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In this paper a novel hand crafted local quadruple pattern (LQPAT) is proposed for facial image recognition and retrieval. Most of the existing hand-crafted descriptors encodes only a limited number of pixels in the local neighbourhood.…

计算机视觉与模式识别 · 计算机科学 2022-01-05 Soumendu Chakraborty , Satish Kumar Singh , Pavan Chakraborty

Biometrics is indispensable in this modern digital era for secure automated human authentication in various fields of machine learning and pattern recognition. Hand geometry is a promising physiological biometric trait with ample deployed…

计算机视觉与模式识别 · 计算机科学 2024-02-05 Asish Bera , Debotosh Bhattacharjee , Mita Nasipuri

In this paper, we propose a new multi-layer structural approach for the task of object based image retrieval. In our work we tackle the problem of structural organization of local features. The structural features we propose are nested…

多媒体 · 计算机科学 2014-05-15 Svebor Karaman , Jenny Benois-Pineau , Rémi Mégret , Aurélie Bugeau

Fingerprint recognition stands as a pivotal component of biometric technology, with diverse applications from identity verification to advanced search tools. In this paper, we propose a unique method for deriving robust fingerprint…

计算机视觉与模式识别 · 计算机科学 2025-05-23 Ekta Gavas , Kaustubh Olpadkar , Anoop Namboodiri

Extracting minutiae from fingerprint images is one of the most important steps in automatic fingerprint identification system. Because minutiae matching are certainly the most well-known and widely used method for fingerprint matching,…

计算机视觉与模式识别 · 计算机科学 2013-04-09 S. M. Mohsen , S. M. Zamshed Farhan , M. M. A. Hashem

We present in this paper a new approach for hand gesture analysis that allows digit recognition. The analysis is based on extracting a set of features from a hand image and then combining them by using an induction graph. The most important…

计算机视觉与模式识别 · 计算机科学 2009-06-30 Ahmed Ben Jmaa , Walid Mahdi , Yousra Ben Jemaa , Abdelmajid Ben Hamadou

This paper presents a hand shape classification approach employing multiscale template matching. The integration of background subtraction is utilized to derive a binary image of the hand object, enabling the extraction of key features such…

计算机视觉与模式识别 · 计算机科学 2024-02-16 Ketan Suhaas Saichandran

In this paper, we address the problem of landmark-based visual place recognition. In the state-of-the-art method, accurate object proposal algorithms are first leveraged for generating a set of local regions containing particular landmarks…

机器人学 · 计算机科学 2018-08-24 Bo Yang , Jun Li , Xiaosu Xu , Hong Zhang

Even though a few initial works have shown on small sets of data some level of bias in the performance of fingerprint recognition technology with respect to certain demographic groups, there is still not sufficient evidence to understand…

计算机视觉与模式识别 · 计算机科学 2024-10-07 Javier Galbally , Aleksandrs Cepilovs , Ramon Blanco-Gonzalo , Gillian Ormiston , Oscar Miguel-Hurtado , Istvan Sz. Racz

Classical deformable registration techniques achieve impressive results and offer a rigorous theoretical treatment, but are computationally intensive since they solve an optimization problem for each image pair. Recently, learning-based…

计算机视觉与模式识别 · 计算机科学 2019-07-26 Adrian V. Dalca , Guha Balakrishnan , John Guttag , Mert R. Sabuncu

The ability to grasp objects, signal with gestures, and share emotion through touch all stem from the unique capabilities of human hands. Yet creating high-quality personalized hand avatars from images remains challenging due to complex…

计算机视觉与模式识别 · 计算机科学 2026-02-10 Zicong Fan , Edoardo Remelli , David Dimond , Fadime Sener , Liuhao Ge , Bugra Tekin , Cem Keskin , Shreyas Hampali

Point constellation recognition is a common problem with many pattern matching applications. Whilst useful in many contexts, this work is mainly motivated by fingerprint matching. Fingerprints are traditionally modelled as constellations of…

As incremental Structure from Motion algorithms become effective, a good sparse point cloud representing the map of the scene becomes available frame-by-frame. From the 3D Delaunay triangulation of these points, state-of-the-art algorithms…

计算机视觉与模式识别 · 计算机科学 2015-07-21 Andrea Romanoni , Matteo Matteucci

Palmprints are private and stable information for biometric recognition. In the deep learning era, the development of palmprint recognition is limited by the lack of sufficient training data. In this paper, by observing that palmar creases…

计算机视觉与模式识别 · 计算机科学 2022-04-13 Kai Zhao , Lei Shen , Yingyi Zhang , Chuhan Zhou , Tao Wang , Ruixin Zhang , Shouhong Ding , Wei Jia , Wei Shen

The device fingerprinting technique extracts fingerprints based on the hardware characteristics of the device to identify the device. The primary goal of device fingerprinting is to accurately and uniquely identify a device, which requires…

密码学与安全 · 计算机科学 2023-10-12 Dawei Li , Di Liu , Yangkun Ren , Ziyi Wang , Yu Sun , Zhenyu Guan , Qianhong Wu , Jianwei Liu

Fingerprint recognition systems are widely deployed in various real-life applications as they have achieved high accuracy. The widely used applications include border control, automated teller machine (ATM), and attendance monitoring…

计算机视觉与模式识别 · 计算机科学 2020-05-19 Jag Mohan Singh , Ahmed Madhun , Guoqiang Li , Raghavendra Ramachandra

Biometric recognition is widely used, making the privacy and security of extracted templates a critical concern. Biometric Template Protection schemes, especially those utilizing Homomorphic Encryption, introduce significant computational…

计算机视觉与模式识别 · 计算机科学 2025-08-18 Florian Bayer , Maximilian Russo , Christian Rathgeb

An off-line handwritten alphabetical character recognition system using multilayer feed forward neural network is described in the paper. A new method, called, diagonal based feature extraction is introduced for extracting the features of…

统计计算 · 统计学 2011-03-03 J. Pradeep , E. Srinivasan , S. Himavathi

In this paper we propose a novel fingerprint indexing approach for speeding up in the fingerprint recognition system. What kind of features are used for indexing and how to employ the extracted features for searching are crucial for the…

计算机视觉与模式识别 · 计算机科学 2018-11-22 Gwang-Il Ri , Chol-Gyun Ri , Su-Rim Ji

In video-surveillance, person re-identification is the task of recognising whether an individual has already been observed over a network of cameras. Typically, this is achieved by exploiting the clothing appearance, as classical biometric…

计算机视觉与模式识别 · 计算机科学 2013-07-23 Riccardo Satta