Now showing items 93-112 of 139

    Intrinsic osteoinduction and osteogenesis of biomimetic calcium phosphate scaffolds with different nano-, micro- and macroporosities : ectopic and orthotopic implantation in a canine model 

    Barba Serrahima, Albert (Date of defense: 2018-11-28)

    The development of synthetic bone substitutes with enhanced osteogenic properties is urged by the global ageing population. Sintered calcium-phosphate (CaP) ceramics are the most widely used synthetic biomaterials for bone ...

    Invasive and non-invasive assessment of upper airway obstruction and respiratory effort with nasal airflow and esophageal pressure analysis during sleep 

    Morgenstern de Muller, Christian Rudolf (Date of defense: 2010-02-25)

    La estimación del esfuerzo respiratorio durante el sueño es de una importancia crítica para la identificación correcta de eventos respiratorios en los trastornos respiratorios del sueño (TRS), el diagnóstico correcto de ...

    Lactate-releasing PLA scaffolds for brain regeneration 

    Álvarez Pinto, Zaida (Date of defense: 2014-07-25)

    Stroke and traumatic brain injuries are common causes of disability, with loss of nerve tissue due to secondary degeneration, gliosis, and often the formation of cavities that inhibit neural cell growth. Recent attempts ...

    Machine learning methods for the analysis of liquid chromatography-mass spectrometry datasets in metabolomics 

    Fernández Albert, Francesc (Date of defense: 2014-10-30)

    Liquid Chromatography-Mass Spectrometry (LC/MS) instruments are widely used in Metabolomics. To analyse their output, it is necessary to use computational tools and algorithms to extract meaningful biological information. ...

    Mathematical models and multiscale simulations of cellular secretion processes 

    González-Vélez, Virginia (Date of defense: 2011-07-26)

    Exocytosis is the cellular process whereby a product such as a hormone or a neurotransmitter is released as a response to stimulation. There are a lot of exocytotic cells in mammals, and each cell type has their specific ...

    Methodologies for hybrid systems diagnosis based on the hybrid automaton framework 

    Vento, Jorge (Date of defense: 2014-06-20)

    Hybrid systems play an important role in the modeling of complex systems since they take into account the interaction between both continuous dynamics and discrete events. Complex systems are subject to changes in the ...

    Methodology for automatic classification of atypical lymphoid cells from peripheral blood cell images 

    Alférez Baquero, Edwin Santiago (Date of defense: 2015-06-26)

    Morphological analysis is the starting point for the diagnostic approach of more than 80% of the hematological diseases. However, the morphological differentiation among different types of abnormal lymphoid cells in ...

    Methods and models in signal processing for gait analysis using waist-worn accelerometer : a contribution to Parkinson’s disease 

    Sayeed, Taufique (Date of defense: 2015-07-16)

    Parkinson's disease (PD) is a neurodegenerative disease that predominantly alters patients' motor performance and compromises the speed, the automaticity and fluidity of natural movements. After some years, patients fluctuate ...

    Methods for noninvasive localization of focal epileptic activity with magnetoencephalography 

    Migliorelli, Carolina (Date of defense: 2017-06-28)

    Magnetoencephalography (MEG) is a noninvasive brain signal acquisition technique that provides excellent temporal resolution and a whole-head coverage allowing the spatial mapping of sources. These characteristics make MEG ...

    Mètode d'extracció multiparamètrica de característiques de textura orientat a la segmentació d'imatges 

    Grau, Antoni (Date of defense: 1997-07-10)

    Tal com es veurà en el següent capítol d'antecedents, existeixen formes molt variades d'afrontar l'anàlisi de textures però cap d'elles està orientada al càlcul en temps real (video rate). Degut a la manca de mètodes que ...

    Microchannel enhanced neuron-computer interface: design, fabrication, biophysics of signal generation, signal strength optimization, and its applications to ion-channel screening and basic neuroscience research 

    Wang, Ling (Date of defense: 2011-12-15)

    En el presente trabajo, utilizamos técnicas de microfabricación, simulaciones numéricas, experimentos de electrofisiología para explorar la viabilidad en me- jorar la interface ordenador-neurona a través de microcanales, ...

    Model Predictive Control of Complex Systems including Fault Tolerance Capabilities: Application to Sewer Networks 

    Ocampo-Martínez, Carlos (Date of defense: 2007-04-27)

    El control en temps real de xarxes de clavegueram (RTC) desenvolupa un paper fonamental dins de la gestió dels recursos hídrics relacionats amb el cicle urbà de l'aigua i, en general, amb el seu cicle natural. Un adequat ...

    Modelado dinámico del sistema respiratorio ante incrementos de demanda ventilatoria, enfermedades pulmonares y ventilación mecánica asistida 

    Serna Higuita, Leidy Yanet (Date of defense: 2017-09-04)

    Respiratory diseases remain one of the leading causes of death and illness in Europe and worldwide. One of the most important is Chronic Obstructive Pulmonary Disease (COPD) associated mainly with chronic bronchitis and ...

    Monitorización del patrón ventilatorio (PV) mediante tomografía por impedancia eléctrica (TIE) en paciente con enfermedad pulmonar obstructiva crónica (EPOC) 

    Balleza Ordaz, José Marco (Date of defense: 2012-07-20)

    El objetivo de esta investigación fue obtener un modelo matemático de calibración que permita estimar cuantitativamente el patrón ventilatorio (PV), en términos de volumen, en un grupo de voluntarios sanos y pacientes con ...

    Multi-scale biomechanical study of transport phenomena in the intervertebral disc 

    Malandrino, Andrea (Date of defense: 2012-07-26)

    Intervertebral disc (IVD) degeneration is primarily involved in back pain, a morbidity that strongly affects the quality of life of individuals nowadays. Lumbar IVDs undergo stressful mechanical loads while being the largest ...

    Multichannel analysis of normal and continuous adventitious respiratory sounds for the assessment of pulmonary function in respiratory diseases 

    Lozano García, Manuel (Date of defense: 2015-07-15)

    Respiratory sounds (RS) are produced by turbulent airflows through the airways and are inhomogeneously transmitted through different media to the chest surface, where they can be recorded in a non-invasive way. Due to ...

    Multiple cue integration for robust tracking in dynamic environments: application to video relighting 

    Moreno Noguer, Francesc (Date of defense: 2005-09-01)

    L'anàlisi de moviment i seguiment d'objectes ha estat un dels pricipals focus d'atenció en la comunitat de visió per computador durant les dues darreres dècades. L'interès per aquesta àrea de recerca resideix en el seu ...

    Multiscale image analysis of calcium dynamics in cardiac myocytes 

    Vallmitjana Lees, Alexander (Date of defense: 2017-09-22)

    Cardiac myocytes constitute a unique physiological system. They are the muscle cells that build up heart tissue and provide the force to pump blood by synchronously contracting at every beat. This contraction is regulated ...

    Multiview pattern recognition methods for data visualization, embedding and clustering 

    Kanaan, Samir (Date of defense: 2017-09-22)

    Multiview data is defined as data for whose samples there exist several different data views, i.e. different data matrices obtained through different experiments, methods or situations. Multiview dimensionality reduction ...

    Muscular pattern based on multichannel surface EMG during voluntary contractions of the upper-limb 

    Jordanić, Mislav (Date of defense: 2017-12-05)

    Extraction of neuromuscular information is an important and extensively researched issue in biomedical engineering. lnformation on muscle control can be used in numerous human-machine interfaces and control applications, ...