateusz Trokielewicz , Mateusz Szadkowski

Despite the significant advances in iris segmentation, accomplishing accurate iris segmentation in non-cooperative environment remains a grand challenge. In this paper, we present a deep learning framework, referred to as Iris R-CNN, to…

计算机视觉与模式识别 · 计算机科学 2019-03-26 Chunyang Feng , Yufeng Sun , Xin Li

Iris recognition is widely used in several fields such as mobile phones, financial transactions, identification cards, airport security, international border control, voter registration for living persons. However, the possibility of…

图像与视频处理 · 电气工程与系统科学 2024-08-08 Afzal Hossain , Tipu Sultan , Stephanie Schuckers

This paper presents a method for segmenting iris images obtained from the deceased subjects, by training a deep convolutional neural network (DCNN) designed for the purpose of semantic segmentation. Post-mortem iris recognition has recently…

计算机视觉与模式识别 · 计算机科学 2018-07-12 Mateusz Trokielewicz , Adam Czajka

Binarized statistical image features (BSIF) have been successfully used for texture analysis in many computer vision tasks, including iris recognition and biometric presentation attack detection. One important point is that all applications…

计算机视觉与模式识别 · 计算机科学 2018-11-20 Adam Czajka , Daniel Moreira , Kevin W. Bowyer , Patrick J. Flynn

Forensic iris recognition, as opposed to live iris recognition, is an emerging research area that leverages the discriminative power of iris biometrics to aid human examiners in their efforts to identify deceased persons. As a machine…

计算机视觉与模式识别 · 计算机科学 2022-08-08 Aidan Boyd , Daniel Moreira , Andrey Kuehlkamp , Kevin Bowyer , Adam Czajka

Current research in iris recognition is moving towards enabling more relaxed acquisition conditions. This has effects on the quality of acquired images, with low resolution being a predominant issue. Here, we evaluate a super-resolution…

计算机视觉与模式识别 · 计算机科学 2022-10-19 Fernando Alonso-Fernandez , Reuben A. Farrugia , Josef Bigun

In the last few years, face morphing has been shown to be a complex challenge for Face Recognition Systems (FRS). Thus, the evaluation of other biometric modalities such as fingerprint, iris, and others must be explored and evaluated to…

计算机视觉与模式识别 · 计算机科学 2024-08-27 Juan E. Tapia , Sebastian Gonzalez , Daniel Benalcazar , Christoph Busch

28,000+ high-quality iris images of 1350 distinct eyes from 650+ different individuals from a relatively diverse university town population were collected. A small defined unobstructed portion of the normalized iris image is selected as a…

计算机视觉与模式识别 · 计算机科学 2023-09-06 J. Michael Rozmus

As the popularity of iris recognition systems increases, the importance of effective security measures against presentation attacks becomes paramount. This work presents an overview of the most important advances in the area of iris…

计算机视觉与模式识别 · 计算机科学 2020-07-20 Aidan Boyd , Zhaoyuan Fang , Adam Czajka , Kevin W. Bowyer

Iris serves as one of the best biometric modality owing to its complex, unique and stable structure. However, it can still be spoofed using fabricated eyeballs and contact lens. Accurate identification of contact lens is must for reliable…

计算机视觉与模式识别 · 计算机科学 2017-10-17 Avantika Singh , Vishesh Mistry , Dhananjay Yadav , Aditya Nigam

Blind iris images, which result from unknown degradation during the process of iris recognition at long distances, often lead to decreased iris recognition rates. Currently, little existing literature offers a solution to this problem. In…

计算机视觉与模式识别 · 计算机科学 2024-08-02 Qi Xiong , Xinman Zhang , Jun Shen