Now showing items 164-183 of 362
Bellver Bueno, Míriam (Date of defense: 2021-03-26)
Computer vision plays a key role in Artificial Intelligence because of the rich semantic information contained in pixels and the ubiquity of cameras nowadays. Multimedia content is on a rise since social networks have such ...
Berral García, Josep Lluís (Date of defense: 2013-11-22)
Autonomic Computing is a Computer Science and Technologies research area, originated during mid 2000's. It focuses on optimization and improvement of complex distributed computing systems through self-control and ...
Moretó Planas, Miquel (Date of defense: 2010-03-19)
The evolution of microprocessor design in the last few decades has changed significantly, moving from simple inorder single core architectures to superscalar and vector architectures in order to extract the maximum available ...
Marrón Vida, Diego (Date of defense: 2019-12-19)
High-throughput real-time Big Data stream processing requires fast incremental algorithms that keep models consistent with most recent data. In this scenario, Hoeffding Trees are considered the state-of-the-art single ...
Nemirovsky, Daniel A. (Date of defense: 2017-10-30)
Computer architects are beginning to embrace heterogeneous systems as an effective method to utilize increases in transistor densities for executing a diverse range of workloads under varying performance and energy ...
Gupta, Manoj (Date of defense: 2013-06-14)
Very Long Instruction Word (VLIW) processors are very popular in embedded and mobile computing domain. Use of VLIW processors range from Digital Signal Processors (DSPs) found in a plethora of communication and multimedia ...
Torrents Lapuerta, Martí (Date of defense: 2016-11-28)
Recently, high performance processor designs have evolved toward Chip-Multiprocessor (CMP) architectures to deal with instruction level parallelism limitations and, more important, to manage the power consumption that is ...
Amaral, Marcelo (Date of defense: 2019-04-29)
In recent years there has been an extraordinary growth of the Internet of Things (IoT) and its protocols. The increasing diffusion of electronic devices with identification, computing and communication capabilities is ...
Radojković, Petar (Date of defense: 2013-07-19)
This thesis presents cross-domain approaches that improve the effective use of multithreaded architectures. The contributions of the thesis can be classified in three groups. First, we propose several methods for thread ...
Jiménez Pérez, Víctor Javier (Date of defense: 2016-10-20)
Increasing processors' clock frequency has traditionally been one of the largest drivers of performance improvements for computing systems. In the first half of the 2000s, however, it became clear that continuing to increase ...
Karakostas, Vasileios (Date of defense: 2016-04-18)
Virtual memory improves programmer productivity, enhances process security, and increases memory utilization. However, virtual memory requires an address translation from the virtual to the physical address space on every ...
Jalle Ibarra, Javier (Date of defense: 2016-07-18)
Critical Real-Time Embedded Systems (CRTES) follow a verification and validation process on the timing and functional correctness. This process includes the timing analysis that provides Worst-Case Execution Time (WCET) ...
Beltrán Querol, Vicenç (Date of defense: 2008-10-03)
El ràpid creixement de la Web requereix una gran quantitat de recursos computacionals que han de ser utilitzats eficientment. Avui en dia, els servidors basats en hardware estendard son les plataformes preferides per ...
Gifre Renom, Lluís (Date of defense: 2016-06-03)
New generation applications, such as cloud computing or video distribution, can run in a telecom cloud infrastructure where the datacenters (DCs) of telecom operators are integrated in their networks thus, increasing ...
Vega D'Aurelio, Davide (Date of defense: 2015-12-21)
Contributory and volunteer computing ecosystems built around a community of participants need, like any other common-pool resources, an adaptive governance mechanism to guarantee the sustainability of the ecosystem. ...
Trullols Cruces, Oscar (Date of defense: 2014-07-17)
This thesis proposes some solutions to relieve, using Wi-Fi wireless networks, the data consumption of cellular networks using cooperation between nodes, studies how to make a good deployment of access points to optimize ...
Llort Sánchez, Germán M. (Date of defense: 2015-11-03)
With ever more powerful machines being constantly deployed, it is crucial to manage the computational resources efficiently. This is important both from the point of view of the individual user, who expects fast results; ...
Sánchez López, Sergio (Date of defense: 2003-10-07)
Las redes de transporte se mueven hacia un modelo de redes formadas por routers IP/MPLS (Internet Protocol/Multiprotocol Laebel Switching) de altas prestaciones interconectadas a través redes troncales inteligentes. ...
Dimogerontakis, Emmanouil (Date of defense: 2017-05-26)
The majority of the world's population does not have any or adequate Internet access. This implies that the Internet cannot provide universal service, reaching everyone without discrimination. Global access to the Internet ...
Vieira Zacarias, Felippe (Date of defense: 2023-10-09)
(English) In a typical HPC cluster system, a node is the elemental component unit of this architecture. Memory and compute resources are tightly coupled in each node and the rigid boundaries between nodes limits compute ...