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 47 for “"Real time operation"”.
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Compressive sensing of images and video: towards low-complexity, real-time operation
… from low performance or long reconstruction times. Distributed Video Coding (DVC) techniques emerged at the turn of the millennium for compressing video for transmission from resource constrained devices. The rationale behind this thesis is to combine VBCS and DVC to develop a video …
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A Modelling approach for evaluating the ranking capability of Situational Awareness System in real time operation. Modelling, evaluating and quantifying different situational assessment in real time operation, using an analytical approach for measuring the ranking capability of SWA system
… monitored environment the analyst team need timely and accurate information to conduct proactive action over complex situations. Typically, there are thousands of reported activities in a real time operation, therefore steps are taken to direct the analyst’s attention to the most important …
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Investigação de parâmetros que provocam diferenças entre regiões de segurança estática e dinâmica
… various tools in the planning environment and in real-time operation. A comparison between the results of static and dynamic regions is intended to determine if one of them can always be taken as the most restrictive analysis. In this dissertation it was studied the change of load modeling, the …
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Vision-Based Aerial Navigation Using Satellite Offline Maps
… seamless integration with the PX4 Autopilot and real-time operation on resource-limited platforms. Software In The Loop (SITL) simulations over varied mission scenarios at Virginia Tech's Kentland Farm demonstrate an R95 accuracy of 4.5 m to 5.5 m, with effective drift bounding even in …
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Design and Implementation of a Pilot Signal Scanning Receiver for CDMA Personal Communication Services Systems
… to produce outputs at a rate commensurate with real-time operation. This thesis presents techniques that allow the pilot signal scanning receiver to achieve real-time operation. These techniques involve the judicious use of partial correlations and windowing the received signal to decrease the …
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Design and implementation of flexible manufacturing systems: some analysis concepts
… selection, work scheduling, input control, and real time operation problems. The problem of input control is examined using SIM-Q and the viability of operating a flexible manufacturing system as a programmable transfer line is explored. SIM-Q is also used in this study to test the robustness of …
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Dynamic-Data Driven Real-Time Identification for Electric Power Systems
… nonlinear filtering concepts and technologies to real-time identification of power system models, and addressing computational issues by implementing the balanced truncation method. By obtaining more realistic system models, together with timely updated parameters and stochastic influence …
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Characterization of a wideband monopulse piezoelectric direction finder
… the signal processing requirements needed for real-time operation are extensive. This thesis describes the construction and test of a piezoelectric monopulse directionfinding sensor used to determine the angular location of a source within the plane of the sensor. The design of the sensor …
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Hydroelectric power optimization using a decomposition procedure for the indefinite quadratic form
… production model in an attempt to improve the real-time operation of reservoir systems. The nonconvex, nonseparable hydropower objective function poses a formidable task in devising a global optimization scheme. A decomposition procedure for the indefinite quadratic form is used to develop an …
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Distributed Control Of Multi-Agent Systems Using Biologically-Inspired Reinforcement Learning
In this dissertation, we investigate the real-time flocking control of Multi-Agent Systems (MAS) in presence of system uncertainties and dynamic environment. To handle the impacts from system uncertainties and dynamic environment, a novel reinforcement learning technique, which is appropriate for …
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Application of the watershed boundary technique to automatically segment surface froth images
… and accurately extract these visual features in real time is therefore the main task of this research work. Past research work into this field has resulted in a number of different techniques and algorithms for the purpose of segmentation. However, these algorithms are often iterative and …
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Investigation of visual cueing aids for UAV targeting for real-time waypoint re-allocation
… the effects of two visual cueing aids for a real-time waypoint navigation system. The applications of the cueing aids would be in enhancing operator performance during real-time operation of an Unmanned Autonomous Vehicle (UAV). Subjects used a graphical user interface to perform a simulated …
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Predictive multiple sampling algorithm with overlapping integration intervals for linear wide dynamic range integrating image sensors
… image sensors. A user-defined integration time is taken as a reference to create a potentially large set of integration intervals of different duration (the selected integration time being the longest) but with a common end. The light intensity received by each pixel in the sensing array is …
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Concurrent detection of transient faults in microprocessors
… source of major concern, especially in critical real-time application areas. Concurrent detection of these errors is necessary for real-time operation. Most existing fault tolerance schemes either use redundancy to mask effects of transient faults or monitor the system for abnormal operations and …
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Real-Time Advanced Warning and Traffic Control Systems for Work Zones: Examination of Requirements and Issues
… work zone accident statistics showed a need for real-time systems to enhance work zone safety. Real-time advanced warning and traffic control systems provide a means of dynamic information dissemination and advanced warning, thereby enhancing work zone safety and facilitating traffic control. The …
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Modeling and control of fuel cell-battery hybrid energy sources
… performance, reducing their development and operational costs and consequently, easing their widespread commercialization. More specifically, Paper I provides a comprehensive background and literature review about Li-ion battery and its Battery Management System (BMS). Furthermore, the …
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Energy scalable systems for 2D and 3D low-power ultrasound beamforming
… designed to support energy-scalability at run-time, enabling the user to make the tradeoff between power and performance. First, a system-level energy model for a receive-side digital beamforming system is presented. Power-performance tradeoffs for the analog front-end, analog-to-digital …
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Towards NextG Receiver: Online Real-Time Machine Learning with Domain Knowledge for Wireless Communications
… developing AI/ML-based solutions for MIMO operations in NextG systems is challenging due to the large number of possible system configurations, dynamic channel environments, and real-time operation adaptations. The highly dynamic nature of wireless environments and the operation adaptations …
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Energy efficient enabling technologies for semantic video processing on mobile devices
… play an increasingly important role in future multimedia systems due to the ubiquity of digital multimedia capture/playback technologies and increasing storage capacity. Although the object based paradigm has many undeniable benefits, numerous technical challenges remain before the applications …
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A new computer-based speech therapy tutor for vowel production
… be able to analyse monosyllabic utterances in real-time, extract the vowel portion and match this to a pre-determined template, and display the result with no appreciable delay.<br/><br/>A fully-working prototype has been developed which employs general principles of aircraft tracking in a …
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