Now showing items 214-233 of 361

    Modelos para comercio electrónico basados en sistemas intermediarios 

    Gallego Fernández, M. Isabel (María Isabel) (Date of defense: 2001-07-16)

    El objetivo de la tesis "Modelos para Comercio Electrónico basados en Sistemas Intermediarios" es el estudio, desarrollo y aplicación de una serie de modelos para sistemas de comercio electrónico abiertos que utilicen un ...

    MPI layer techniques to improve network energy efficiency 

    Dickov, Branimir (Date of defense: 2015-12-10)

    Interconnection networks represent the backbone of large-scale parallel systems. In order to build ultra-scale supercomputers larger interconnection networks are being designed and deployed. As compute nodes become more ...

    The MPI/OmpSs parallel programming model 

    Marjanović, Vladimir (Date of defense: 2016-01-21)

    Even today supercomputing systems have already reached millions of cores for a single machine, which are connected by using a complex network interconnection. Reducing communication time across processes becomes the most ...

    Mstack: a communications stack for mobile ad-hoc networks 

    Fusté Vilella, David (Date of defense: 2011-10-21)

    Les xarxes mòbils ad-hoc, també conegues com a MANETs, han estat des de fa ja molt temps objectiu d'estudi per part de la comunitat científica. No obstant això, la seva importància dins el món de la indústria és encara ...

    Multi-agent graph learning-based optimization and its applications to computer networks 

    Bernárdez Gil, Guillermo (Date of defense: 2024-03-15)

    (English) In the wake of a digital revolution, contemporary society finds itself entrenched in an era where network applications' demands surpass the capabilities of conventional network management solutions. This dissertation ...

    Multi-constraint scheduling of MapReduce workloads 

    Polo, Jordà (Date of defense: 2014-07-15)

    In recent years there has been an extraordinary growth of large-scale data processing and related technologies in both, industry and academic communities. This trend is mostly driven by the need to explore the increasingly ...

    Multicore architecture optimizations for HPC applications 

    Milić, Uglješa (Date of defense: 2017-11-22)

    From single-core CPUs to detachable compute accelerators, supercomputers made a tremendous progress by using available transistors on chip and specializing hardware for a given type of computation. Today, compute nodes ...

    Multicore architecture prototyping on reconfigurable devices 

    Arcas Abella, Oriol (Date of defense: 2016-04-15)

    In the the last decades several performance walls were hit. The memory wall and the power wall are limiting the performance scaling of digital microprocessors. Homogeneous multicores rely on thread-level parallelism, which ...

    A multicore emulator with a profiling Infrastructure for transactional memory on FPGA 

    Sönmez, Nehir (Date of defense: 2012-09-19)

    This thesis attempts to bring together two recent topics by presenting a flexible Transactional Memory environment on a multicore prototype that is realized on FPGA fabric. For this, we devise a MIPS-compatible shared-memory ...

    Multifaceted resource management on virtualized providers 

    Goiri, Íñigo (Date of defense: 2011-06-14)

    Last decade, providers started using Virtual Machines (VMs) in their datacenters to pack users and their applications. This was a good way to consolidate multiple users in fewer physical nodes while isolating them from ...

    Multilevel tiling for non-rectangular interation spaces 

    Jiménez Castells, Marta (Date of defense: 1999-05-28)

    La motivación principal de esta tesis es el desarrollo de nuevas técnicas de compilación dirigidas a conseguir mayor rendimiento encódigos numéricos complejos que definen es pacios de iteraciones no rectangulares. En ...

    Multipath: un sistema para la programación lógica 

    Tubella, Jordi (Date of defense: 1996-11-13)

    Network coding for transport protocols 

    Gheorghiu, Steluta (Date of defense: 2011-07-11)

    With the proliferation of smart devices that require Internet connectivity anytime, anywhere, and the recent technological advances that make it possible, current networked systems will have to provide a various range of ...

    Network traffic classification : from theory to practice 

    Carela Español, Valentín (Date of defense: 2014-10-31)

    Since its inception until today, the Internet has been in constant transformation. The analysis and monitoring of data networks try to shed some light on this huge black box of interconnected computers. In particular, the ...

    Next generation overlay networks : security, trust, and deployment challenges 

    Paillissé Vilanova, Jordi (Date of defense: 2021-07-23)

    Overlay networks are a technique to build a new network on top of an existing one. They are a key tool to add functionality to existing networks, and are used in different layers of the Internet stack for a wide variety ...

    Non-functional considerations of time-randomized processor architectures 

    Trilla Rodríguez, David (Date of defense: 2020-12-04)

    Critical Real-Time Embedded Systems (CRTES) are the subset of embedded systems with timing constraints whose miss behavior can endanger human lives or expensive equipment. To provide evidence of correctness, CRTES are ...

    Novel architectures and strategies for security offloading 

    Montero Banegas, Diego (Date of defense: 2017-11-03)

    Internet has become an indispensable and powerful tool in our modern society. Its ubiquitousness, pervasiveness and applicability have fostered paradigm changes around many aspects of our lives. This phenomena has positioned ...

    Novel techniques to improve the performance and the energy of vector architectures 

    Barredo Ferreira, Adrián (Date of defense: 2021-07-19)

    The rate of annual data generation grows exponentially. At the same time, there is a high demand to analyze that information quickly. In the past, every processor generation came with a substantial frequency increase, ...

    Novel vector architectures for data management 

    Hayes, Timothy (Date of defense: 2015-07-08)

    As the rate of annual data generation grows exponentially, there is a demand to manage, query and summarise vast amounts of information quickly. In the past, frequency scaling was relied upon to push application throughput. ...

    Numerical solution of 3-D electromagnetic problems in exploration geophysics and its implementation on massively parallel computers 

    Koldan, Jelena (Date of defense: 2013-10-30)

    The growing significance, technical development and employment of electromagnetic (EM) methods in exploration geophysics have led to the increasing need for reliable and fast techniques of interpretation of 3-D EM data ...