School of Electrical and Computer Engineering Theses and Dissertations
Original work in partial fulfillment of a graduate degree in the School of Electrical and Computer Engineering.
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Recent Submissions
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Memristive devices for neuromorphic computing applications
(Georgia Institute of Technology, 2016-08-01)The performance of digital computers has begun to saturate due to material, size, and power limitations. In addition to solving these dilemmas, new computing paradigms are being investigated. This thesis explores neuromorphic ... -
Nano-material based flexible radio frequency sensors for wearable health and environment monitoring: designs and prototypes utilizing 3d/inkjet printing technologies
(Georgia Institute of Technology, 2016-08-01)The research work is mainly focused on passive radio frequency (RF) sensing, in particular on the design and development of nano-material based flexible sensors for high frequency applications utilizing 3D/Inkjet printing ... -
Appearance-based vehicle localization across seasons in a metric map
(Georgia Institute of Technology, 2016-08-09)Great strides have been made in recent years in developing the necessary technologies to make autonomous cars a reality. However, a number of challenges remain, a major one being that of accurate vehicle localization. This ... -
Towards automatic food intake monitoring using wearable sensor-based systems
(Georgia Institute of Technology, 2016-08-02)Automatic food intake monitoring using wearable sensor-based systems is an alternative to manual self-report methods. Automatic methods aim to quantitatively track aspects related to eating, drinking and/or any form of ... -
Improving the integration of photovoltaic generation on distribution networks via advanced control of inverters
(Georgia Institute of Technology, 2016-08-01)The number of new rooftop photovoltaic (PV) installations has been unprecedented in recent years and utility distribution networks are beginning to experience negative impacts caused by large amounts of distributed PV ... -
Dynamics of epidemic spreading over networks with agent awareness
(Georgia Institute of Technology, 2016-08-01)We study an SIS (susceptible-infected-susceptible) model of disease spread over a contact network of n agents. The agents receive personalized information about the epidemic through their social network and a global broadcast ... -
Optimal Control of Constrained Hybrid Dynamical Systems: Theory, Computation and Applications
(Georgia Institute of Technology, 2016-07-29)Hybrid dynamical systems arise in a number of application areas such as power converters, autopilots, manufacturing, process control, hybrid cars, mobile and humanoid robotics etc., to name a few and as such the optimal ... -
A Molecular Communication Framework for Modeling Targeted Drug Delivery Systems
(Georgia Institute of Technology, 2016-07-29)Molecular Communication (MC) is a new paradigm in communication research where the exchange of information is achieved through the propagation of molecules. The objective of the proposed research is to develop an analytical ... -
Transformer Protection Based on Dynamic State Estimation
(Georgia Institute of Technology, 2016-07-26)The objective of the proposed research is to detect transformer internal faults or transformer overheating and trip the transformer, with immunity to external faults for which tripping of the transformer is not required. ... -
Hybrid Inertial Microwave Reflectometry for mm-Scale Tracking in RFID Systems
(Georgia Institute of Technology, 2016-07-22)Despite the numerous wireless position estimation schemes in the patent and research literature, motion capture grade localization with RF has eluded engineering practice. Motion capture localization with cm-scale accuracy ... -
Analog Predistortion for Improvement of RF Power Amplifier Efficiency and Linearity
(Georgia Institute of Technology, 2016-07-26)The objective of this research is to implement analog systems that enable highly efficient and linear operations of the RF PAs used in wireless communication systems. Particularly, analog predistortion (APD) techniques ... -
Social Computing for Personalization and Credible Information Mining using Probabilistic Graphical Models
(Georgia Institute of Technology, 2016-07-19)In this dissertation, we address challenging social computing problems in personalized recommender systems and social media information mining. We tap into probabilistic graphical models, including directed and undirected ... -
Sensing and Molecular Communication using synthetic cells: Theory and Algorithms
(Georgia Institute of Technology, 2016-07-28)Molecular communication (MC) is a novel communication paradigm in which molecules are used to encode, transmit and decode information. MC is the primary method by which biological entities exchange information and hence, ... -
Motion Tomography Performed by Underwater Mobile Sensor Networks
(Georgia Institute of Technology, 2016-07-19)Knowledge of the flow field is crucial to guide underwater mobile sensing agents (UMSAs). However, existing flow data sources provide insufficient spatio-temporal resolutions for precise guidance of UMSAs. Because of the ... -
Multi-Sensor Signal Processing Methods for Home Monitoring of Cardiovascular and Respiratory Diseases
(Georgia Institute of Technology, 2016-07-14)Cardiovascular and respiratory diseases are leading contributors of health problems in the world. The existing home monitoring devices for cardio-respiratory health are obtrusive and incapable of measuring a broad range ... -
Modulation, control, and applications of multilevel converters for power systems with high penetration of wind energy
(Georgia Institute of Technology, 2016-05-20)The proposed research focuses on developing modulation and control methods for multilevel converters so as to optimize their applications in wind energy generation and transmission. This dissertation first establishes the ... -
A shift-variant restoration technique leveraging high-resolution interface modeling in lidar-based seafloor imaging
(Georgia Institute of Technology, 2016-05-17)Airborne-lidar bathymetry systems provide intelligence, surveillance, and reconnaissance capabilities reliably and cost-effectively in coastal areas. Recently, systems have shown the ability to produce seafloor reflectance ... -
Self-Adjusting Pipeline Designs and Tuning Methods for Timing Variation Tolerance in Multi-Processor Systems
(Georgia Institute of Technology, 2016-05-18)One of the challenges faced today in the design of microprocessors is to obtain power, performance scalability and reliability at the same time with technology scaling, in the face of extreme process variations. The variation ... -
Nano-selective-area growth of group III-nitrides on silicon and conventional substrates
(Georgia Institute of Technology, 2016-05-10)We developed and evaluated NSAG techniques for Group III-Nitrides as a way to mitigate the various difficulties with this material system (high defect density, threading dislocations, phase separation and graining, etc.), ... -
Energy-efficient reading of correlated wireless sensors
(Georgia Institute of Technology, 2016-05-10)The objective of this research is to design and analyze data fusion schemes for energy efficient reading of correlated wireless sensors using cooperative communications. A spatially correlated sensor network is read by a ...
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