Browsing Departament de Teoria del Senyal i Comunicacions by Subject "51"

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Anàlisi de discontinuïtats finline

Barlabé i Dalmau, Antoni (Date of defense: 1996-02-26)

En esta tesis se han desarrollado los siguientes métodos numéricos para el análisis de estructuras planares, especialmente finline, en la banda de microondas y ondas milimétricas: <br/>-el método de las líneas con ...

Contributions to channel modelling and performance estimation of HAPS-based communication systems regarding IEEE Std 802.16TM

Palma Lázgare, Israel Romualdo (Date of defense: 2011-10-24)

New and future telecommunication networks are and will be broadband type. The existing terrestrial and space radio communication infrastructures might be supplemented by new wireless networks that make and will make use ...

Data-driven information-theoretic tools under a second-order statistics perspective

Cabrera Estanyol, Ferran de (Date of defense: 2023-07-03)

(English) A great deal is known about second-order statistics. For many years, most of the signal processing problems have been addressed under the perspective of the first and second-order moments of the data, known to ...

Distributed consensus algorithms for wireless sensor networks: convergence analysis and optimization

Silva Pereira, Silvana (Date of defense: 2012-01-26)

Wireless sensor networks are developed to monitor areas of interest with the purpose of estimating physical parameters or/and detecting emergency events in a variety of military and civil applications. A wireless sensor ...

Image segmentation evaluation and its application to object detection

Pont Tuset, Jordi (Date of defense: 2014-02-19)

The first parts of this Thesis are focused on the study of the supervised evaluation of image segmentation algorithms. Supervised in the sense that the segmentation results are compared to a human-made annotation, known ...

Lidar and S-band radar profiling of the atmosphere : adaptive processing for boundary-layer monitoring, optical-parameter error estimation, and application cases

Lange Vega, Diego (Date of defense: 2014-07-17)

This Ph.D. thesis addresses remote sensing of the atmosphere by means of lidar and S-band clear-air weather radar, and related data signal processing. Active remote sensing by means of these instruments offers unprecedented ...

Procesado y Optimización de Espectros Raman mediante Técnicas de Lógica Difusa: Aplicación a la identificación de Materiales Pictóricos

Pérez Pueyo, Rosanna (Date of defense: 2005-01-21)

La investigación de los materiales constitutivos de obras de arte, en la que se encuadra esta tesis, es una de las aplicaciones de la espectroscopía Raman que ha ido creciendo en importancia en las últimas décadas. El ...

Stochastic optimization and interactive machine learning for human motion analysis

Alcoverro Vidal, Marcel (Date of defense: 2014-12-17)

The analysis of human motion from visual data is a central issue in the computer vision research community as it enables a wide range of applications and it still remains a challenging problem when dealing with unconstrained ...