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494 Results Found

  • Article
  • Open Access
37 Citations
10,359 Views
22 Pages

Fingerprint Classification through Standard and Weighted Extreme Learning Machines

  • David Zabala-Blanco,
  • Marco Mora,
  • Ricardo J. Barrientos,
  • Ruber Hernández-García and
  • José Naranjo-Torres

15 June 2020

Fingerprint classification is a stage of biometric identification systems that aims to group fingerprints and reduce search times and computational complexity in the databases of fingerprints. The most recent works on this problem propose methods bas...

  • Article
  • Open Access
2 Citations
1,747 Views
31 Pages

5 March 2025

Fingerprint recognition is one of the most effective and widely adopted methods for person identification. However, the computational time required for the querying of large databases is excessive. To address this, preprocessing steps such as classif...

  • Article
  • Open Access
60 Citations
12,763 Views
21 Pages

Fingerprint Classification Based on Deep Learning Approaches: Experimental Findings and Comparisons

  • Carmelo Militello,
  • Leonardo Rundo,
  • Salvatore Vitabile and
  • Vincenzo Conti

26 April 2021

Biometric classification plays a key role in fingerprint characterization, especially in the identification process. In fact, reducing the number of comparisons in biometric recognition systems is essential when dealing with large-scale databases. Th...

  • Article
  • Open Access
26 Citations
8,275 Views
17 Pages

12 April 2022

Fingerprints are gaining in popularity, and fingerprint datasets are becoming increasingly large. They are often captured utilizing a variety of sensors embedded in smart devices such as mobile phones and personal computers. One of the primary issues...

  • Article
  • Open Access
10 Citations
5,771 Views
11 Pages

2 January 2024

Fingerprint analysis has long been a cornerstone in criminal investigations for suspect identification. Beyond this conventional role, recent efforts have aimed to extract additional demographic information from fingerprints, such as gender, age, and...

  • Feature Paper
  • Article
  • Open Access
42 Citations
10,049 Views
11 Pages

11 November 2019

The system that automatically identifies the anthropometric fingerprint is one of the systems that interact directly with the user, which every day will be provided with a diverse database. This requires the system to be optimized to handle the proce...

  • Article
  • Open Access
19 Citations
5,466 Views
10 Pages

Classification of Hen Eggs by HPLC-UV Fingerprinting and Chemometric Methods

  • Guillem Campmajó,
  • Laura Cayero,
  • Javier Saurina and
  • Oscar Núñez

1 August 2019

Hen eggs are classified into four groups according to their production method: Organic, free-range, barn, or caged. It is known that a fraudulent practice is the misrepresentation of a high-quality egg with a lower one. In this work, high-performance...

  • Article
  • Open Access
11 Citations
4,292 Views
11 Pages

10 October 2022

The fingerprint is an important biological feature of the human body, which contains abundant biometric information. At present, the academic exploration of fingerprint gender characteristics is generally at the level of understanding, and the standa...

  • Article
  • Open Access
12 Citations
5,801 Views
18 Pages

Drone Detection and Classification Using Physical-Layer Protocol Statistical Fingerprint

  • Louis Morge-Rollet,
  • Denis Le Jeune,
  • Frédéric Le Roy,
  • Charles Canaff and
  • Roland Gautier

5 September 2022

We propose a novel approach for drone detection and classification based on RF communication link analysis. Our approach analyses large signal record including several packets and can be decomposed of two successive steps: signal detection and drone...

  • Article
  • Open Access
8 Citations
3,168 Views
12 Pages

Machine Learning Models for the Classification of CK2 Natural Products Inhibitors with Molecular Fingerprint Descriptors

  • Yuting Liu,
  • Mengzhou Bi,
  • Xuewen Zhang,
  • Na Zhang,
  • Guohui Sun,
  • Yue Zhou,
  • Lijiao Zhao and
  • Rugang Zhong

19 November 2021

Casein kinase 2 (CK2) is considered an important target for anti-cancer drugs. Given the structural diversity and broad spectrum of pharmaceutical activities of natural products, numerous studies have been performed to prove them as valuable sources...

