Perfil del autor: Ortega Ramírez, Juan Antonio
Datos institucionales
Nombre | Ortega Ramírez, Juan Antonio |
Departamento | Lenguajes y Sistemas Informáticos |
Área de conocimiento | Lenguajes y Sistemas Informáticos |
Categoría profesional | Catedrático de Universidad |
Correo electrónico | Solicitar |
Estadísticas
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Nº publicaciones
191
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Nº visitas
14456
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Nº descargas
24691
Publicaciones |
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Artículo
Data Mining Techniques for Endometriosis Detection in a Data-Scarce Medical Dataset
(MDPI, 2024)
Endometriosis (EM) is a chronic inflammatory estrogen-dependent disorder that affects 10% of women worldwide. It affects ... |
Tesis Doctoral
Design and development of comprehensive digital solutions with application in the medical field: Human sleep analysis
(2022)
The influence of sleep on human life, including physiological, psychological, and mental aspects, is remarkable. Therefore, ... |
Artículo
Initial evaluation of substituting a sleep diary by smartwatch measurement
(ScienceDirect, 2022)
Healthy sleep is required for sufficient restoration of the human body and brain. Therefore, in the case of sleep disorders, ... |
Artículo
Statistical validation of synthetic data for lung cancer patients generated by using generative adversarial networks
(MDPI, 2022)
The development of healthcare patient digital twins in combination with machine learning technologies helps doctors in ... |
Artículo
Estimation of Sleep Stages Analyzing Respiratory and Movement Signals
(IEEE, 2021)
The scoring of sleep stages is an essential part of sleep studies. The main objective of this research is to provide an ... |
Artículo
Extrapolation of weight from smart scale data
(ScienceDirect, 2021)
In the area of human digital twins, the designed model should be as close as possible to the reality. The weight variable ... |
Artículo
Generative adversarial networks for anonymized healthcare of lung cancer patients
(MDPI, 2021)
The digital twin in health care is the dynamic digital representation of the patient’s anatomy and physiology through ... |
Ponencia
Non-invasive devices for respiratory sound monitoring
(Elsevier, 2021)
Respiratory diseases are leading causes of death and disability in the world. The recent COVID-19 pandemic is also affecting ... |
Ponencia
Extrapolation of weight from smart scale data
(Elsevier, 2021)
In the area of human digital twins, the designed model should be as close as possible to the reality. The weight variable ... |
Artículo
Digital health and care study on elderly monitoring
(MDPI, 2021)
Sustainable technologies are being increasingly used in various areas of human life. While they have a multitude of benefits, ... |
Ponencia
Embedded system for non-obtrusive sleep apnea detection
(IEEE, 2020)
This document presents a new complete standalone system for a recognition of sleep apnea using signals from the pressure ... |
Ponencia
RR interval analysis for the distinction between stress, physical activity and no activity using a portable ECG
(IEEE, 2020)
Methods based exclusively on heart rate hardly allow to differentiate between physical activity, stress, relaxation, and ... |
Ponencia
A Proposal to Evolving Towards Digital Twins in Healthcare
(SpringerLink, 2020)
The main objective in this proposal is to orchestrate an ecosystem of manipulation of reliable and safe data, applied to ... |
Artículo
A portable ECG for recording and flexible development of algorithms and stress detection
(ScienceDirect, 2020)
Cardiovascular diseases are directly or indirectly responsible for up to 38.5% of all deaths in Germany and thus represent ... |
Ponencia
A Comparison of Objective and Subjective Sleep Quality Measurement in a Group of Elderly Persons in a Home Environment
(SpringerLink, 2020)
The main aim of presented in this manuscript research is to compare the results of objective and subjective measurement ... |
Artículo
Can Virtual Reality be used as a significant stressor for studies using ECG?
(ScienceDirect, 2020)
In previous studies, we used a method for detecting stress that was based exclusively on heart rate and ECG for differentiation ... |
Artículo
Non-obtrusive system for overnight respiration and heartbeat tracking
(ScienceDirect, 2020)
Polysomnography is a gold standard for a sleep study, and it provides very accurate results, but its cost (both personnel ... |
Artículo
Comparison of sleep characteristics measurements: a case study with a population aged 65 and above
(ScienceDirect, 2020)
Good sleep is crucial for a healthy life of every person. Unfortunately, its quality often decreases with aging. A common ... |
Ponencia
Recognition of Sleep/Wake States analyzing Heart Rate, Breathing and Movement Signals
(2019)
This document presents an algorithm for a nonobtrusive recognition of Sleep/Wake states using signals derived from ECG, ... |
Ponencia
Home Hospital e-Health Centers for Barrier-Free and Cross-Border Telemedicine
(SpringerLink, 2019)
The goal of the presented project is to develop the concept of home ehealth centers for barrier-free and cross-border ... |
Tesis Doctoral
Energy and performance-aware scheduling and shut-down models for efficient cloud-computing data centers.
