<abstract xmlns="http://www.w3.org/1999/xhtml">

<p>In the verification of identity, the aim is to increase effectiveness and reduce involvement of verified users. A good compromise between these issues is ensured by dynamic signature verification. The dynamic signature is represented by signals describing the position of the stylus in time. They can be used to determine the velocity or acceleration signal. Values of these signals can be analyzed, interpreted, selected, and compared. In this paper, we propose an approach that: (a) uses an evolutionary algorithm to create signature partitions in the time and velocity domains; (b) selects the most characteristic partitions in terms of matching with reference signatures; and (c) works individually for each user, eliminating the need of using skilled forgeries. The proposed approach was tested using Biosecure DS2 database which is a part of the DeepSignDB, a database with genuine dynamic signatures. Our simulations confirmed the correctness of the adopted assumptions.</p>
</abstract>

In the verification of identity, the aim is to increase effectiveness and reduce involvement of verified users. A good compromise between these issues is ensured by dynamic signature verification. The dynamic signature is represented by signals describing the position of the stylus in time. They can be used to determine the velocity or acceleration signal. Values of these signals can be analyzed, interpreted, selected, and compared. In this paper, we propose an approach that: (a) uses an evolutionary algorithm to create signature partitions in the time and velocity domains; (b) selects the most characteristic partitions in terms of matching with reference signatures; and (c) works individually for each user, eliminating the need of using skilled forgeries. The proposed approach was tested using Biosecure DS2 database which is a part of the DeepSignDB, a database with genuine dynamic signatures. Our simulations confirmed the correctness of the adopted assumptions.

Evolutionary Algorithm for Selecting Dynamic Signatures Partitioning Approach

Department of Intelligent Computer Systems

Journal of Artificial Intelligence and Soft Computing Research

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

{"article-title":"Evolutionary Algorithm for Selecting Dynamic Signatures Partitioning Approach"}

In the verification of identity, the aim is to increase effectiveness and reduce involvement of verified users. A good compromise between these issues is...

Evolutionary Algorithm for Selecting Dynamic Signatures Partitioning Approach

Published Online: Oct 29, 2022

Page range: 267 - 279

Received: Mar 23, 2022

Accepted: Oct 11, 2022

DOI: https://doi.org/10.2478/jaiscr-2022-0018

Keywords
identity verification, dynamic signature, hybrid partitions, partitions’ selection, evolutionary algorithm

© 2022 Marcin Zalasiński et al., published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Evolutionary Algorithm for Selecting Dynamic Signatures Partitioning Approach

Published Online: Oct 29, 2022

Page range: 267 - 279

Received: Mar 23, 2022

Accepted: Oct 11, 2022

DOI: https://doi.org/10.2478/jaiscr-2022-0018

Keywordsidentity verification, dynamic signature, hybrid partitions, partitions’ selection, evolutionary algorithm

© 2022 Marcin Zalasiński et al., published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Keywords
identity verification, dynamic signature, hybrid partitions, partitions’ selection, evolutionary algorithm