  • Article
  • Open Access
1 Citations
3,844 Views
17 Pages

Logical Attacks and Countermeasures for Fingerprint On-Card-Comparison Systems

  • Benoit Vibert,
  • Jean-Marie Le Bars,
  • Christophe Charrier and
  • Christophe Rosenberger

21 September 2020

Digital fingerprints are being used more and more to secure applications for logical and physical access control. In order to guarantee security and privacy trends, a biometric system is often implemented on a secure element to store the biometric re...

  • Article
  • Open Access
21 Citations
7,902 Views
13 Pages

A Fingerprint Matching Algorithm Using the Combination of Edge Features and Convolution Neural Networks

  • Andreea-Monica Dincă Lăzărescu,
  • Simona Moldovanu and
  • Luminita Moraru

This study presents an algorithm for fingerprint classification using a CNN (convolutional neural network) model and making use of full images belonging to four digital databases. The main challenge that we face in fingerprint classification is deali...

  • Article
  • Open Access
5 Citations
2,354 Views
13 Pages

22 July 2023

In this study, a method of mid-level data fusion with the fingerprint region was proposed, which was combined with the characteristic wavelengths that contain fingerprint information in NIR and FT-MIR spectra to detect the DON level in FHB wheat duri...

  • Article
  • Open Access
8 Citations
8,100 Views
14 Pages

Optical Methods in Fingerprint Imaging for Medical and Personality Applications

  • Chia-Nan Wang,
  • Jing-Wein Wang,
  • Ming-Hsun Lin,
  • Yao-Lang Chang and
  • Chia-Ming Kuo

23 October 2017

Over the years, analysis and induction of personality traits has been a topic for individual subjective conjecture or speculation, rather than a focus of inductive scientific analysis. This study proposes a novel framework for analysis and induction...

  • Article
  • Open Access
18 Citations
5,266 Views
14 Pages

29 March 2022

Fingerprints are the most common personal identification feature and key evidence for crime scene investigators. The prediction of fingerprints features include gender, height range (tall or short), left or right hand, and finger position can effecti...

  • Article
  • Open Access
1,172 Views
18 Pages

19 September 2025

Recent advances in Radio Frequency (RF)-based device classification have shown promise in enabling secure and efficient wireless communications. However, the energy efficiency and low-latency processing capabilities of neuromorphic computing have yet...

  • Article
  • Open Access
5 Citations
3,844 Views
12 Pages

3 January 2023

One possible device authentication method is based on device fingerprints, such as software- or hardware-based unique characteristics. In this paper, we propose a fingerprinting technique based on passive externally measured information, i.e., curren...

  • Article
  • Open Access
6 Citations
3,080 Views
18 Pages

Rapid Determination of Soil Horizons and Suborders Based on VIS-NIR-SWIR Spectroscopy and Machine Learning Models

  • Karym Mayara de Oliveira,
  • Renan Falcioni,
  • João Vitor Ferreira Gonçalves,
  • Caio Almeida de Oliveira,
  • Weslei Augusto Mendonça,
  • Luís Guilherme Teixeira Crusiol,
  • Roney Berti de Oliveira,
  • Renato Herrig Furlanetto,
  • Amanda Silveira Reis and
  • Marcos Rafael Nanni

7 October 2023

In an effort to improve the efficiency of soil classification, traditional methods are being combined with analytical and computational techniques. This integration has strengthened the connection between conventional classification and the applicati...

  • Article
  • Open Access
41 Citations
8,237 Views
19 Pages

21 May 2015

A k-nearest neighbor (k-NN) classification model was constructed for 118 RDT NEDO (Repeated Dose Toxicity New Energy and industrial technology Development Organization; currently known as the Hazard Evaluation Support System (HESS)) database chemical...

  • Feature Paper
  • Article
  • Open Access
6 Citations
3,823 Views
16 Pages

A Simple Indoor Localization Methodology for Fast Building Classification Models Based on Fingerprints

  • David Sánchez-Rodríguez,
  • Itziar Alonso-González,
  • Carlos Ley-Bosch and
  • Miguel A. Quintana-Suárez

Indoor localization has received tremendous attention in the last two decades due to location-aware services being highly demanded. Wireless networks have been suggested to solve this problem in many research works, and efficient algorithms have been...