(2018)
This Doctoral Dissertation, presented as a set of research contributions, focuses on resource efficiency in data centers. ... |
Artículo
Automatic sleep stages classification using respiratory, heart rate and movement signals
(IOPScience, 2018)
This paper presents an algorithm for non-invasive sleep stage identification using respiratory, heart rate and movement ... |
Ponencia
Sensor-mesh-based system with application on sleep study
(Springer, 2018)
The process of restoring our body and brain from fatigue is directly depending on the quality of sleep. It can be determined ... |
Artículo
Energy policies for data-center monolithic schedulers
(Elsevier, 2018)
Cloud computing and data centers that support this paradigm are rapidly evolving in order to satisfy new demands. These ... |
Artículo
Thematic issue on human-centred ambient intelligence: Cognitive approaches, reasoning and learning
(IOS Press, 2017)
This editorial presents advances on Human-centred Ambient Intelligence applications which take into account cognitive ... |
Ponencia
Pattern recognition techniques and classification sets supporting behavioural tagging when using a limited number of body sensors
(Springer Nature Singapore, 2017)
Stress and physical activities are important aspects of life of people. Body reactions on stress and on physical activities ... |
Ponencia
A Sensor Grid for Pressure and Movement Detection Supporting Sleep Phase Analysis
(SpringerLink, 2017)
Sleep quality and in general, behavior in bed can be detected using a sleep state analysis. These results can help a subject ... |
Tesis Doctoral
An adaptive and rule based driving system for energy-e cient and safe driving behaviour
(2016)
Saving energy and protecting the environment became fundamental for society and politics, why several laws were enacted ... |
Artículo
Discrete classification technique applied to TV advertisements liking recognition system based on low‑cost EEG headsets
(BioMed Central, 2016)
Background: In this paper a new approach is applied to the area of marketing research. The aim of this paper is to recognize ... |
Ponencia
Performance of Algorithms for Interval Discretization of Biomedical Signals
(Springer, 2016)
A methodology to quantify the dependence be tween features using the Ameva discretization algorithm and the advantages of ... |
Artículo
Detecting the adherence of driving rules in an energy-efficient, safe and adaptive driving system
(Elsevier, 2016)
An adaptive and rule-based driving system is being developed that tries to improve the driving behavior in terms of the ... |
Ponencia
Stress Determent via QRS Complex Detection, Analysis and Pre-processing
(SpringerLink, 2016)
Stress is recognized as a predominant disease with raising costs for rehabilitation and treatment. Currently there several ... |
Ponencia
Heart Rate Variability Indicating Stress Visualized by Correlations Plots
(SpringerLink, 2015)
Stress is recognized as a factor of predominant disease and in the future the costs for treatment will increase. The ... |
Artículo
Energy wasting at internet data centers due to fear
(Elsevier, 2015)
The fear experienced by data center administrators presents an ongoing problem due to the low percentage of machines that ... |
Ponencia
Advertising Liking Recognition Technique Applied to Neuromarketing by Using Low-Cost EEG Headset
(Springer, 2015)
In this paper a new neuroscience technique is applied into Marketing, which is becoming commonly known as the field of ... |
Artículo
Low Energy Physical Activity Recognition System on Smartphones
(MDPI, 2015)
An innovative approach to physical activity recognition based on the use of discrete variables obtained from accelerometer ... |
Ponencia
Plataforma para gestión de información de ciudadanos de una SmartCity
(2015)
El aumento de la población en áreas urbanas y el ritmo de vida cada vez más sedentario es una preocupación creciente. Por ... |
Ponencia
Evaluating Wearable Activity Recognition and Fall Detection Systems
(SpringerLink, 2014)
Activity recognition (AR) and fall detection (FD) research areas are very related in assistance scenarios but evolve ... |
Artículo
Software reference architecture for smart environments: Perception
(Elsevier, 2014)
With the increase of intelligent devices, ubiquitous computing is spreading to all scopes of people life. Smart home (or ... |
Artículo
Discrete techniques applied to low-energy mobile human activity recognition. A new approach
(Elsevier, 2014)
Human activity recognition systems are currently implemented by hundreds of applications and, in recent years, several ... |
Ponencia
A proposal on an energy-saving policy on context based system
(ARCA: Automatización del Razonamiento Cualitativo y Aplicaciones, 2013)
During the last decade, technology has created a new field in software development, known as pervasive computing, thank ... |
Ponencia
Energy Efficient Resource Usage in Data Centers: GreenDoop
(ARCA: Automatización del Razonamiento Cualitativo y Aplicaciones, 2013)
The spread of cloud computing has increased recent data center size and usage. Because of this, the optimization of data ... |
Artículo
Measures of Similarity Between Objects Based on Qualitative Shape Descriptions
(Taylor & Francis, 2013)
A computational approach for comparing qualitative shape descriptions (QSDs) of objects within digital images is presented. ... |
