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Related papers: Large scale deduplication based on fingerprints

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Clustering is an essential data mining tool for analyzing and grouping similar objects. In big data applications, however, many clustering algorithms are infeasible due to their high memory requirements and/or unfavorable runtime…

Data Structures and Algorithms · Computer Science 2026-01-27 Gregor Ulm , Simon Smith , Adrian Nilsson , Emil Gustavsson , Mats Jirstrand

The availability of large-scale facial databases, together with the remarkable progresses of deep learning technologies, in particular Generative Adversarial Networks (GANs), have led to the generation of extremely realistic fake facial…

Computer Vision and Pattern Recognition · Computer Science 2023-07-19 João C. Neves , Ruben Tolosana , Ruben Vera-Rodriguez , Vasco Lopes , Hugo Proença , Julian Fierrez

Clustering is a fundamental problem in unsupervised machine learning with many applications in data analysis. Popular clustering algorithms such as Lloyd's algorithm and $k$-means++ can take $\Omega(ndk)$ time when clustering $n$ points in…

Machine Learning · Computer Science 2023-10-26 Moses Charikar , Monika Henzinger , Lunjia Hu , Maxmilian Vötsch , Erik Waingarten

In this paper, we introduce an algorithm for performing spectral clustering efficiently. Spectral clustering is a powerful clustering algorithm that suffers from high computational complexity, due to eigen decomposition. In this work, we…

Machine Learning · Computer Science 2017-04-11 Ershad Banijamali , Ali Ghodsi

Wi-Fi fingerprinting remains one of the most practical solutions for indoor positioning, however, its performance is often limited by the size and heterogeneity of fingerprint datasets, strong Received Signal Strength Indicator variability,…

Machine Learning · Computer Science 2026-01-12 Miguel Matey-Sanz , Joaquín Torres-Sospedra , Joaquín Huerta , Sergio Trilles

Fingerprint image denoising is a very important step in fingerprint identification. to improve the denoising effect of fingerprint image,we have designs a fingerprint denoising algorithm based on deep encoder-decoder network,which encoder…

Computer Vision and Pattern Recognition · Computer Science 2020-05-05 Weiya Fan

Singular points of a fingerprint image are special locations having high curvature properties. They can play a pivotal role in fingerprint normalization and reliable feature extraction. Accurate and efficient extraction of a singular point…

Computer Vision and Pattern Recognition · Computer Science 2019-08-15 Geetika Arora , Ranjeet Ranjan Jha , Akash Agrawal , Kamlesh Tiwari , Aditya Nigam

The use of multiple modalities (e.g., face and fingerprint) or multiple algorithms (e.g., three face comparators) has shown to improve the recognition accuracy of an operational biometric system. Over time a biometric system may evolve to…

Computer Vision and Pattern Recognition · Computer Science 2024-08-22 Melissa R Dale , Anil Jain , Arun Ross

Fingerprint feature extraction is a task that is solved using either a global or a local representation. State-of-the-art global approaches use heavy deep learning models to process the full fingerprint image at once, which makes the…

Computer Vision and Pattern Recognition · Computer Science 2022-09-09 Saraansh Tandon , Anoop Namboodiri

Latent fingerprint matching is a very important but unsolved problem. As a key step of fingerprint matching, fingerprint registration has a great impact on the recognition performance. Existing latent fingerprint registration approaches are…

Computer Vision and Pattern Recognition · Computer Science 2021-01-21 Shan Gu , Jianjiang Feng , Jiwen Lu , Jie Zhou

Detecting the singular point accurately and efficiently is one of the most important tasks for fingerprint recognition. In recent years, deep learning has been gradually used in the fingerprint singular point detection. However, current…

Computer Vision and Pattern Recognition · Computer Science 2020-03-10 Liaojun Pang , Jiong Chen , Fei Guo , Zhicheng Cao , Heng Zhao

Let $A$ be a $n$ by $n$ matrix. A skeleton decomposition is any factorization of the form $CUR$ where $C$ comprises columns of $A$, and $R$ comprises rows of $A$. In this paper, we consider uniformly sampling $\l\simeq k \log n$ rows and…

Numerical Analysis · Mathematics 2012-04-11 Jiawei Chiu , Laurent Demanet

Fingerprints are popular among the biometric based systems due to ease of acquisition, uniqueness and availability. Nowadays it is used in smart phone security, digital payment and digital locker. Fingerprint recognition technology has been…

Computer Vision and Pattern Recognition · Computer Science 2022-05-09 Kim JuSong , Ri IlYong

Biometric authentication is used to secure digital or physical access. Such an authentication system uses a biometric database, where data are sometimes protected by cancelable transformations. This paper introduces the notion of biometric…

Cryptography and Security · Computer Science 2022-02-08 Tanguy Gernot , Patrick Lacharme

Customer data is often stored as records in Customer Relations Management systems (CRMs). Data which is manually entered into such systems by one of more users over time leads to data replication, partial duplication or fuzzy duplication.…

Computation and Language · Computer Science 2024-06-25 Ian Ormesher

Deep neural networks are vulnerable to adversarial examples, which dramatically alter model output using small input changes. We propose Neural Fingerprinting, a simple, yet effective method to detect adversarial examples by verifying…

Machine Learning · Computer Science 2019-06-18 Sumanth Dathathri , Stephan Zheng , Tianwei Yin , Richard M. Murray , Yisong Yue

As the Internet help us cross cultural border by providing different information, plagiarism issue is bound to arise. As a result, plagiarism detection becomes more demanding in overcoming this issue. Different plagiarism detection tools…

Computer Vision and Pattern Recognition · Computer Science 2010-03-25 Chow Kok Kent , Naomie Salim

In this paper, we propose a secure multibiometric system that uses deep neural networks and error-correction coding. We present a feature-level fusion framework to generate a secure multibiometric template from each user's multiple…

Artificial Intelligence · Computer Science 2017-08-09 Veeru Talreja , Matthew C. Valenti , Nasser M. Nasrabadi

Fingerprint traits are widely recognized for their unique qualities and security benefits. Despite their extensive use, fingerprint features can be vulnerable to puppet attacks, where attackers manipulate a reluctant but genuine user into…

Computer Vision and Pattern Recognition · Computer Science 2023-11-20 Wenhao Wang , Guyue Li , Zhiming Chu , Haobo Li , Daniele Faccio

We present a structural clustering algorithm for large-scale datasets of small labeled graphs, utilizing a frequent subgraph sampling strategy. A set of representatives provides an intuitive description of each cluster, supports the…

Databases · Computer Science 2016-10-03 Till Schäfer , Petra Mutzel