  • Article
  • Open Access
9 Citations
2,611 Views
17 Pages

Confidentiality Preserved Federated Learning for Indoor Localization Using Wi-Fi Fingerprinting

  • Rajeev Kumar,
  • Renu Popli,
  • Vikas Khullar,
  • Isha Kansal and
  • Ashutosh Sharma

10 August 2023

For the establishment of future ubiquitous location-aware applications, a scalable indoor localization technique is essential technology. Numerous classification techniques for indoor localization exist, but none have proven to be as quick, secure, a...

  • Article
  • Open Access
14 Citations
3,715 Views
12 Pages

Authentication of the Geographical Origin of Margarines and Fat-Spread Products from Liquid Chromatographic UV-Absorption Fingerprints and Chemometrics

  • Sanae Bikrani,
  • Ana M. Jiménez-Carvelo,
  • Mounir Nechar,
  • M. Gracia Bagur-González,
  • Badredine Souhail and
  • Luis Cuadros-Rodríguez

19 November 2019

Fat-spread products are a stabilized emulsion of water and vegetable oils. The whole fat content can vary from 10 to 90% (w/w). There are different kinds, which are differently named, and their composition depends on the country in which they are pro...

  • Article
  • Open Access
25 Citations
3,632 Views
17 Pages

XGBLoc: XGBoost-Based Indoor Localization in Multi-Building Multi-Floor Environments

  • Navneet Singh,
  • Sangho Choe,
  • Rajiv Punmiya and
  • Navneesh Kaur

2 September 2022

Location-based indoor applications with high quality of services require a reliable, accurate, and low-cost position prediction for target device(s). The widespread availability of WiFi received signal strength indicator (RSSI) makes it a suitable ca...

  • Article
  • Open Access
33 Citations
4,150 Views
10 Pages

19 March 2020

Radio frequency fingerprinting (RFF) is one of the communication network’s security techniques based on the identification of the unique features of RF transient signals. However, extracting these features could be burdensome, due to the nonsta...

  • Article
  • Open Access
4 Citations
2,871 Views
17 Pages

Metabolomics on Apple (Malus domestica) Cuticle—Search for Authenticity Markers

  • Kamila Bechynska,
  • Jiri Sedlak,
  • Leos Uttl,
  • Vit Kosek,
  • Petra Vackova,
  • Vladimir Kocourek and
  • Jana Hajslova

24 April 2024

The profile of secondary metabolites present in the apple cuticular layer is not only characteristic of a particular apple cultivar; it also dynamically reflects various external factors in the growing environment. In this study, the possibility of a...

  • Article
  • Open Access
8 Citations
3,580 Views
19 Pages

11 February 2021

The popularity of social networks (SNs), amplified by the ever-increasing use of smartphones, has intensified online cybercrimes. This trend has accelerated digital forensics through SNs. One of the areas that has received lots of attention is camera...

  • Article
  • Open Access
68 Citations
7,199 Views
20 Pages

Deep CNN for Indoor Localization in IoT-Sensor Systems

  • Wafa Njima,
  • Iness Ahriz,
  • Rafik Zayani,
  • Michel Terre and
  • Ridha Bouallegue

15 July 2019

Currently, indoor localization is among the most challenging issues related to the Internet of Things (IoT). Most of the state-of-the-art indoor localization solutions require a high computational complexity to achieve a satisfying localization accur...

  • Article
  • Open Access
7 Citations
2,745 Views
25 Pages

Machine Learning-Assisted Drug Repurposing Framework for Discovery of Aurora Kinase B Inhibitors

  • George Nicolae Daniel Ion,
  • George Mihai Nitulescu and
  • Dragos Paul Mihai

25 December 2024

Background: Aurora kinase B (AurB) is a pivotal regulator of mitosis, making it a compelling target for cancer therapy. Despite significant advances in protein kinase inhibitor development, there are currently no AurB inhibitors readily available for...

  • Article
  • Open Access
56 Citations
10,610 Views
17 Pages

24 January 2019

Natural products (NPs) remain the most prolific resource for the development of small-molecule drugs. Here we report a new machine learning approach that allows the identification of natural products with high accuracy. The method also generates simi...

  • Article
  • Open Access
518 Views
18 Pages

9 December 2025

Accurate indoor floor classification is essential for wireless positioning systems. However, the performance of conventional received signal strength indictor (RSSI)-based fingerprinting approaches is often limited by signal fluctuations and insuffic...