Artículo
A study on output normalization in multiclass SVMs
(ScienceDirect, 2013)
The use of binary support vector machines (SVMs) in multi-classification is addressed in this paper. Margins associated ... |
Tesis Doctoral
Energy saving policies in grid computing and smart environments
(2013)
This work studies the problem of energy consumption growth in two spheres: Grid-Computing and Smart Environments. These ... |
Ponencia
Comparing Energy Efficiency Of Drivers And Vehicles Using Data Envelopment Analysis
(Universidad de Sevilla, 2013)
In this paper, we propose a new methodology to compare and promote efficient driving by providing feedback to the user. ... |
Ponencia
Hi-Res activity recognition system based on EEG and WoT
(Universidad de Sevilla, 2013)
Nowadays, the recognition of physical activity (PA) is a well-known problem with many solutions. Sev eral kind of algorithms, ... |
Ponencia
Activity Recognition System Using Non-intrusive Devices through a Complementary Technique Based on Discrete Methods
(Springer, 2013)
This paper aims to develop a cheap, comfortable and, spe cially, efficient system which controls the physical activity ... |
Ponencia
An approach to a reference model for a sentient smart city
(Universidad de Sevilla, 2013)
The interest about Smart City concept has in creased in recent years. In fact, Smart Cities is ex pected to improve cityzens ... |
Ponencia
A new back-propagation algorithm with momentum coefficient for medical datasets
(Universidad de Sevilla, 2013)
The standard backward propagation of errors algo rithm (abbreviated as back-propagation algorithm) is commonly used for ... |
Artículo
An adaptive methodology to discretize and select features
(SciEdu Press, 2013)
A lot of significant data describing the behavior or/and actions of systems can be collected in several domains. These ... |
Patente. Invención
Dispositivo, sistema y método de localización y seguimiento energéticamente eficiente
(Oficina Española de Patentes y Marcas (OEPM), 2012)
Dispositivo de seguimiento y localización energéticamente eficiente, sistema y método que implementa dicho dispositivo, ... |
Ponencia
ARTEMISA: Architecture of an eco-driving assistant based on the anticipation
(Colectivo ARCA: Automatización del Razonamiento Cualitativo y Aplicaciones, 2012)
This paper presents the architecture of an ecodriving assistant. The assistant evaluates the fulfilment of classic eco-driving ... |
Ponencia
An extended chronicle discovery approach to find temporal patterns between sequences
(Colectivo ARCA: Automatización del Razonamiento Cualitativo y Aplicaciones, 2012)
Sequences of events describing the behavior and actions of users or systems can be collected in several domains. An episode ... |
Artículo
Online motion recognition using an accelerometer in a mobile device
(ScienceDirect, 2012)
This paper introduces a new method to implement a motion recognition process using a mobile phone fitted with an accelerometer. ... |
Ponencia
Capa de abstracción de dispositivos para el diseño de software para entornos inteligentes
(Colectivo ARCA: Automatización del Razonamiento Cualitativo y Aplicaciones, 2012)
La popularización de la computación ubicua y la inteligencia ambiental se ha visto potenciada por el incremento de los ... |
Artículo
A similarity measure between videos using alignment, graphical and speech features
(ScienceDirect, 2012)
A novel video similarity measure is proposed by using visual features, alignment distances and speech transcripts. First, ... |
Artículo
A model for the qualitative description of images based on visual and spatial features
(ScienceDirect, 2012)
An approach that provides a qualitative description of any image is presented in this paper. The main visual features ... |
Ponencia
Activity Recognition System Using AMEVA Method
(Springer, 2012)
This article aims to develop a minimally intrusive system of care and monitoring. Furthermore, the goal is to get a cheap, ... |
Ponencia
Aproximación a los sensores biométricos para medir el perfil de stress
(Colectivo ARCA: Automatización del Razonamiento Cualitativo y Aplicaciones, 2012)
n este artículo se realiza un estudio sobre los sen sores biométricos que pueden ayudar a tomar me didas sobre el estrés ... |
Ponencia
The CICA GRID: A Cloud Computing Infrastructure on Demand with Open Source Technologies
(SciTePress, 2012)
A new approach technology to enable the expansion and replication of resources on demand is presented in this paper. This ... |
Artículo
Outdoor exit detection using combined techniques to increase GPS efficiency
(Elsevier, 2012)
The recent boom of GPS (Global Positioning System) as a universal method of location has meant that most people in developed ... |
Artículo
Evaluating decision-making performance in a grid-computing environment using DEA
(Elsevier, 2012)
Energy saving involves two direct benefits: sustainability and cost reduction, both of which Information Technologies must ... |
Ponencia
Application of Things: A Step beyond Web of Things
(Springer, 2012)
Internet of Things has achieved a great expectation in the last few years, largely due to possibilities in the field of ... |
Ponencia
An extended chronicle discovery approach to find temporal patterns between sequences
(Colectivo ARCA: Automatización del Razonamiento Cualitativo y Aplicaciones, 2012)
