Articles, congressos, llibres: Envíos recientes
Mostrando ítems 1541-1560 de 1958
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Algoritmos interactivos para la separación de fuentes y deconvolución de canal mediante Java
(2000)El objetivo de estos programas es crear una herramienta que nos permita, de una manera fácil, entender mejor la separación de fuentes y la deconvolución de canal . Por eso se presenta el diseño, ... -
Climate change impacts on lakes: an integrated ecological perspective based on a multi-faceted approach, with special focus on shallow lakes
(2014)Freshwater ecosystems and their biodiversity are presently seriously threatened by global development and population growth, leading to increases in nutrient inputs and intensification of eutrophicat ... -
A Gradient based algorithm for blind inversion of Wiener System using multi-variate score functions
(2003)A Wiener system is a linear time-invariant filter, followed by an invertible nonlinear distortion. Assuming that the input signal is an independent and identically distributed (iid) sequence, we ... -
Blind Inversion of Wiener System using a minimization-projection (MP) approach
(2003)In this paper, a new algorithm for blind inversion of Wiener systems is presented. The algorithm is based on minimization of mutual information of the output samples. This minimization is done through ... -
Simulated Annealing, High-Order Statistics and Mutual Information for Separation of Sources
(2001)In this article, the fusion of a stochastic metaheuristic as Simulated Annealing (SA) with classical criteria for convergence of Blind Separation of Sources (BSS), is shown. Although the topic of ... -
Source separation techniques applied to linear prediction
(2000)The prediction filters are well known models for signal estimation, in communications, control and many others areas. The classical method for deriving linear prediction coding (LPC) filters is often ... -
Defining ecologically relevant water quality targets for lakes in Europe
(2014)1. The implementation of the Water Framework Directive requires EU member states to establish and harmonize ecological status class boundaries for biological quality elements. In this paper, we describe ... -
La colaboración científica en turismo: grupos y redes de investigación en Cataluña
(2014)El objetivo del presente artículo es analizar la colaboración científica en el campo del turismo en Cataluña: caracterizar a los grupos de investigación; estudiar la colaboración de grupos, instituciones ... -
Comparison of check-all-that-apply and forced-choice Yes/No question formats for sensory characterisation
(2014)The application of check-all-that-apply (CATA) questions for sensory product characterisation is gaining acceptance and popularity. This question format has been reported to be a quick and reliable ... -
Stereotypical Notions of the Entrepreneur: An Analysis from a Perspective of Gender
(2014)The principal objective of this paper is an analysis of the stereotypical figure of the entrepreneur in the Spanish context, from a perspective of gender. We provide evidence that the characteristics largely ... -
O game CityVille: uma nova tendência da Web
(2013)O objetivo principal desse artigo é analisar o jogo social CityVille criado pela empresa Zynga, uma das últimas tendências do Facebook encontrado e disponível na web. A escolha do corpus game CityVille ... -
Os games digitais como um recurso cognitivo para o ensino da historia da Catalunha: um estudo de caso
(2012)Os games digitais possuem um valor educativo importante e têm sido reconhecidos pelos educadores como um rico e produtivo espaço que proporciona conteúdos de aprendizagem para os estudantes, melhorando, ... -
Videojuegos : conceptos, historia y su potencial como herramientas para la educación
(2012)Este artículo muestra los principales conceptos y breve historia de los videojuegos junto a temas claves de su evolución. Se establece además, un marco de discusión para comprender el potencial con ... -
Juegos digitales en el aula: un caso de estudio
(2012)Durante el año 2011 se diseño, implementó y estudió un juego digital que muestra la vida de un científico Catalán: El paleontólogo Miquel Crusafont. El juego fue creado como un recurso para el ... -
Optimizing drug therapy in patients with advanced dementia: A patient-centered approach
(2014)Background: Advanced dementia is a prevalent health problem in geriatric patients. These patients usually suffer from several chronic diseases, frequently leading to an end-of-life situation lasting ... -
Efectividad de la intervención psicosocial en pacientes con enfermedad avanzada y final de vida
(2013)Objetivos: Demostrar la efectividad de la intervención psicosocial en la atención integral a personas con enfermedades avanzadas. Método: Se ha evaluado la presencia y evolución de parámetros psicológicos ... -
Aprendizaje Servicio Universitario: creando empleo a partir de la emprendeduría social
(2013)La Universidad debe erigirse como motor de la sociedad civil y abordar con decisión los desafíos sociales contemporáneos, como es la situación de paro en España. La metodología del Aprendizaje Servicio ... -
Aprendizagem baseada em Jogos Digitais Entrevistas com professores que utilizam jogos digitais em suas práticas educativas
(2013)In contrast to other media like TV or cinema, digital games are unique and different because they offer a persuasive rhetoric. This investigation introduces the cases of two primary school teachers ...