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With the development of technology, the usage areas and importance of biometric systems have started to increase. Since the characteristics of each person are different from each other, a single model biometric system can yield successful…

Computer Vision and Pattern Recognition · Computer Science 2019-11-14 Cihan Akin , Umit Kacar , Murvet Kirci

With the development of technology, the usage areas and importance of biometric systems have started to increase. Since the characteristics of each person are different from each other, a single model biometric system can yield successful…

Machine Learning · Computer Science 2019-03-20 Cihan Akın , Umit Kacar , Murvet Kirci

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

Some face recognition methods are designed to utilize geometric information extracted from depth sensors to overcome the weaknesses of single-image based recognition technologies. However, the accurate acquisition of the depth profile is an…

Computer Vision and Pattern Recognition · Computer Science 2020-11-11 Amir Livne , Alex Bronstein , Ron Kimmel , Ziv Aviv , Shahaf Grofit

The development of technology biometrics becomes crucial more. To define human characteristic biometric systems are used but because of inability of traditional biometric systems to recognize twins, multimodal biometric systems are…

Computer Vision and Pattern Recognition · Computer Science 2018-01-30 Cihan Akin , Umit Kacar , Murvet Kirci

Ear biometric is considered as one of the most reliable and invariant biometrics characteristics in line with iris and fingerprint characteristics. In many cases, ear biometrics can be compared with face biometrics regarding many…

Computer Vision and Pattern Recognition · Computer Science 2010-02-03 Dakshina Ranjan Kisku , Hunny Mehrotra , Phalguni Gupta , Jamuna Kanta Sing

The widespread use of image acquisition technologies, along with advances in facial recognition, has raised serious privacy concerns. Face de-identification usually refers to the process of concealing or replacing personal identifiers,…

Computer Vision and Pattern Recognition · Computer Science 2024-11-18 Jingyi Cao , Xiangyi Chen , Bo Liu , Ming Ding , Rong Xie , Li Song , Zhu Li , Wenjun Zhang

The variation of pose, illumination and expression makes face recognition still a challenging problem. As a pre-processing in holistic approaches, faces are usually aligned by eyes. The proposed method tries to perform a pixel alignment…

Computer Vision and Pattern Recognition · Computer Science 2018-08-01 Hoda Mohammadzade , Amirhossein Sayyafan , Benyamin Ghojogh

Human communication is the vocal and non verbal signal to communicate with others. Human expression is a significant biometric object in picture and record databases of surveillance systems. Face appreciation has a serious role in biometric…

Computer Vision and Pattern Recognition · Computer Science 2023-05-12 P. Deivendran , P. Suresh Babu , G. Malathi , K. Anbazhagan , R. Senthil Kumar

Traditionally, abnormal heart sound classification is framed as a three-stage process. The first stage involves segmenting the phonocardiogram to detect fundamental heart sounds; after which features are extracted and classification is…

Identity recognition from ear images is an active field of research within the biometric community. The ability to capture ear images from a distance and in a covert manner makes ear recognition technology an appealing choice for…

Computer Vision and Pattern Recognition · Computer Science 2019-02-04 Žiga Emeršič , Dejan Štepec , Vitomir Štruc , Peter Peer

Face detection is a long-standing challenge in the field of computer vision, with the ultimate goal being to accurately localize human faces in an unconstrained environment. There are significant technical hurdles in making these systems…

Computer Vision and Pattern Recognition · Computer Science 2021-11-03 Necdet Gurkan , Jordan W. Suchow

Biometric recognition is a trending technology that uses unique characteristics data to identify or verify/authenticate security applications. Amidst the classically used biometrics, voice and face attributes are the most propitious for…

Fingerprints are widely recognized as one of the most unique and reliable characteristics of human identity. Most modern fingerprint authentication systems rely on contact-based fingerprints, which require the use of fingerprint scanners or…

Computer Vision and Pattern Recognition · Computer Science 2023-11-28 M. G. Sarwar Murshed , Syed Konain Abbas , Sandip Purnapatra , Daqing Hou , Faraz Hussain

This study demonstrates how facial biometrics, acquired using multi-spectral sensors, such as RGB, depth, and infrared, assist the data accumulation in the process of authorizing users of automated and semi-automated access systems. This…

Computer Vision and Pattern Recognition · Computer Science 2020-07-23 K. Lai , S. Samoil , S. N. Yanushkevich

Ear recognition task is known as predicting whether two ear images belong to the same person or not. In this paper, we present a novel metric learning method for ear recognition. This method is formulated as a pairwise constrained…

Computer Vision and Pattern Recognition · Computer Science 2018-03-28 Ibrahim Omara , Hongzhi Zhang , Faqiang Wang , Wangmeng Zuo

Assigning meaning to parts of image data is the goal of semantic image segmentation. Machine learning methods, specifically supervised learning is commonly used in a variety of tasks formulated as semantic segmentation. One of the major…

Computer Vision and Pattern Recognition · Computer Science 2021-12-20 Lu Yin , Vlado Menkovski , Shiwei Liu , Mykola Pechenizkiy

Deep learning-based models have been very successful in achieving state-of-the-art results in many of the computer vision, speech recognition, and natural language processing tasks in the last few years. These models seem a natural fit for…

Computer Vision and Pattern Recognition · Computer Science 2021-02-10 Shervin Minaee , Amirali Abdolrashidi , Hang Su , Mohammed Bennamoun , David Zhang

Face detection is one of the challenging tasks in computer vision. Human face detection plays an essential role in the first stage of face processing applications such as face recognition, face tracking, image database management, etc. In…

Computer Vision and Pattern Recognition · Computer Science 2017-02-16 Ali Sharifara , Mohd Shafry Mohd Rahim , Farhad Navabifar , Dylan Ebert , Amir Ghaderi , Michalis Papakostas

Face detection and recognition has been prevalent with research scholars and diverse approaches have been incorporated till date to serve purpose. The rampant advent of biometric analysis systems, which may be full body scanners, or iris…

Computer Vision and Pattern Recognition · Computer Science 2017-01-31 Smriti Tikoo , Nitin Malik