Sequences of events describing the behavior and actions of users or systems can be collected in sev eral domains. An episode ... |
Artículo
Smart scheduling for saving energy in grid computing
(Elsevier, 2012)
Energy saving involves two direct benefits: sustainability and cost reduction. Within the field of Informa tion Technology, ... |
Ponencia
Prosthetic Memory: Object Memories and Security for Children
(ACM, 2012)
Children younger than 3 years old are very special humans, their psychomotor and social development is very fast and parents ... |
Ponencia
Wireless location: A survey about GSM in location techniques
(Colectivo ARCA: Automatización del Razonamiento Cualitativo y Aplicaciones, 2012)
Security has become one of the most important fea tures in modern computation, especially due to the point of view of the ... |
Ponencia
Interaction control in children using NFC tags
(Colectivo ARCA: Automatización del Razonamiento Cualitativo y Aplicaciones, 2012)
Children younger than 3 years old are very special humans, their psychomotor and social development is very fast and ... |
Ponencia
ARTEMISA: Architecture of an eco-driving assistant based on the anticipation
(Colectivo ARCA: Automatización del Razonamiento Cualitativo y Aplicaciones, 2012)
This paper presents the architecture of an eco driving assistant. The assistant evaluates the fulfil ment of classic ... |
Tesis Doctoral
Cálculo de rutas en Sistemas de E-Learning utilizando un algoritmo de optimización por colonias de hormigas
(2012)
Esta tesis plantea un escenario en el que existen itinerarios de aprendizaje alternativos para adquirir las mismas ... |
Tesis Doctoral
Middleware para el desarrollo de aplicaciones ubicuas en dispositivos móviles
(2011)
En este documento se muestra una arquitectura software para la gestión y desarrollo de aplicaciones susceptibles de ser ... |
Ponencia
A Model for Qualitative Colour Description and Comparison
(2011)
A model for Qualitative Colour Description and Comparison (QCDC) is presented in this paper. Using Hue Saturation and ... |
Ponencia
Calibración de un algoritmo ACO para el cálculo de itinerarios alternativos en sistemas de e-learning
(Universidad de Sevilla, 2011)
Este artículo describe el proceso de calibración de un algoritmo ACO para el cálculo de itinerarios alternativos en sistemas ... |
Ponencia
Application of Things: a step beyond the Web of Things
(Universidad de Sevilla, 2011)
Intemet of Things has achieved a great expectation in the last few years, largely due to possibilities in the field of the ... |
Ponencia
A Video Similarity Measure Combining Alignment, Graphical and Speech Features
(Universidad de Sevilla, 2011)
A large volume of video content on the web is available today, which demands efficient management. To effectively manage, ... |
Ponencia
A Context-Oriented System For Mobile Devices
(Universidad de Sevilla, 2011)
Our work provides developers of context-based application for mobile devices a framework for developing comprehensive and ... |
Ponencia
Designing a software framework for smart environments
(Universidad de Sevilla, 2011)
The purpose of this paper is to describe the cksign of a software framework to build smart environment, based in the ... |
Ponencia
A quantitative methodology to identify related features in data sets
(Universidad de Sevilla, 2011)
In this paper, a methodology which quantifies the dependence beteen features in a data set is developed. This methodology ... |
Ponencia
Sharing locations through semantic labels
(Universidad de Sevilla, 2011)
Givcn the lack of privacy offered by web applications that integrate geo-positioning systems and the huge gromh of intemet ... |
Ponencia
Looking for best energy policies to save energy in grid computing
(Universidad de Sevilla, 2011)
Energy saving involves two direct benefits: sustainability and cost reduction and lnforrnation Technologies must be aware ... |
Artículo
Support vector machines for classification of input vectors with different metrics
(ScienceDirect, 2011)
In this paper, a generalization of support vector machines is explored where it is considered that input vectors have ... |
Artículo
A Novel Approach to Trojan Horse Detection in Mobile Phones Messaging and Bluetooth Services
(Korean Society for Internet Information, 2011)
A method to detect Trojan horses in messaging and Bluetooth in mobile phones by means of monitoring the events produced ... |
Ponencia
A qualitative methodology to reduce features in classification problems
(Northwestern University, 2011)
In this paper, a preliminary methodology which quantifies the dependence between features in a data set by using the Ameva ... |
Ponencia
Mobile Architecture for Communication and Development of Applications Based on Context
(Springer, 2011)
The arrival of ubiquitous computing and the increasing use of mobile devices can geta lot of information about the user. ... |
Ponencia
LECOMP: Low Energy COnsumption Mesh Protocol in WSN
(Springer, 2011)
LECOMP is a mesh network protocol that is focused on minimizing bat tery consumption of nodes in a Wireless Sensor Network ... |
Ponencia
Event-Based Method for Detecting Trojan Horses in Mobile Devices
(Springer Link, 2010)
Mobile phones and wireless technology and its constant evolution have, in the last years, revolutionized the way in which ... |
