Estudio de transformaciones temporales para la mejora de algoritmos numéricos y semianalíticos en el movimiento orbital 

    Agost Gómez, Vicente (Date of defense: 2020-11-09)

    La primera parte, que engloba los capítulos 1–5, expone los fundamentos teóricos del trabajo. Entre ellos cabe destacar el problema de dos cuerpos, en particular lo referente al movimiento elíptico tanto en coordenadas ...

    Improving Data Fusion in User Positioning Systems 

    Pulido Herrera, Edith (Date of defense: 2009-09-17)

    A fault detection and correction methodology for user positioning systems based on Kalman filtering is presented in this thesis. To develop this methodology, various aspects of the design of positioning systems are taken ...

    Location data privacy : principles to practice 

    Ataei, Mehrnaz (Date of defense: 2018-11-15)

    This thesis develops and evaluates approaches to facilitate the design and development of privacy-aware LBS. This work has explicitly focused on three areas: location data management in LBS, the design of UI for LBS, and ...

    Participation & (Re)settlement : envisioning mobile services with young forced migrants 

    Bustamante Duarte, Ana María (Date of defense: 2018-11-15)

    This thesis focuses on the role and adaptation of participatory design (PD) approaches to create “safe spaces” where young forced migrants can be co-researchers on and co-designers of mobile (geospatial) services to support ...

    Spatial and spatio-temporal point patterns on linear networks 

    Moradi, Mohammad Mehdi (Date of defense: 2018-11-21)

    The last decade witnessed an extraordinary increase in interest in the analysis of network related data and trajectories. In the spatial statistics field, there are numerous real examples such as the locations of traffic ...

    Spatial modelling of air pollution for open smart cities 

    Gupta, Shivam (Date of defense: 2018-11-15)

    The thesis presents five contributions which address the issues mentioned above. The first contribution is the choice of a statistical method which can help in utilising existing open data and overcoming challenges imposed ...

    Supporting Public Participation through Interactive Immersive Public Displays 

    Du, Guiying (Date of defense: 2018-11-15)

    The main contributions of this thesis can be summarized as: (1) the identification of key challenges and opportunities for future research in using public displays for public participation in urban contexts; (2) two sets ...

    Teorí­as de primer y segundo orden sobre el potencial de ciertas figuras de equilibrio de cuerpos celestes 

    Forner Gumbau, Manuel (Date of defense: 2010-11-26)

    Uno de los problemas que aborda la Mecánica Celeste es la determinación de las figuras de equilibrio de los cuerpos celestes. Para investigar su solución mediante métodos directos, se precisa evaluar el potencial generado ...