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Related papers: Offline Handwritten Signature Verification Using a…

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This article presents SVC-onGoing, an on-going competition for on-line signature verification where researchers can easily benchmark their systems against the state of the art in an open common platform using large-scale public databases,…

Signature used as a biometric is implemented in various systems as well as every signature signed by each person is distinct at the same time. So, it is very important to have a computerized signature verification system. In offline…

Artificial Intelligence · Computer Science 2011-03-08 Minal Tomar , Pratibha Singh

Biometric authentication by means of handwritten signatures is a challenging pattern recognition task, which aims to infer a writer model from only a handful of genuine signatures. In order to make it more difficult for a forger to attack…

Computer Vision and Pattern Recognition · Computer Science 2018-10-18 Paul Maergner , Vinaychandran Pondenkandath , Michele Alberti , Marcus Liwicki , Kaspar Riesen , Rolf Ingold , Andreas Fischer

Most people think that their handwriting is unique and cannot be imitated by machines, especially not using completely new content. Current cursive handwriting synthesis is visually limited or needs user interaction. We show that…

Computer Vision and Pattern Recognition · Computer Science 2021-04-19 Martin Mayr , Martin Stumpf , Anguelos Nicolaou , Mathias Seuret , Andreas Maier , Vincent Christlein

Usually, in a real-world scenario, few signature samples are available to train an automatic signature verification system (ASVS). However, such systems do indeed need a lot of signatures to achieve an acceptable performance. Neuromotor…

Computer Vision and Pattern Recognition · Computer Science 2020-10-15 Teruo M. Maruyama , Luiz S. Oliveira , Alceu S. Britto , Robert Sabourin

High number of writers, small number of training samples per writer with high intra-class variability and heavily imbalanced class distributions are among the challenges and difficulties of the offline Handwritten Signature Verification…

Computer Vision and Pattern Recognition · Computer Science 2020-04-15 Victor L. F. Souza , Adriano L. I. Oliveira , Rafael M. O. Cruz , Robert Sabourin

The paper presents to address this challenge, we have proposed the use of Adaptive Window Positioning technique which focuses on not just the meaning of the handwritten signature but also on the individuality of the writer. This innovative…

Computer Vision and Pattern Recognition · Computer Science 2014-07-11 Ghazali Sulong , Anwar Yahy Ebrahim , Muhammad Jehanzeb

Handwritten text recognition is challenging because of the virtually infinite ways a human can write the same message. Our fully convolutional handwriting model takes in a handwriting sample of unknown length and outputs an arbitrary stream…

Computer Vision and Pattern Recognition · Computer Science 2019-07-12 Felipe Petroski Such , Dheeraj Peri , Frank Brockler , Paul Hutkowski , Raymond Ptucha

The augmented usage of deep learning-based models for various AI related problems are as a result of modern architectures of deeper length and the availability of voluminous interpreted datasets. The models based on these architectures…

Computer Vision and Pattern Recognition · Computer Science 2019-07-10 Chandra Sekhar V. , Anoushka Doctor , Prerana Mukherjee , Viswanath Pulabaigiri

Handwritten Text Recognition (HTR) is a relevant problem in computer vision, and implies unique challenges owing to its inherent variability and the rich contextualization required for its interpretation. Despite the success of…

Artificial Intelligence · Computer Science 2025-06-19 Carlos Penarrubia , Carlos Garrido-Munoz , Jose J. Valero-Mas , Jorge Calvo-Zaragoza

The reliance of humans over machines has never been so high such that from object classification in photographs to adding sound to silent movies everything can be performed with the help of deep learning and machine learning algorithms.…

Computer Vision and Pattern Recognition · Computer Science 2021-06-25 Samay Pashine , Ritik Dixit , Rishika Kushwah

The application of mobile biometrics as a user-friendly authentication method has increased in the last years. Recent studies have proposed novel behavioral biometric recognition systems based on Transformers, which currently outperform the…

Computer Vision and Pattern Recognition · Computer Science 2023-07-07 Pietro Melzi , Ruben Tolosana , Ruben Vera-Rodriguez , Paula Delgado-Santos , Giuseppe Stragapede , Julian Fierrez , Javier Ortega-Garcia

In automatic signature verification, questioned specimens are usually compared with reference signatures. In writer-dependent schemes, a number of reference signatures are required to build up the individual signer model while a…

Computer Vision and Pattern Recognition · Computer Science 2024-05-24 Moises Diaz , Miguel A. Ferrer , Soodamani Ramalingam , Richard Guest

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…

Computer Vision and Pattern Recognition · Computer Science 2020-06-01 Celso A. M. Lopes Junior , Matheus Henrique M. da Silva , Byron Leite Dantas Bezerra , Bruno Jose Torres Fernandes , Donato Impedovo

Methods for learning feature representations for Offline Handwritten Signature Verification have been successfully proposed in recent literature, using Deep Convolutional Neural Networks to learn representations from signature pixels. Such…

Computer Vision and Pattern Recognition · Computer Science 2018-04-25 Luiz G. Hafemann , Robert Sabourin , Luiz S. Oliveira

In real-world contexts, sometimes data are available in form of Natural Data Streams, i.e. data characterized by a streaming nature, unbalanced distribution, data drift over a long time frame and strong correlation of samples in short time…

Computer Vision and Pattern Recognition · Computer Science 2023-01-10 Guido Borghi , Gabriele Graffieti , Davide Maltoni

Handwritten Text Recognition (HTR) is still a challenging problem because it must deal with two important difficulties: the variability among writing styles, and the scarcity of labelled data. To alleviate such problems, synthetic data…

Computer Vision and Pattern Recognition · Computer Science 2020-05-28 Lei Kang , Marçal Rusiñol , Alicia Fornés , Pau Riba , Mauricio Villegas

The handwriting of an individual may vary substantially with factors such as mood, time, space, writing speed, writing medium and tool, writing topic, etc. It becomes challenging to perform automated writer verification/identification on a…

Computer Vision and Pattern Recognition · Computer Science 2020-01-01 Chandranath Adak , Bidyut B. Chaudhuri , Michael Blumenstein

A method for offline signature verification is presented in this paper. It is based on the segmentation of the signature skeleton (through standard image skeletonization) into unambiguous sequences of points, or unambiguously connected…

Computer Vision and Pattern Recognition · Computer Science 2017-11-09 Jugurta Montalvão , Luiz Miranda , Jânio Canuto

Statistical process monitoring (SPM) methods are essential tools in quality management to check the stability of industrial processes, i.e., to dynamically classify the process state as in control (IC), under normal operating conditions, or…

Machine Learning · Statistics 2024-11-20 Christian Capezza , Antonio Lepore , Kamran Paynabar