Artículo |
Ponencia
Tracking system based on accelerometry for users with restricted physical activity
(Springer, 2010)
This article aims to develop a minimally intrusive system of care and monitoring. Furthermore, the goal is to get a cheap, ... |
Artículo |
Artículo
Trip destination prediction based on past GPS log using a Hidden Markov Model
(Elsevier, 2010)
In this paper, a system based on the generation of a Hidden Markov Model from the past GPS log and cur- rent location is ... |
Artículo
A study of thematic areas in economy by a measure of similarities based on a Kernel
(Asociación Interciencia, 2010)
Some results on the similarities among thirteen subjects in the Economy area between 1990 and 2003 are presented and a ... |
Artículo
A Study on Saving Energy in Artificial Lighting by Making Smart Use of Wireless Sensor Networks and Actuators
(IEEE, 2009)
This article is focused on adapting lighting conditions to user lighting preferences. A theoretical analysis of lighting ... |
Artículo
A new approach to qualitative learning in time series
(ScienceDirect, 2009)
In this paper the k-nearest-neighbours (KNN) based method is presented for the classification of time series which use ... |
Ponencia
Online motions recognition method using mobile phone accelerometer
(Universidad de Sevilla, 2009)
Accelerometers can obtain data about the movements of sorne person. Ihe continued study of this information can help to ... |
Ponencia
Un Framework para la Evaluación de la Calidad de Metodologías MDWE
(Universidad de Sevilla, 2009)
Actualmente existen diversas metodologías de desarrollo en el ámbito de la ingeniería web guiada por modelos (MDWE). Cada ... |
Ponencia
Social Networks Applications: Detecting School Bullying
(Universidad de Sevilla, 2009)
In this paper, we will study how we can extract information of a school social network to detect possible school bullying ... |
Ponencia
Métodos de aprendizaje por refuerzo aplicado a un escenario de e-learning
(Universidad de Sevilla, 2009)
En este artículo se presentan dos métodos de aprendizaje por refuerzo, y su posible aplicación un escenario e-learning. ... |
Ponencia
Propuesta de pruebas Web basadas sobre MDWE
(Universidad de Sevilla, 2009)
Las aplicaciones Web emplean una serie de nuevos lenguajes, tecnologías, y modelos de programación, que se utilizan para ... |
Ponencia
Controlled monitoring in intelligent environments
(Universidad de Sevilla, 2009)
This article describes a new line of development focused on monitoring the activities of people living alone at home. To ... |
Ponencia
An approach for saving energy in smart environments
(Universidad de Sevilla, 2009)
This article is focused on adapting lighting conditions to user lighting preferences. A theoretical analysis of lighting ... |
Artículo
Ameva: An autonomous discretization algorithm
(ScienceDirect, 2009)
This paper describes a new discretization algorithm, called Ameva, which is designed to work with supervised learning ... |
Artículo
Interfaz web para gestionar los recursos de supercomputación
(Red.es / RedIRIS, 2009)
La arquitectura presentada en el siguiente artículo, llamada Cluster Looking Glass (CLG), desarrollada por el Centro ... |
Artículo |
Ponencia
Service-Oriented Device Integration for Ubiquitous Ambient Assisted Living Environments
(Springer, 2009)
As a result of the increment of population in countries of Europe, a lot of efforts from European Authorities are coming ... |
Capítulo de Libro
A Home E-Health System for Dependent People Based on OSGI
(Springer, 2009)
This chapter presents a e-health system for dependent people installed in a home environment. After reviewing the state ... |
Artículo
A study on saving energy in artificial lighting by making smart use of wireless sensor networks and actuators
(IEEE Computer Society, 2009)
This article is focused on adapting lighting conditions to user lighting preferences. A theoretical analysis of lighting ... |
Ponencia
Smart Environment Software Reference Architecture
(IEEE Computer Society, 2009)
Nowadays ubiquitous computing is spreading to all scopes of our lives. Smart environments are present at every location ... |
Tesis Doctoral
Técnicas de predicción de destinos geográficos futuros en desplazamientos de personas
(2009)
El desarrollo de este trabajo de investigación se orientará hacia un sector cada vez más amplio de usuarios que dispongan ... |
Ponencia
Distributing OSGi Services: The OSIRIS Domain Connector
(IEEE, 2008)
This paper presents a way of providing remote capabilities to OSGi services in order to build a distributed environment ... |
Ponencia
Estudio de troyanos en dispositivos móviles
(ARCA: Automatización del Razonamiento Cualitativo y Aplicaciones, 2008)
A finales de 2007 había en el mundo 3.300 millones de móviles según un estudio de la Unión Internacional de Telecomunicaciones ... |
Artículo
Creating adaptive learning paths using Ant Colony Optimization and Bayesian Networks
(IEE Xplore, 2008)
This paper presents a new way to combine two different approaches of artificial intelligence looking for the best path in ... |
Ponencia
Modelado de características para itinerarios formativos adaptativos
(ARCA: Automatización del Razonamiento Cualitativo y Aplicaciones, 2008)
Este trabajo presenta una forma de combinar dos técnicas diferentes de la inteligencia artificial para aplicarlas en la ... |
