Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
Results
Showing 1 to 20 of 29 for “"network simulations"”.
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Statistical and biophysical modeling of binaural interaction in the lateral superior olive
… work develops a biophysical model of the LSO network capable of simulating LSO responses to acoustically realistic stimuli. Our LSO network simulations demonstrate the extreme sensitivity of the LSO transient response to time delays caused by both ILDs and ITDs. This sensitivity to delay …
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Simulation-based performance analysis and tuning for future supercomputers
… purposes. It can be used to perform packet-level network simulations of parallel applications using existing parallel machines. In this thesis, we demonstrate the utility of BigSim in analyzing and optimizing parallel application performance for future systems based on the PERCS network. We …
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Automated machine learning driven quality of service management in resource-constrained software defined networks
Community networks are a means to bridge the connectivity gaps present in low-income and rural areas. Many of these networks are resource-constrained, mesh-based, and connected to the Internet via low-capacity links. These characteristics result in poor network performance. Software Defined …
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Optimizing ad-hoc on-demand distance vector (AODV) routing protocol using geographical location data
… routing protocols for mobile ad-hoc networks (MANET). This study focuses on the use of geographical location information to reduce the control traffic overhead caused by the route discovery process in the ad-hoc on-demand distance vector (AODV) routing protocol. During this process, …
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Performance of Dynamic Programming methods in airline Revenue Management
… In the next part of the thesis, we introduce two network based DP methods that incorporate the network displacement costs in the standard DP based optimizer and perform simulation experiments in a larger competitive network using the Passenger Origin Destination Simulator to study the performance …
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Cooperative DVB-H: Raptor-Network Coding Protocols for Reliable and Energy Efficient Multimedia Communications
… of multimedia to mobile terminals in dynamic networks is a very challenging problem. In this thesis, we focus on a cooperative extension to the Digital Video Broadcasting – Handheld (DVB-H) standard, forming a cooperative broadcast network whereby terminal-to-terminal cooperation creates a …
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Vector processor services for local area networks
… processor resources. By using a local area network, programmers are no longer constrained to a specific host computer. The vector processor may be shared as a network resource. The vector processor service is developed within a distributed environment and, therefore, must address concerns …
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Assuring network service with bandwidth and integrity based fairness
… incentives, infrastructure and independence for network service assurance. ASV is shown to be efficient in terms of bandwidth consumption using network simulations. It differs from previously-investigated adaptive mechanisms for bandwidth based payment by requiring very limited state on server. …
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Chemistry models for major gas species estimation and tar prediction in fluidized bed biomass gasification
… predicted using the global models in reactor network simulations of the gasifiers are compared with the corresponding predictions obtained using the detailed CRECK mechanism for biomass gasification, as well as with the available experimental observations. On the hydrodynamics front, an …
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Networked control of aircraft operations at airports and in terminal areas
… most congested regions of the air transportation network. A new approach is proposed for modeling airport surface operations. Drawing an analogy from the field of network congestion control, the airport surface is assumed to be a network consisting of major taxiways and their intersections. Posing …
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Animation and Visualization of 3D Underwater Sensor Networks
… systems and protocols in the area of computer networking. As real-world field testing is expensive and time-consuming, simulations are often preferred as they can be performed repeatedly and inexpensively while still reflecting the outcome of field tests to an extent. Visualizations of the …
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QoS-based experience-aware adaptation in multimedia e-learning - A learner, is a learner, is a user, is a customer
… economies. Despite recent improvements in network technology, any increases in bandwidth are quickly consumed by more demanding applications. So far QoE has been approached primarily from an engineering perspective, considering technical factors such as download times or video quality. But …
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Probing the Mechanisms of Reinforcement Learning: Reinforcement Learning, Ventral Striatal Astrocytes, and the Dynamic Coordination of Information Seeking with Learning
… could be recapitulated by the deep neural network simulations, by attenuating input sharing across units. In the 2���� chapter, we investigate human information seeking during reinforcement learning. Information-seeking (IS) refers to intrinsic motivation towards obtaining information and …
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Electricity system planning with distributed energy resources : new methods and insights for economics, regulation, and policy
… and price-responsive demand, and distribution network losses and reinforcement costs. New methods are developed and demonstrated to derive the aggregate impact of demand and DERs on distribution network losses and upgrade costs from detailed distribution network simulations. The results from …
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Novel algorithms for fair bandwidth sharing on counter rotating rings
Rings are often preferred technology for networks as ring networks can virtually create fully connected mesh networks efficiently and they are also easy to manage. However, providing fair service to all the stations on the ring is not always easy to achieve. In order to capitalize on the advantages …
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Novel methods for biological network inference: an application to circadian Ca2+ signaling network
… to all species leads to the complete dynamical network. Systems biology is making considerable efforts to learn biological networks at low experimental costs. The main goal of this thesis is to develop advanced methods to build models for biological networks, taking the circadian system of …
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Fundamentals of Efficient Spectrum Access and Co-existence with Receiver Nonlinearity
… in non-intuitive ways. Next generation wireless networks will see unprecedented diversity across receiver and radio technologies accessing the same band of spectrum in spatio-temporal proximity. Ensuring adjacent channel co-existence is of prime importance for successful deployment and operations …
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A contribution to the simplified determination of heat distribution costs in linear and radial district heating networks
District heating networks offer a great opportunity to make a significant contribution to the success of the energy transition, assuming that low-carbon heat supply is achieved. District heating networks have advantages over individual building heat supply systems, such as lower heat generation …
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Real-Time and High-Quality Musical Audio Streaming Over IP
… key challenges in real-time audio streaming over networks, including ultra-low latency, high reliability, and perceptual audio quality. One of the central components of the IoMusT paradigm is represented by Networked Music Performance (NMP) systems, which aim at enabling geographically displaced …
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Multi-scale stochastic analysis of cellular chemical reaction networks and their response to environmental change
Submission published under a 24 month embargo labeled 'Closed Access', the embargo will last until 2024-05-01
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