English
Related papers

Related papers: Adopting level set theory based algorithms to segm…

200 papers

The Iris pattern is a unique biological feature for each individual, making it a valuable and powerful tool for human identification. In this paper, an efficient framework for iris recognition is proposed in four steps. (1) Iris…

Computer Vision and Pattern Recognition · Computer Science 2020-09-15 Abolfazl Zargari Khuzani , Najmeh Mashhadi , Morteza Heidari , Donya Khaledyan

Segmentation is one of the most important tasks in image processing. It consist in classify the pixels into two or more groups depending on their intensity levels and a threshold value. The quality of the segmentation depends on the method…

Computer Vision and Pattern Recognition · Computer Science 2014-06-25 Diego Oliva , Erik Cuevas , Gonzalo Pajares , Daniel Zaldivar , Valentin Osuna

Artificial intelligence (AI) techniques for image-based segmentation have garnered much attention in recent years. Convolutional neural networks (CNNs) have shown impressive results and potential towards fully automated segmentation in…

Medical Physics · Physics 2021-11-17 Fereshteh Yousefirizi , Abhinav K. Jha , Julia Brosch-Lenz , Babak Saboury , Arman Rahmim

Developing a reliable and practical face recognition system is a long-standing goal in computer vision research. Existing literature suggests that pixel-wise face alignment is the key to achieve high-accuracy face recognition. By assuming a…

Computer Vision and Pattern Recognition · Computer Science 2015-01-21 Yuting Zhang , Kui Jia , Yueming Wang , Gang Pan , Tsung-Han Chan , Yi Ma

With the mushrooming use of computed tomography (CT) images in clinical decision making, management of CT data becomes increasingly difficult. From the patient identification perspective, using the standard DICOM tag to track patient…

Computer Vision and Pattern Recognition · Computer Science 2020-06-01 Jiuwen Zhu , Hu Han , S. Kevin Zhou

In this paper we present the results of the Unconstrained Ear Recognition Challenge (UERC), a group benchmarking effort centered around the problem of person recognition from ear images captured in uncontrolled conditions. The goal of the…

We present in this paper a biometric system of face detection and recognition in color images. The face detection technique is based on skin color information and fuzzy classification. A new algorithm is proposed in order to detect…

Computer Vision and Pattern Recognition · Computer Science 2009-07-30 Yousra Ben Jemaa , Sana Khanfir

We present a cost-effective two-step authentication system that integrates face identification and speaker verification using only a camera and microphone available on common devices. The pipeline first performs face recognition to identify…

Computer Vision and Pattern Recognition · Computer Science 2026-01-13 Kuan Wei Chen , Ting Yi Lin , Wen Ren Yang , Aryan Kesarwani , Riya Singh

This study tackles on a new problem of estimating human-error potential on a shop floor on the basis of wearable sensors. Unlike existing studies that utilize biometric sensing technology to estimate people's internal state such as fatigue…

Signal Processing · Electrical Eng. & Systems 2021-11-17 Hiroki Ohashi , Hiroto Nagayoshi

Security systems relying on passwords are vulnerable to being forgotten, guessed, or breached. Likewise, biometric systems that operate independently are at risk of template spoofing and replay incidents. This paper introduces a…

Cryptography and Security · Computer Science 2025-01-10 Ankit Kumar Patel , Dewanshi Paul , Sarthak Giri , Sneha Chaudhary , Bikalpa Gautam

The human brain represents an object by small elements and distinguishes two objects based on the difference in elements. Discovering the distinctive elements of high-dimensional datasets is therefore critical in numerous perception-driven…

Computer Vision and Pattern Recognition · Computer Science 2024-10-10 Md Tauhidul Islam , Lei Xing

Fingerprints are the most widely deployed form of biometric identification. No two individuals share the same fingerprint because they have unique biometric identifiers. This paper presents an efficient fingerprint verification algorithm…

Computer Vision and Pattern Recognition · Computer Science 2018-12-11 Rahul Kumar Jaiswal , Gaurav Saxena

Color images are easy to understand visually and can acquire a great deal of information, such as color and texture. They are highly and widely used in tasks such as segmentation. On the other hand, in indoor person segmentation, it is…

Computer Vision and Pattern Recognition · Computer Science 2022-05-12 Risako Tanigawa , Yasunori Ishii , Kazuki Kozuka , Takayoshi Yamashita

Image segmentation plays an essential role in medicine for both diagnostic and interventional tasks. Segmentation approaches are either manual, semi-automated or fully-automated. Manual segmentation offers full control over the quality of…

Computer Vision and Pattern Recognition · Computer Science 2019-03-21 Tomas Sakinis , Fausto Milletari , Holger Roth , Panagiotis Korfiatis , Petro Kostandy , Kenneth Philbrick , Zeynettin Akkus , Ziyue Xu , Daguang Xu , Bradley J. Erickson

Accurate segmentation of organ at risk (OAR) play a critical role in the treatment planning of image guided radiation treatment of head and neck cancer. This segmentation task is challenging for both human and automatic algorithms because…

Computer Vision and Pattern Recognition · Computer Science 2019-10-14 Yueyue Wang , Liang Zhao , Zhijian Song , Manning Wang

Accomplishments in the field of artificial intelligence are utilized in the advancement of computing and making of intelligent machines for facilitating mankind and improving user experience. Emotions are rudimentary for people, affecting…

Sound · Computer Science 2022-06-22 Asfand Ali , Danial Nasir , Mohammad Hassan Jawad

Purpose Automated segmentation of anatomical structures in medical image analysis is a prerequisite for autonomous diagnosis as well as various computer and robot aided interventions. Recent methods based on deep convolutional neural…

Computer Vision and Pattern Recognition · Computer Science 2020-09-22 Max-Heinrich Laves , Jens Bicker , Lüder A. Kahrs , Tobias Ortmaier

Speech emotion recognition (SER) systems aim to recognize human emotional state during human-computer interaction. Most existing SER systems are trained based on utterance-level labels. However, not all frames in an audio have affective…

Sound · Computer Science 2023-12-29 Qifei Li , Yingming Gao , Cong Wang , Yayue Deng , Jinlong Xue , Yichen Han , Ya Li

In this paper, we have extensively investigated the unconstrained ear recognition problem. We have first shown the importance of domain adaptation, when deep convolutional neural network models are used for ear recognition. To enable domain…

Computer Vision and Pattern Recognition · Computer Science 2018-03-22 Fevziye Irem Eyiokur , Dogucan Yaman , Hazım Kemal Ekenel

Privacy-enhancing technologies are technologies that implement fundamental data protection principles. With respect to biometric recognition, different types of privacy-enhancing technologies have been introduced for protecting stored…

Computer Vision and Pattern Recognition · Computer Science 2022-06-22 Pietro Melzi , Christian Rathgeb , Ruben Tolosana , Ruben Vera-Rodriguez , Christoph Busch