Universitat Pompeu Fabra: Envíos recientes
Mostrando ítems 61-80 de 3325
Exploring the nexus of language and thought: a comparative analysis of spontaneous speech in aphasia and schizophrenia spectrum disorders
Our language capacity emerges robustly and universally in development, it lies at the heart of our human experience from the beginning of a human life, and remains relatively stable across the lifespan. Yet its vulnerability ...
Brain resilience, vulnerability, and modifiable risk factors in populations at risk of Alzheimer's disease
This thesis explores early pathophysiological processes related to Alzheimer’s disease (AD) and their associations with modifiable factors in cognitively unimpaired, middle-aged individuals at risk of AD. Through five ...
CSDE1 isoforms in cancer progression and suppression
The RNA-binding protein CSDE1 is a key regulator of mRNA stability and translation, involved in a wide range of biological processes. Alterations of CSDE1 expression and/or genetic mutations have been found in neurode ...
Interpreting the learning dynamics of language models
Language models (LMs) have evolved to become remarkably capable yet similarly complex and intransparant systems. Our ability to understand how they achieve their outstanding traits – i.e. making them interpretable – can ...
Contributions to fully homomorphic encryption
In recent years, the field of Fully Homomorphic Encryption (FHE) has become one of the main pilars for privacy-preserving technologies. However, many challenges still remain to be tackled before this technology can be ...
Promoting socio-emotional interactions and regulation in computer supported collaborative learning: design, implementation and evaluation of technology features and affordances to facilitate the socio-emotional side of CSCL
This thesis, a compendium of publications, aims at contributing knowledge to better design CSCL tools for promoting socioemotional interactions and regulation. We started with a field study in which we observed groups ...
Discovery and evolutionary analysis of novel genes and translated ORFs
This thesis analyzes the generation of new genes created de novo and evaluates their evolution mainly in yeast but also in flies. First of all, we used next generation sequencing technology to analyze both new sequences ...
El Derecho a la rectificación en Ecuador y su aplicación en torno a la Ley Orgánica de Comunicación durante los gobiernos de Rafael Correa y Lenin Moreno: percepciones
La siguiente investigación ha tenido como objetivo conocer las percepciones que la aplicación del derecho a la rectificación, en torno a la Ley Orgánica de Comunicación, tuvo en Ecuador durante los gobiernos de Rafael ...
Evaluación de la calidad de los agregadores de noticias chinos: propuesta de un nuevo instrumento de evaluación con patrones de diseño centrados en el usuario
Esta tesis se centra en el estudio de una de las aplicaciones más utilizadas por la ciudadanía en China para informarse, los agregadores de noticias. Tiene como objetivo general la identificación de las características que ...
Beyond the spectrum: prosodic, noise-enhanced and self-supervised features for speech recognition
This dissertation investigates three methods for improving speech recognition in challenging conditions, focusing on feature enhancement and extending beyond spectral features. First, it demonstrates that incorporating ...
Referent predictability in pronoun production insights from a multi-methodological exploration
While it is known that speakers tend to use more reduced forms (e.g., by shortening or deleting segments) for words or phrases that are semantically predictable from context, it is contentious whether the same phenomena ...
Verbal gerunds in English: a case study in natural language ontology and referentiality
This thesis investigates the two verbal gerunds in English: POSS-ing (Clay’s winning the game) and ACC-ing (Clay winning the game). It is widely recognized that they do not denote events, but there are many different ...
Políticas de la imagen insignificante
A partir de un concepto enunciado por Robert Bresson, la imagen insignificante, se analiza la estética de la contracultura cinematográfica en Francia y Estados Unidos durante los años en los que el cineasta francés realizó ...
Jóvenes, música y algoritmos: análisis de la creación de sentido sobre el consumo musical por parte de Spotify y Youtube y los públicos juveniles
La presente investigación doctoral tiene como objetivo determinar cómo los jóvenes interpretan las propuestas de interacción con la música de Spotify y YouTube. Este estudio aplicó un análisis semiótico a las interfaces ...
Essays on Malliavin Calculus in Finance
In this thesis we study the asymptotic behaviour of the at-the-money skew and the level of the implied volatility of a European, an Asian, Inverse and Quanto Inverse call options under a general stochastic volatility ...
Political Ideology, Power, and Contradictions in the Chinese Popular Cinema: from the 2012 Turn to Nowadays
Since President Xi Jinping assumed office in 2012, there has been a notable shift in Chinese popular cinema. This thesis seeks to address a gap in existing literature by investigating the connections between cinema, ...
The gastrulating zebrafish under heat waves and cold spells: developmental robustness and vulnerabilities under changing temperatures
Temperature affects all processes, including development, and yet, it remains unknown how and/or if underlying mechanical and biochemical events are coordinated to slow down development robustly at lower temperatures. Here, ...
Blockchains in the real world: an interdisciplinary perspective on enchancing security and adoption
This thesis investigates the complex nature of the blockchain ecosystem, where technology, law, and economics intersect across layers and applications. By offering an interdisciplinary perspective on blockchains, we seek ...
Violencia Perpetua: La mirada violenta del cine carcelario y su repercusión en internos
Esta tesis analiza la representación de la prisión en el cine y sus efectos en internos y funcionarios de interior en España. La investigación, principalmente cualitativa, incluye un análisis de contenido de 42 obras y ...
Electrical conductivity of hepatic tissue and its manipulation by intraarterial infusion of glucose: preliminary in vivo experiences in rats and patients
This study explores the potential of irreversible electroporation (IRE) in the treatment of scattered liver tumors, focusing on the electrical properties of the tissue. The administration of a 5% glucose solution (GS5%) ...