  • Article
  • Open Access
15 Citations
6,903 Views
12 Pages

Fingerprint (FP) representations of chemical structure continue to be one of the most widely used types of molecular descriptors in chemoinformatics and computational medicinal chemistry. One often distinguishes between two- and three-dimensional (2D...

  • Article
  • Open Access
1,765 Views
23 Pages

In recent decades, data collection technologies have evolved to facilitate the monitoring and improvement of numerous activities and processes in everyday human life. Their evolution is propelled by the advancement of artificial intelligence (AI), wh...

  • Article
  • Open Access
4 Citations
3,811 Views
12 Pages

Rapid Classification of Sarcomas Using Methylation Fingerprint: A Pilot Study

  • Aviel Iluz,
  • Myriam Maoz,
  • Nir Lavi,
  • Hanna Charbit,
  • Omer Or,
  • Noam Olshinka,
  • Jonathan Abraham Demma,
  • Mohammad Adileh,
  • Marc Wygoda and
  • Iris Lavon
  • + 7 authors

18 August 2023

Sarcoma classification is challenging and can lead to treatment delays. Previous studies used DNA aberrations and machine-learning classifiers based on methylation profiles for diagnosis. We aimed to classify sarcomas by analyzing methylation signatu...

  • Article
  • Open Access
3 Citations
1,703 Views
7 Pages

This study presents a method for fingerprint recognition based on principal component analysis (PCA) and point patterns (minutae) obtained from the directional histograms of a fingerprint. We first employ Principal Component Analysis (PCA) method to...

  • Article
  • Open Access
35 Citations
5,472 Views
10 Pages

13 April 2020

In this study, the feasibility of non-targeted UHPLC-HRMS fingerprints as chemical descriptors to address the classification and authentication of paprika samples was evaluated. Non-targeted UHPLC-HRMS fingerprints were obtained after a simple sample...

  • Article
  • Open Access
24 Citations
3,854 Views
11 Pages

Scutellaria baicalensis Georgi (SBG) is not just as a traditional herbal medicine but also a popular functional food in China and other Asian countries. A sensitive simple strategy was developed for the first time to analyze SBG from eight different...

  • Article
  • Open Access
16 Citations
4,799 Views
15 Pages

Predictive Capability of QSAR Models Based on the CompTox Zebrafish Embryo Assays: An Imbalanced Classification Problem

  • Mario Lovrić,
  • Olga Malev,
  • Göran Klobučar,
  • Roman Kern,
  • Jay J. Liu and
  • Bono Lučić

15 March 2021

The CompTox Chemistry Dashboard (ToxCast) contains one of the largest public databases on Zebrafish (Danio rerio) developmental toxicity. The data consists of 19 toxicological endpoints on unique 1018 compounds measured in relatively low concentratio...

  • Article
  • Open Access
2 Citations
2,283 Views
18 Pages

27 October 2024

The IEEE 802.11bf-based wireless fidelity (WiFi) indoor positioning system has gained significant attention recently. It is important to recognize that multi-user online positioning occurs in real wireless environments. This paper proposes an indoor...

  • Article
  • Open Access
5 Citations
1,140 Views
17 Pages

The classification of Hepatitis C virus (HCV) NS3 inhibitors is essential for identifying potential antiviral agents through computational methods. This study aims to develop an optimized machine learning (ML) model using random forest (RF) and molec...

  • Abstract
  • Open Access
1,219 Views
2 Pages

In recent years, nutraceuticals prepared with cranberry (Vaccinium macrocarpon) have gained special attention because of their beneficial effects on human health (e.g., antioxidant activity and antimicrobial activity against bacteria involved in a wi...

  • Article
  • Open Access
10 Citations
2,630 Views
15 Pages

Discrimination/Classification of Edible Vegetable Oils from Raman Spatially Solved Fingerprints Obtained on Portable Instrumentation

  • Guillermo Jiménez-Hernández,
  • Fidel Ortega-Gavilán,
  • M. Gracia Bagur-González and
  • Antonio González-Casado

5 January 2024

Currently, the combination of fingerprinting methodology and environmentally friendly and economical analytical instrumentation is becoming increasingly relevant in the food sector. In this study, a highly versatile portable analyser based on Spatial...