Ponencia
Predicción de destinos geográficos mediante Modelos de Markov Ocultos
(ARCA: Automatización del Razonamiento Cualitativo y Aplicaciones, 2008)
En este artículo se propone una metodología basada en los modelos de Markov Ocultos para realizar predicciones del futuro ... |
Ponencia
Experimental environment to learn user preferences
(ARCA: Automatización del Razonamiento Cualitativo y Aplicaciones, 2008)
Tne automation of smart environment systems is one of the main goals of smart home researching. Tui paper focus on learning ... |
Ponencia
A location of robots proposal in collaborative environments
(ARCA: Automatización del Razonamiento Cualitativo y Aplicaciones, 2008)
This paper proposes a method to localize a robot in a collaborative enviroment when it can not do itself. In a enviroment ... |
Artículo
Support vector machines for interval discriminant analysis
(ScienceDirect, 2008)
The use of data represented by intervals can be caused by imprecision in the input information, incompleteness in patterns, ... |
Ponencia
Smart Environment Vectorization : An Approach to Learning of User Lighting Preferences
(Springer, 2008)
The automation of smart environment systems is one of the main goals of smart home researching. This paper focus on learning ... |
Ponencia
Defining Adaptive Learning Paths For Competence-Oriented Learning
(IADIS Press, 2008)
This paper presents a way to describe educational itineraries in a competence-oriented learning system in order to solve the ... |
Ponencia
Delivery improvement for transport companies
(IEEE Computer Society, 2008)
In this paper we propose a solution that improves the synchronization and effectiveness of sending and receiving of goods ... |
Artículo
Design of a Functional Architecture for the Management of Cluster Resources and Services through the Web
(ERCIM, 2008)
In 2006 Junta de Andalucía created the Andalusian Supercomputing Network (RASCI). RASCI consists of supercomputing nodes ... |
Capítulo de Libro
Development Environment Using FPGA for Domotics Applications Based on X10 Technology
(Springer, 2008)
This communication proposes a basic software and hardware architecture of a controller for the X10 technology interface ... |
Ponencia
Entorno de desarrollo sobre FPGA para aplicaciones domóticas basadas en tecnología x10
(Universidad Politécnica de Madrid, 2008)
Esta comunicación propone una arquitectura y un software básicos para la elaboración de un entorno de desarrollo que nos ... |
Ponencia
Combining Smart Tags and Body Fixed Sensors for Disabled People Assistance
(SpringerLink, 2007)
The world population is rapidly aging in industrialized countries and at a growing rate. As well as the percentage of ... |
Ponencia
An aprroximation to the features of smart home prediction algorithms
(Universidad de Girona: Servei de Publicacions, 2007)
This paper reviews the goals of the Domoweb project and the solutions adopted to achieve them. As a result we enjoy a ... |
Ponencia
Medidas de similitud entre caminos: Una propuesta
(Universidad de Girona: Servei de Publicacions, 2007)
En este trabajo se presentan y describen diferentes medidas de similitud específicamente diseñadas para caminos realizados ... |
Ponencia
Un modelo dinámico económico continuo. Estabilidad y bifurcaciones de codimensión 1 y 2
(Universidad de Girona: Servei de Publicacions, 2007)
En este trabajo establecemos las condiciones para la estabilidad y existencia de bifurcaciones de codimensión 1 y 2 en ... |
Ponencia
An Orientation Service for Dependent People Based on an Open Service Architecture
(Springer, 2007)
This article describes a service architecture for ambient assisted liv ing and in particular an orientation navigation ... |
Artículo |
Tesis Doctoral |
Ponencia
Interoperability for transport companies
(Springer, 2007)
|
Ponencia
Modeling Smart Homes for Prediction Algorithms
(Springer, 2007)
This paper reviews the goals of the Domoweb project and the solutions adopted to achieve them. As a result we enjoy a great ... |
Artículo
Multi-Classification by Using Tri-Class SVM
(SpringerLink, 2006)
The standard form for dealing with multi-class classification problems when biclassifiers are used is to consider a two-phase ... |
Ponencia
¿Where do we go? OnTheWay: A prediction system for spatial locations
(Universidad de Alcalá, 2006)
In ubiquitous computing we need to know the present context in order to interact properly with the nearby smart elements. ... |
Ponencia
OnTheWay : a prediction system for spatial locations
(SciTePress, 2006)
In ubiquitous computing we need to know the present context in order to interact properly with the nearby smart elements. ... |
Ponencia
Extended sensations on interactive telecommunication
(CEUR Workshop Proceedings (CEUR-WS.org), 2006)
Although computer science and telecommunications have evolved from the 90’s to nowadays, the way people communicate each ... |
Ponencia
Discretization of Continuous Features by Using a Kernel
(SpringerLink, 2006)
|
Ponencia
Diagnosis of a Chopper Controlled DC Motor by Boosting
(IEEE, 2005)
This paper proposes a methodology to diagnose a transient state of a dynamic system using boosting. The methodology is ... |
Ponencia
Multiple decision trees to diagnose a transient state of dynamic systems. Application to a DC motor.
