Exploració per tema "Biometry"
Ara es mostren els items 21-40 de 45
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Ear-Accessories Inpainting Using Convolutional Neural Networks
(Universitat Politècnica de Catalunya, 2017)
Treball Final de Grau
Accés restringit per acord de confidencialitat -
End-to-End photoplethysmography-based biometric authentication system by using deep neural networks
(Universitat Politècnica de Catalunya, 2018-06)
Treball Final de Grau
Accés obert
Realitzat a/amb: Telefónica I+DWhilst research efforts have traditionally focused on Electrocardiographic (ECG) signals and handcrafted features as potential biometric traits, few works have explored systems based on the raw photoplethysmogram (PPG) ... -
Estimate of influenza cases using generalized linear, additive and mixed models
(Landes Bioscience, 2015-01-01)
Article
Accés obertWe investigated the relationship between reported cases of influenza in Catalonia (Spain). Covariates analyzed were: population, age, data of report of influenza, and health region during 2010-2014 using data obtained from ... -
Estimation of spatial sampling effort based on presence-only data over a class of species
(2015-03-10)
Article
Accés restringit per política de l'editorialSampling bias contained in data of biological surveys is very common. Bias is clearly a function of roads, cities, rivers, or other physical features that determines accessibility of collectors, and many data sets of species ... -
Estudi de les característiques morfològiques del segment anterior de l'ull en nens de 8-9 anys
(Universitat Politècnica de Catalunya, 2014-01-30)
Treball Final de Grau
Accés obertExaminar les característiques biomètriques del segment anterior ocular en una mostra d’infants caucàsics, amb la finalitat de conèixer si els paràmetres obtinguts en aquesta mostra tenen relació amb el gènere, i comparar-los ... -
Estudio de adaptación de un sistema de reconocimiento biométrico en ATMs
(Universitat Politècnica de Catalunya, 2016-01)
Treball Final de Grau
Accés restringit per decisió de l'autor“Estudio de adaptación de un sistema de reconocimiento biométrico en ATMs” es un proyecto en el ámbito de la física aplicada a la óptica con la intención de encontrar una solución al problema propuesto de implementar un ... -
Estudio de la influencia de la dilatación pupilar en los parámetros oculares evaluados mediante biometría óptica
(Universitat Politècnica de Catalunya, 2016-02)
Projecte Final de Màster Oficial
Accés obertAquest estudi pretén analitzar la influència de la dilatació pupil·lar farmacològica amb Tropicamida a l'1% en el càlcul final de la potència de la lent intraocular per implantar després de la cirurgia de cataractes (LIO). ... -
Exact inference for Hardy-Weinberg proportions with missing genotypes: single and multiple imputation
(2015-09-15)
Article
Accés obertThis paper addresses the issue of exact-test based statistical inference for Hardy-Weinberg equilibrium in the presence of missing genotype data. Missing genotypes often are discarded when markers are tested for Hardy-Weinberg ... -
Face recognition in controlled environments using multiple images
(Universitat Politècnica de Catalunya, 2009-03)
Projecte/Treball Final de Carrera
Accés obertOur objective is the design of a face recognition system for its use in controlled environments. For that reason, different tasks will be performed, that chronologically can be stated as: The study of the basis of pattern ... -
Flexible biometric online speaker-verification system implemented on FPGA using vector floating-point units
(2014-12-01)
Article
Accés obertThis paper presents the implementation of a speaker-verification system on field programmable gate array. The algorithm is executed by software over an embedded system that includes a MicroBlaze microprocessor connected ... -
Graphics for relatedness research
(Wiley, 2017-04-03)
Article
Accés obertStudies of relatedness have been crucial in molecular ecology over the last decades. Good evidence of this is the fact that studies of population structure, evolution of social behaviours, genetic diversity and quantitative ... -
Human iris biometry
(Universitat Politècnica de Catalunya, 2016-07-12)
Treball Final de Grau
Accés obertThis project exposes the implementation of an iris based biometric system, from the theoretical basis to the implementation of it by examining different types of methods described in other documents. The human iris structure ... -
Integración de biometría de voz en un sistema de pago por teléfono: verificación del locutor dependiente del texto
(Universitat Politècnica de Catalunya, 2016-09)
Treball Final de Grau
Accés obertThe aim of this project is obtain a text-dependent speaker verification system using speech biometrics. We recover software created by the Department of Signal and Communications Theory, which had been modified. It has ... -
Integration of speech biometrics in a phone payment system: text-independent speaker verification
(Universitat Politècnica de Catalunya, 2016-09)
Treball Final de Grau
Accés obertNowadays, the integration of biometrics in security systems is a prominent research and application field. Also, it is clear that speech is the most common form of communication, which makes a swell candidate. While using ... -
Low cost fingerprint matching system for biometric identification
(Universitat Politècnica de Catalunya, 2015-06)
Treball Final de Grau
Accés obertThe objective of this project is to develop a system required by the Doctors Without Borders NGO that consists in managing the medical histories of a refugee camp in an easier way. Specifically, this system was already ... -
Measurement error in epidemiologic studies of air pollution based on land-use regression models
(2013-10-15)
Article
Accés obertLand-use regression (LUR) models are increasingly used to estimate air pollution exposure in epidemiologic studies. These models use air pollution measurements taken at a small set of locations and modeling based ... -
New approaches for iris boundary localization
(Universidad de las Palmas de Gran Canarias, 2012)
Text en actes de congrés
Accés obertIris segmentation is the most determining factor in iris biometrics, which has traditionally assumed rigid constrained environments. In this work, a novel method that covers the localization of the pupillaty and limbic ... -
Online signature verification systems on a low-cost FPGA
(2022-01-01)
Article
Accés obertThis paper describes three different approaches for the implementation of an online signature verification system on a low-cost FPGA. The system is based on an algorithm, which operates on real numbers using the double-precision ... -
Precision and agreement of axial length in paediatric population measured with MYAH and AL-Scan biometers
(Taylor & Francis Group, 2023-11-13)
Article
Accés restringit per política de l'editorialClinical relevance Measuring axial length is key in the field of myopia development and control. Hence, the precision and agreement of commercially available biometers is of vital interest to understand their variability ... -
Predicción de los niveles de turbidez en el río Llobregat usando modelos vectoriales autoregresivos VAR (p)
(Universitat Politècnica de Catalunya, 2023-10-16)
Projecte Final de Màster Oficial
Accés restringit per acord de confidencialitatSe examina la parte teórica del método que actualmente se esta usando para predecir la turbidez del río Llobregat con modelos de series de tiempo multivariadas VAR(p), también se evalúa la metodología de los modelos VAR ...