  • Article
  • Open Access
18 Citations
5,061 Views
16 Pages

28 November 2021

Tea is a widely consumed drink in the world which is susceptible to undergoing adulterations to reduce manufacturing costs and rise financial benefits. The development of simple analytical methodologies to assess tea authenticity, as well as to detec...

  • Article
  • Open Access
24 Citations
6,265 Views
13 Pages

Determination of HPLC-UV Fingerprints of Spanish Paprika (Capsicum annuum L.) for Its Classification by Linear Discriminant Analysis

  • Xavier Cetó,
  • Núria Serrano,
  • Miriam Aragó,
  • Alejandro Gámez,
  • Miquel Esteban,
  • José Manuel Díaz-Cruz and
  • Oscar Núñez

18 December 2018

The development of a simple HPLC-UV method towards the evaluation of Spanish paprika’s phenolic profile and their discrimination based on the former is reported herein. The approach is based on C18 reversed-phase chromatography to generate char...

  • Article
  • Open Access
8 Citations
3,703 Views
14 Pages

Classification of Environmental Strains from Order to Genus Levels Using Lipid and Protein MALDI-ToF Fingerprintings and Chemotaxonomic Network Analysis

  • Marceau Levasseur,
  • Téo Hebra,
  • Nicolas Elie,
  • Vincent Guérineau,
  • David Touboul and
  • Véronique Eparvier

During the last two decades, MALDI-ToF mass spectrometry has become an efficient and widely-used tool for identifying clinical isolates. However, its use for classification and identification of environmental microorganisms remains limited by the lac...

  • Article
  • Open Access
7 Citations
4,060 Views
10 Pages

Classification of Pummelo (Citrus grandis) Extracts through UV-VIS-Based Chemical Fingerprint

  • Giacomo Luigi Petretto,
  • Maria Enrica Di Pietro,
  • Marzia Piroddi,
  • Giorgio Pintore and
  • Alberto Mannu

Cold extraction methods with ethanol applied to the flavedo of Citrus fruits have been commonly applied for the preparation of several liquors. In order to obtain the extraction optimization and then the best ratio of functional ingredients in the ex...

  • Article
  • Open Access
5 Citations
5,589 Views
13 Pages

In this work, non-targeted ultra-high performance liquid chromatography-high-resolution mass spectrometry (UHPLC-HRMS) fingerprints obtained by C18 reversed-phase chromatography were proposed as sample chemical descriptors for the characterization an...

  • Article
  • Open Access
9 Citations
3,002 Views
13 Pages

30 November 2022

A non-targeted LC–HRMS fingerprinting methodology based on a C18 reversed-phase mode under universal gradient elution using an Orbitrap mass analyzer was developed to characterize and classify Spanish honey samples. A simple sample treatment co...

  • Article
  • Open Access
16 Citations
5,630 Views
12 Pages

Non-Targeted HPLC-UV Fingerprinting as Chemical Descriptors for the Classification and Authentication of Nuts by Multivariate Chemometric Methods

  • Guillem Campmajó,
  • Gemma J. Navarro,
  • Nerea Núñez,
  • Lluís Puignou,
  • Javier Saurina and
  • Oscar Núñez

21 March 2019

Recently, the authenticity of food products has become a great social concern. Considering the complexity of the food chain and that many players are involved between production and consumption; food adulteration practices are rising as it is easy to...

  • Article
  • Open Access
27 Citations
4,778 Views
19 Pages

14 May 2021

Wi-Fi received signal strength (RSS) fingerprint-based indoor positioning has been widely used because of its low cost and universality advantages. However, the Wi-Fi RSS is greatly affected by multipath interference in indoor environments, which can...

  • Article
  • Open Access
15 Citations
7,169 Views
26 Pages

A Green Fingerprint of Antarctica: Drones, Hyperspectral Imaging, and Machine Learning for Moss and Lichen Classification

  • Juan Sandino,
  • Barbara Bollard,
  • Ashray Doshi,
  • Krystal Randall,
  • Johan Barthelemy,
  • Sharon A. Robinson and
  • Felipe Gonzalez

7 December 2023

Mapping Antarctic Specially Protected Areas (ASPAs) remains a critical yet challenging task, especially in extreme environments like Antarctica. Traditional methods are often cumbersome, expensive, and risky, with limited satellite data further hinde...

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