Browsing Department of Electrical Engineering by Title
Now showing items 424-443 of 647
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Objective Image And Video Quality Assessment With Applications
(Electrical Engineering, 2009-09-16)Objective Image and Video Quality Assessment (IQA/VQA) aims to automatically measure the quality degradation perceived by the human eyes. It is of fundamental importance to address a wide variety of problems in image and ... -
Observer Synthesis For Linear/nonlinear Dynamical Systems Subject To Measurement Delays
(Electrical Engineering, 2007-08-23)In this research, problems associated with communication delays on the stability of formation of a group of unmanned vehicles is examined and solution to this problem is proposed. Ideally, it is required that the information ... -
On Chip Hybrid Photonic Crystal Surface Emitting Lasers
(2017-12-06)We report here the design and experimental demonstration of optically pumped photonic crystal bandedge membrane lasers on silicon-on-insulator (SOI) and on bulk silicon (Si) substrates, based on heterogeneously integrated ... -
ON FEATURE EXTRACTION FROM LARGE SCALE LINEAR LIDAR DATA
(2017-08-08)Airborne light detection and ranging (LiDAR) can generate co-registered elevation and intensity map over large terrain. The co-registered 3D map and intensity information can be used efficiently for different feature ... -
On Reducing Call Drop Outs By Improving Bit Error Rate Performance In A GSM Mobile Communications System
(Electrical Engineering, 2008-08-08)Call Drop Out is one of the most annoying problems in Mobile Communications. It is one of the most important Quality of Service (QoS) indicators for a mobile carrier. Over the years, many strategies have been proposed to ... -
ON THE ANALYSIS OF ON-BOARD SENSING AND OFF-BOARD SENSING THROUGH WIRELESS COMMUNICATION FOR UAV PATH PLANNING IN WIND FIELDS
(2019-04-29)This work focuses on the roles of on-board sensing and off-board sensing through wireless communication for UAV missions. Employing UAV path planning under spatiotemporal wind effect as a case study, this work implements ... -
On The Study Of Multi-channel EEG: Lossless Compression, Signal Modeling And Classification
(Electrical Engineering, 2008-04-22)Recently, electroencephalogram (EEG) has become necessary for diagnosis, telemedicine, and brain computer interface (BCI). This thesis investigates three signal processing tools which can explore multi-channel structures ... -
Online Adaptive Optimal Control For Continuous-time Systems
(Electrical Engineering, 2010-03-03)This work makes two major contributions. * First, in the field of computational intelligence, it develops reinforcement learning controllers (i.e. approximate dynamic programming algorithms) for continuous-time systems, ... -
Online Learning Algorithms For Differential Dynamic Games And Optimal Control
(Electrical Engineering, 2011-07-14)Optimal control deals with the problem of finding a control law for a given system that a certain optimality criterion is achieved. It can be derived using Pontryagin's maximum principle (a necessary condition), or by ... -
Open Main Detection In Underground Distribution Network Using Statistical Approaches
(Electrical Engineering, 2009-09-16)The continuous increase for people dependency on electrical energy to run most of their industrial, commercial and residential activities makes it necessary to regularly improve the distribution systems. This Improvement ... -
The Operation Platform Recommendation For The Deregulated Utility Industry In Thailand
(Electrical Engineering, 2007-08-23)Transmission Congestion Management (TCM) plays a significant role in power system operation under today deregulated environment. It has two major functions of an apparatus to keep power system running within acceptable ... -
Optical Amplifiers For 10 Gb/s WDM Recirculating Loop Testbed
(Electrical Engineering, 2007-08-23)This Master's thesis deals with building experimental setup for characterization of novel nonlinear optical devices for fiber communication. The first part of the thesis deals with the description of the theoretical basis ... -
Optical Refractive Index Sensing Based on High-Q Bound States in the Continuum in Free-Space Coupled Photonic Crystal Slabs
(MDPIDepartment of Electrical Engineering, The University of Texas at Arlington, 2017-08-11)High sensitivity (S) and high quality factor (Q) are desirable to achieve low detection limit in label-free optical sensors. In this paper, we theoretically demonstrate that single-layer and coupled bi-layer photonic crystal ... -
OPTIMAL ATTRIBUTE WEIGHTING IN A NEAREST NEIGHBOR CLASSIFIER
(2016-12-20)Nearest Neighbor algorithms are non-parametric algorithms that use distance measure techniques for classification and regressions. This thesis, first improves the traditional nearest neighbor classifier by optimizing its ... -
Optimal control strategies and reinforcement learning for dynamical multiagent systems in graphical games
(2019-07-02)As the number of autonomous agents increases in industrial and urban areas, the development of formal protocols to analyze their behavior as they interact with each other becomes of central interest in control systems ... -
Optimal Operation Of Microgrid Under A Stochastic Environment
With its technological and regulatory innovation of scale and structure, microgrids have been developed all over the world as a mean to address the high penetration level of renewable generation, reduce the greenhouse gas ... -
Optimal Output Gain Algorithm For Feed-forward Network Training
(Electrical Engineering, 2011-03-03)A batch training algorithm for feed-forward networks is proposed which uses Newton's method to estimate a vector of optimal scaling factors for output errors in the network. Using this vector, backpropagation is used to ... -
Optimal Path Planning, Implementation And Simulation For A Breast Biopsy System
(Electrical Engineering, 2012-04-11)Core needle biopsy is a non-invasive method of confirming the presence of cancer cells in the breast. Image guided breast biopsy is a procedure performed to extract suspicious tissue and test it under the microscope for ... -
Optimal Sizing and Safe Management of Lithium-Ion Batteries in High Voltage Power Systems
(2023-08-23)Lithium-ion batteries have gained widespread use in various applications, but safety challenges persist due to errors in assembly and faulty electronics management. Ensuring safety and reliable operation in large batteries ... -
Optimal Tracking Control Of Uncertain Systems: On-policy And Off-policy Reinforcement Learning Approaches
Over the last few decades, strong connections between reinforcement learning (RL) and optimal control have prompted a major effort towards developing online and model-free RL algorithms to learn the solution to optimal ...