(Edición Digital @tres, 2005)
In this paper, a novel methodology is proposed to diagnose a transient state of a dynamic system using supervised learning. ... |
Ponencia
Diagnosis con variables intervalares usando técnicas Max-CSP
(Edición Digital @tres, 2005)
En ingeniería son muchas las aplicaciones que usan modelos basados en variables y parámetros cuyos dominios aparecen ... |
Ponencia
Bifurcaciones locales en el mercado actual y potencial: El mercado cervecero español
(Edición Digital @tres, 2005)
En este trabajo establecemos las condiciones necesarias para la existencia de bifurcaciones de codimensión 1 y 2 de un ... |
Ponencia
A new Kernel to use with discretized Temporal Series
(Edición Digital @tres, 2005)
In this papera new kernel, from statistical learning theory, is proposed to work with symbols chains (words) obtained from ... |
Ponencia
Estabilidad en un sistema dinámico del mercado actual y potencial de las organizaciones
(Edición Digital @tres, 2005)
En este trabajo estudiamos la existencia de puntos fijos en un modelo dinámico económico, en tiempo discreto, que relaciona ... |
Ponencia
Aplicación del razonamiento cualitativo al "Hogar Digital"
(Edición Digital @tres, 2005)
Identificar y reproducir el razonamiento humano, es uno de los objetivos principales de la Inteligencia Artificial. En ... |
Ponencia
Experiencias en entornos de Computación Ubicua mediante Arquitecturas Orientadas a Servicios
(CEDI, 2005)
El desarrollo del proyecto Domoweb, cuyo objetivo principal, es la creación de un entorno domótico gestionado vía Web, nos ... |
Artículo
Metodología Semicualitativa para Razonar sobre Sistemas Dinámicos
(Scientific Electronic Library Online (SCIELO), 2005)
En este artículo se propone una metodología para razonar sobre los modelos semicualitativos construidos para sistemas ... |
Tesis Doctoral
Índice para la comparación cualitativa de series temporales
(2005)
Las series temporales son conjuntos de datos complejos de una gran importancia. Aparecen en aplicaciones científicas, ... |
Artículo
Sobre núcleos, distancias y similitudes entre intervalos
(Sociedad Iberoamericana de Inteligencia Artificial, 2004)
Existe un buen número de aplicaciones en las que la información a codificar viene expresada en forma de un intervalo de ... |
Capítulo de Libro
Un sistema de aula virtual que combina sistemas de hipermedia con aplicaciones de videoconferencia
(Instituto de Ciencias de la Educación. Vicerrectorado de Calidad y Nuevas Tecnologías. Universidad de Sevilla, 2004)
La idea original de este trabajo de investigación era el desarrollo de un sistema de aula virtual que combinase de manera ... |
Ponencia
QSI - Alternative Labelling and Noise Sensitivity
(University of Brasilia, 2003)
The are different approaches to the temporal study of time evolving systems. In the paper, this study is carried out by ... |
Ponencia
Revisiting requirements in web modelling languages
(IADIS – International Association for Development of the Information Society, 2003)
As a consequence of the great number of web modelling languages arisen in the last few years, some criteria to compare them ... |
Artículo |
Artículo
Interactions among dynamic sets of objects
(Springer, 2003)
In this paper, we present an operator to model interactions among objects. Our proposal allows a variable number of ... |
Capítulo de Libro
Aplicación de sistemas hipermedia al desarrollo de clases virtuales y semipresenciales
(Instituto de Ciencias de la Educación. Vicerrectorado de Calidad y Nuevas Tecnologías. Universidad de Sevilla, 2003)
En estos tiempos de rápidos cambios tecnológicos, los desarrollos que se despliegan cada día en comunicaciones e informática ... |
Artículo |
Artículo
Utilización de NDT y de las Técnicas de Satisfacción de Restricciones para la Generación de Itinerarios Culturales
(Centro de Investigación en Computación IPN, 2003)
El interés por el conocimiento de patrimonio cultural ha crecido en los últimos años. El avance de las comunicaciones y ... |
Ponencia
Patrones de diseño en un Sistema Multimedia para la Educación
(GIS: Grupo de Ingeniería del Software, Universidad de Murcia, 2002)
Diseñar e implementar sistemas multimedias para la educación no es una tarea sencilla. No sólo por el trabajo que conlleva ... |
Ponencia
Generación automática de itinerarios culturales aplicando EJB y programación con restricciones
(GIS: Grupo de Ingeniería del Software, Universidad de Murcia, 2002)
La aparición cada vez más frecuente de diferentes dispositivos fijos y sobre todo móviles hace que las arquitecturas de ... |
Ponencia
A framework to translate UML class generalization into Java Code
(SpringerLink, 2002)
The concept of generalization used during analysis when building a class diagram has a close relationship with the notion ... |
Ponencia
Un modelo de optimización CSP para la sustitución de piezas defectuosas diagnosticadas
(Edición Digital @tres, 2002)
Este trabajo presenta un modelo CSP (Problema de Satisfacción de Restricciones) para el secuenciamiento óptimo de tareas ... |
Ponencia
Diagnosis progresiva en el tiempo de sistemas dinámicos
(Edición Digital @tres, 2002)
En este trabajo se presenta un nuevo avance en la metodología objeto de estudio por los mismos autores presentada en ... |
Ponencia
Representación Cualitativa del Conocimiento: Aplicación a la Generación Automática de Itinerarios Culturales
(Digital @tres, 2002)
La expresividad que el conocimiento cualitativo puede ofrecerá la hora de expresar una consulta, es aprovechada en este ... |
Ponencia
Using Supervised Learning Techniques for Diagnosis of Dynamic Systems
(2002)
This paper describes an approach based on supervised learning techniques for the diagnosis of dynamic systems. The methodology ... |
