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相关论文: Offline Signature Verification by Combining Graph …

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Graphs provide a powerful representation formalism that offers great promise to benefit tasks like handwritten signature verification. While most state-of-the-art approaches to signature verification rely on fixed-size representations,…

计算机视觉与模式识别 · 计算机科学 2019-06-26 Paul Maergner , Nicholas R. Howe , Kaspar Riesen , Rolf Ingold , Andreas Fischer

The area of Handwritten Signature Verification has been broadly researched in the last decades, but remains an open research problem. The objective of signature verification systems is to discriminate if a given signature is genuine…

计算机视觉与模式识别 · 计算机科学 2019-01-25 Luiz G. Hafemann , Robert Sabourin , Luiz S. Oliveira

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…

计算机视觉与模式识别 · 计算机科学 2017-11-09 Jugurta Montalvão , Luiz Miranda , Jânio Canuto

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 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

Verifying the identity of a person using handwritten signatures is challenging in the presence of skilled forgeries, where a forger has access to a person's signature and deliberately attempt to imitate it. In offline (static) signature…

计算机视觉与模式识别 · 计算机科学 2017-05-17 Luiz G. Hafemann , Robert Sabourin , Luiz S. Oliveira

Research on Offline Handwritten Signature Verification explored a large variety of handcrafted feature extractors, ranging from graphology, texture descriptors to interest points. In spite of advancements in the last decades, performance of…

计算机视觉与模式识别 · 计算机科学 2017-05-17 Luiz G. Hafemann , Robert Sabourin , Luiz S. Oliveira

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…

人工智能 · 计算机科学 2011-03-08 Minal Tomar , Pratibha Singh

Handwritten signature verification poses a formidable challenge in biometrics and document authenticity. The objective is to ascertain the authenticity of a provided handwritten signature, distinguishing between genuine and forged ones.…

计算机视觉与模式识别 · 计算机科学 2024-01-19 Fatih Ozyurt , Jafar Majidpour , Tarik A. Rashid , Canan Koc

In this paper, a new method for offline handwritten signature retrieval is based on curvelet transform is proposed. Many applications in image processing require similarity retrieval of an image from a large collection of images. In such…

计算机视觉与模式识别 · 计算机科学 2011-04-12 M. S. Shirdhonkar , Manesh B. Kokare

In this work, a feature extraction method for offline signature verification is presented that harnesses the power of sparse representation in order to deliver state-of-the-art verification performance in several signature datasets like…

计算机视觉与模式识别 · 计算机科学 2019-01-24 Elias N. Zois , Dimitrios Tsourounis , Ilias Theodorakopoulos , Anastasios Kesidis , George Economou

This paper uses Support Vector Machines (SVM) to fuse multiple classifiers for an offline signature system. From the signature images, global and local features are extracted and the signatures are verified with the help of Gaussian…

计算机视觉与模式识别 · 计算机科学 2010-03-31 Dakshina Ranjan Kisku , Phalguni Gupta , Jamuna Kanta Sing

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

Biometrics systems have been used in a wide range of applications and have improved people authentication. Signature verification is one of the most common biometric methods with techniques that employ various specifications of a signature.…

计算机视觉与模式识别 · 计算机科学 2016-11-15 Mohsen Fayyaz , Mohammad Hajizadeh_Saffar , Mohammad Sabokrou , Mahmood Fathy

The area of Handwritten Signature Verification has been broadly researched in the last decades, but remains an open research problem. In offline (static) signature verification, the dynamic information of the signature writing process is…

计算机视觉与模式识别 · 计算机科学 2019-01-23 Sourya Dipta Das , Himanshu Ladia , Vaibhav Kumar , Shivansh Mishra

Signature verification is an authentication technique that considers handwritten signature as a biometric. From a biometric perspective this project made use of automatic means through an integration of intelligent algorithms to perform…

信号处理 · 电气工程与系统科学 2018-07-30 Rozita Teymourzadeh , Martin kizito , Kok Wai Chan , Mok Vee Hoong

Handwriting signatures, as an important means of identity recognition, are widely used in multiple fields such as financial transactions, commercial contracts and personal affairs due to their legal effect and uniqueness. In forensic…

计算机视觉与模式识别 · 计算机科学 2025-09-12 Wanghui Xiao

Identity verification based on authenticity assessment of a handwritten signature is an important issue in biometrics. There are many effective methods for signature verification taking into account dynamics of a signing process. Methods…

计算机视觉与模式识别 · 计算机科学 2016-10-06 Krzysztof Cpalka , Marcin Zalasinski , Leszek Rutkowski

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

Handwritten signature verification, crucial for legal and financial institutions, faces challenges including inter-writer similarity, intra-writer variations, and limited signature samples. To address these, we introduce the MultiScale…

计算机视觉与模式识别 · 计算机科学 2025-09-03 Fu-Hsien Huang , Hsin-Min Lu
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