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Biometric signature verification has been traditionally performed in pen-based office-like scenarios using devices specifically designed for acquiring handwriting. However, the high deployment of devices such as smartphones and tablets has…

人机交互 · 计算机科学 2020-02-04 Ruben Tolosana , Ruben Vera-Rodriguez , Richard Guest , Julian Fierrez , Javier Ortega-Garcia

Within the field of image and video recognition, the traditional approach is a dataset split into fixed training and test partitions. However, the labelling of the training set is time-consuming, especially as datasets grow in size and…

计算机视觉与模式识别 · 计算机科学 2016-12-08 Andrew Gilbert , Richard Bowden

Signature verification has been one of the major researched areas in the field of computer vision. Many financial and legal organizations use signature verification as access control and authentication. Signature images are not rich in…

计算机视觉与模式识别 · 计算机科学 2021-08-05 Anamika Jain , Satish Kumar Singh , Krishna Pratap Singh

In this paper, we present an algorithm that computes the topological signature for a given periodic motion sequence. Such signature consists of a vector obtained by persistent homology which captures the topological and geometric changes of…

计算机视觉与模式识别 · 计算机科学 2019-04-15 Javier Lamar-Leon , Rocio Gonzalez-Diaz , Edel Garcia-Reyes

We introduce a novel, accurate and practical system for real-time people tracking and identification. We used a Kinect V2 sensor for tracking that generates a body skeleton for up to six people in the view. We perform identification using…

计算机视觉与模式识别 · 计算机科学 2017-02-14 Xinyu Li , Yanyi Zhang , Ivan Marsic , Randall S. Burd

Online continuous motion recognition is a hot topic of research since it is more practical in real life application cases. Recently, Skeleton-based approaches have become increasingly popular, demonstrating the power of using such 3D…

计算机视觉与模式识别 · 计算机科学 2025-11-10 Mohamed Sanim Akremi , Rim Slama , Hedi Tabia

Visual localization is a useful alternative to standard localization techniques. It works by utilizing cameras. In a typical scenario, features are extracted from captured images and compared with geo-referenced databases. Location…

计算机视觉与模式识别 · 计算机科学 2020-06-28 Li Weng , Valerie Gouet-Brunet , Bahman Soheilian

Although secular, handwritten signature is one of the most reliable biometric methods used by most countries. In the last ten years, the application of technology for verification of handwritten signatures has evolved strongly, including…

Offline signature verification is one of the most challenging tasks in biometrics and document forensics. Unlike other verification problems, it needs to model minute but critical details between genuine and forged signatures, because a…

计算机视觉与模式识别 · 计算机科学 2017-10-03 Sounak Dey , Anjan Dutta , J. Ignacio Toledo , Suman K. Ghosh , Josep Llados , Umapada Pal

A genuine signer's signature is naturally unstable even at short time-intervals whereas, expert forgers always try to perfectly mimic a genuine signer's signature. This presents a challenge which puts a genuine signer at risk of being…

计算机视觉与模式识别 · 计算机科学 2024-01-10 Paul Brimoh , Chollette C. Olisah

Security protocols are concurrent processes that communicate using cryptography with the aim of achieving various security properties. Recent work on their formal verification has brought procedures and tools for deciding trace equivalence…

密码学与安全 · 计算机科学 2015-09-08 David Baelde , Stéphanie Delaune , Lucca Hirschi

Signcryption is a cryptographic primitive which performs encryption and signature in a single logical step. In conventional signcryption only receiver of the signcrypted text can verify the authenticity of the origin i.e. signature of the…

密码学与安全 · 计算机科学 2011-07-12 Prashant Kushwah , Sunder Lal

Gesturing is one of the natural modes of human communication. Signs produced by gestures can have a basic meaning coupled with additional information that is layered over the basic meaning of the sign. Sign language is an important example…

计算机视觉与模式识别 · 计算机科学 2014-10-16 Subhadip Basu , S. Dey , K. Mukherjee , T. S. Jana

Automated signature verification is a critical biometric technique used in banking, identity authentication, and legal documentation. Despite the notable progress achieved by deep learning methods, most approaches in offline signature…

计算机视觉与模式识别 · 计算机科学 2025-10-21 Matheus Ramos Parracho

Offline Signature Verification (OSV) remains a challenging pattern recognition task, especially in the presence of skilled forgeries that are not available during the training. This challenge is aggravated when there are small labeled…

计算机视觉与模式识别 · 计算机科学 2019-08-09 Taraneh Younesian , Saeed Masoudnia , Reshad Hosseini , Babak N. Araabi

Skeleton creation is an important phase in the character animation pipeline. However, handcrafting skeleton takes extensive labor time and domain knowledge. Automatic skeletonization provides a solution. However, most of the current…

图形学 · 计算机科学 2021-10-13 Jing Ma , Jin Wang , Jituo Li , Dongliang Zhang

In this paper, a writer-dependent signature verification method is proposed. Two different types of texture features, namely Wavelet and Local Quantized Patterns (LQP) features, are employed to extract two kinds of transform and statistical…

计算机视觉与模式识别 · 计算机科学 2019-05-07 Ankan Kumar Bhunia , Alireza Alaei , Partha Pratim Roy

Automatic recognition of signature is a challenging problem which has received much attention during recent years due to its many applications in different fields. Signature has been used for long time for verification and authentication…

计算机视觉与模式识别 · 计算机科学 2013-11-08 Ankit Chadha , Neha Satam , Vibha Wali

Offline runtime verification involves the static analysis of executions of a system against a specification. For distributed systems, it is generally not possible to characterize executions in the form of global traces, given the absence of…

软件工程 · 计算机科学 2024-03-06 Erwan Mahe , Boutheina Bannour , Christophe Gaston , Arnault Lapitre , Pascale Le Gall

This research introduces an innovative approach to explore the cognitive and biologically inspired underpinnings of feature vector splitting for analyzing the significance of different attributes in e-security biometric signature…

计算机视觉与模式识别 · 计算机科学 2024-05-22 Marcos Faundez , Moises Diaz , Miguel Angel Ferrer