Time-series averaging and local stability-weighted dynamic time warping for online signature verification

M Okawa - Pattern Recognition, 2021 - Elsevier
To meet the recent demands for automated security systems, this study proposes a novel
single-template strategy that uses mean templates and local stability-weighted dynamic time …

Online signature verification using single-template matching with time-series averaging and gradient boosting

M Okawa - Pattern Recognition, 2020 - Elsevier
In keeping with recent developments in artificial intelligence in the era of big data, there is a
demand for online signature verification systems that operate at high speeds, provide a high …

Recurrent adaptation networks for online signature verification

S Lai, L Jin - IEEE Transactions on information forensics and …, 2018 - ieeexplore.ieee.org
Online signature verification remains a challenging task owing to large intra-individual
variability. To tackle this problem, in this paper, we propose to use recurrent neural networks …

Template matching using time-series averaging and DTW with dependent warping for online signature verification

M Okawa - IEEE Access, 2019 - ieeexplore.ieee.org
Online signature verification has been widely applied in biometrics and forensics. Due to the
recent demand on high-speed systems in this era of big data, to simultaneously improve its …

OSVFuseNet: Online Signature Verification by feature fusion and depth-wise separable convolution based deep learning

CS Vorugunti, V Pulabaigari, RKSS Gorthi… - Neurocomputing, 2020 - Elsevier
Abstract Online Signature Verification (OSV) techniques have been deployed in production
systems for decades, yet training the model for efficient classification of the test signature …

Dsdtw: Local representation learning with deep soft-dtw for dynamic signature verification

J Jiang, S Lai, L Jin, Y Zhu - IEEE Transactions on Information …, 2022 - ieeexplore.ieee.org
Dynamic time warping (DTW) is a popular technique for sequence alignment, and is the de
facto standard for dynamic signature verification. In this paper, we go a significant step …

In-air signature verification system using leap motion

E Guerra-Segura, A Ortega-Pérez… - Expert Systems with …, 2021 - Elsevier
Signature verification is a widely explored field due to its high acceptance and its
compromise between security and comfort. Recently, different techniques have appeared to …

A two-tier ensemble approach for writer dependent online signature verification

P Bhowal, D Banerjee, S Malakar, R Sarkar - Journal of Ambient …, 2022 - Springer
Biometric verification systems are used to recognize people based on their uniqueness or
characteristics. Signature is considered as one of the most commonly used biometric that …

[HTML][HTML] Handwritten signature verification method based on improved combined features

Y Zhou, J Zheng, H Hu, Y Wang - Applied Sciences, 2021 - mdpi.com
Featured Application This study proposes a handwritten signature verification method based
on improved combined features, which combines dynamic features and static features by …

A novel biometric system for signature verification based on score level fusion approach

T Dhieb, H Boubaker, S Njah, M Ben Ayed… - Multimedia Tools and …, 2022 - Springer
The active modality of handwriting is broadly related to signature verification in the context of
biometric user authentication systems. Signature verification aims to verify a questioned …