Artículo |
Ponencia
Qualitative Comparison of Temporal Series. QSI
(Springer, 2002)
In this paper, the study of systems that evolve in time by means of the comparison of time series is proposed. An improvement ... |
Ponencia
La navegación y la separación de conceptos
(2002)
La popularidad de la multimedia y la aparición de Internet ha ocasionado que cada vez haya más aplicaciones que se ejecutan ... |
Artículo
Sistemas cualitativos y diagnosis: ARCA
(AEPIA: Asociación Española para la Inteligencia Artificial, 2002)
Este artículo se ha escrito con una doble intención: presentar el estado actual de las investigaciones de diversos grupos ... |
Ponencia
A Semiquantitative Approach to Study Semiqualitative Systems
(Springer, 2002)
In this paper is proposed a semiquantitative methodology to study models of dynamic systems with qualitative and quantitative ... |
Ponencia
Estrategia para la realización de proyectos de desarrollo de software en sistemas de información global
(AEIPRO, 2002)
La realización de proyectos de ingeniería informática constituye actualmente un sector en auge dentro del ámbito industrial, ... |
Artículo
A framework for semiqualitative reasoning in engineering applications
(Taylor and Francis, 2002)
In most cases the models for experimentation, analysis, or design in engineering applications take into account only ... |
Artículo |
Artículo
Un modelo CSP para la planificación de la sustitución óptima de piezas defectuosas
(AEPIA: Asociación Española para la Inteligencia Artificial, 2002)
La aplicación de métodos de diagnosis basada en modelos permite obtener los posibles componentes involucrados en el ... |
Ponencia
Semáforos inteligentes, una primera aproximación
(Universidad de Sevilla, 2001)
La congestión del tráfico es un grave problema existente para la mayoría de cuidades del mundo. Estos atascos generan una ... |
Artículo |
Ponencia
Structural Constraint-Based Modeling and Reasoning with Basic Configuration Cells
(Springer, 2001)
Configuration tasks are an important application area in engineering design. The proposed solving techniques use either a ... |
Artículo
Comparación cualitativa de series temporales. Indice cualitativo de similitud - QSI
(Centro de Investigación en Computación IPN, 2001)
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Artículo |
Artículo |
Artículo
Diagnosis basada en modelos polinómicos usando técnicas simbólicas
(Asociación Española para la Inteligencia Artificial, 2001)
La detección y diagnosis del funcionamiento anómalo de mecanismos son importantes debido a las actuales demandas económicas ... |
Ponencia
Searching for similar semiqualitative temporal patterns in time-series databases
(Universidad Michoacana de San Nicolás de Hidalgo, 2000)
A way to obtain behaviour patterns of semiqualitative models of dynamic systems automatically is proposed in this paper. ... |
Ponencia
Estudio de sistemas semicualitativos con restricciones. Aplicación a un modelo logístico con retraso.
(ARCA: Automatización del Razonamiento Cualitativo y Aplicaciones, 2000)
En este trabajo se propone una nueva tecnología para automatizar el análisis y el estudio de modelos con restricciones que ... |
Artículo
Metodologías Cualitativas Aplicadas a los Sistemas Socioeconómicos y Razonamiento con Intervalos. Presentación de la Monografía.
(Asociación Española para la Inteligencia Artificial, 2000)
Esta monografía, y en particular este artículo, nace con la intención, por un lado, de presentar el estado actual de las ... |
Ponencia
Diseño del Modelo Navegacional para Sistemas de Tratamiento de Bibliotecas Digitales
(2000)
Los sistemas de tratamiento de bibliotecas digitales nacen como sistemas complejos en los que se mezclan importantes ... |
Tesis Doctoral
Patrones de comportamiento temporal en modelos semicualitativos con restricciones
(2000)
En esta tesis se propone una nueva metodología para automatizar el análisis y el estudio de modelos con restricciones que ... |
Capítulo de Libro
Semiqualitative Temporal Patterns in Time-Series Databases
(Edición Digital @tres, 2000)
A way to obtain behaviour patterns of semiqualitative models of dynamic systems automatically is proposed in this paper. ... |
Capítulo de Libro
Using constraint programming framework for Semiqualitative Reasoning
(Edición Digital @tres, 2000)
A semiqualitative model is the representation of the world by means of qualitative and quantitative knowledge. It is ... |
Artículo
Aplicación del Razonamiento Semicualitativo al modelado y análisis de sistemas económicos
(Asociación Española para la Inteligencia Artificial, 2000)
Generalmente, el uso de modelos para el estudio y análisis de sistemas económicos y de otras disciplinas, tienen en cuenta ... |
Artículo
Metodologías Cualitativas Aplicadas a los Sistemas Socioeconómicos y Razonamiento con Intervalos
(Iberamia, 2000)
Esta monografía, y en particular este artículo, nace con la intención, por un lado, de presentar el estado actual de las ... |
Artículo
Obtención de patrones de comportamiento de modelos semicualitativos
(Asociación Española para la Inteligencia Artificial, 2000)
En este artículo se propone una nueva metodología pensada para obtener los patrones de comportamiento de los modelos ... |
Ponencia
Automatic Semiqualitative Analysis: Application to a Biometallurgical System
(Springer, 1998)
The aim of this work is the representation and analysis of semiqualitative models. Their qualitative knowledge is represented ... |
Ponencia
Including Qualitative Knowledge in Semiqualitative Dynamical Systems
(Springer, 1998)
A new method to incorporate qualitative knowledge in semiqualitative systems is presented. In these systems qualitative ... |