Browsing Electrical and Computer Engineering, Department of by Title
Now showing items 145-164 of 344
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Improvement of Speckle-Tracked Freehand 3-D Ultrasound Through the Use of Sensor Fusion
(2009-10-20)Freehand 3-D ultrasound (US) using a 2-D US probe has the advantage over conventional 3-D probes of being able to collect arbitrary 3-D volumes at a lower cost. Traditionally, generating a volume requires external tracking ... -
Improving Code Search Using Learning-to-Rank and Query Reformulation Techniques
(2015-07-24)During the process of software development, developers often encounter unfamiliar programming tasks. Online Q&A forums, such as StackOverflow, are one of the resources that developers can ask for answers to their programming ... -
Improving Communication Performance in GPU-Accelerated HPC Clusters
In recent years, GPUs have been adopted in many High-Performance Computing (HPC) clusters due to their massive computational power and energy efficiency. The Message Passing Interface (MPI) is the de-facto standard for ... -
Improving Communication Performance through Topology and Congestion Awareness in HPC Systems
High-Performance Computing (HPC) represents the flagship domain in providing high-end computing capabilities that play a critical role in helping humanity solve its hardest problems. Ranging from answering profound questions ... -
Improving High Performance Networking Technologies for Data Center Clusters
(2012-09-25)This dissertation demonstrates new methods for increasing the performance and scalability of high performance networking technologies for use in clustered computing systems, concentrating on Ethernet/High-Speed networking ... -
Improving Message-Passing Performance and Scalability in High-Performance Clusters
(2011-01-26)High Performance Computing (HPC) is the key to solving many scientific, financial, and engineering problems. Computer clusters are now the dominant architecture for HPC. The scale of clusters, both in terms of processor ... -
Improving the Error Resilience of G.711.1 Speech Coder with Multiple Description Coding
(2010-06-02)This thesis devises quantization and source-channel coding schemes to increase the error robustness of the newly standardized ITU-T G.711.1 speech coder. The schemes employ Gaussian mixture model (GMM) based multiple ... -
Improving the Left Degree Distribution of Fountain Codes in the Finite-Length Regime
(2013-08-22)Fountain codes were introduced to provide higher reliability, lower complexities, and more scalability for networks such as the Internet. In this thesis, we study Luby- Transform (LT) codes which are the realization of ... -
Improving the Light Load Performance of Power Factor Correction Converters Using a Digital Controller
AC-DC power conversion is the first power stage for all offline electronic devices. To maximize AC power transformer utilization, the power factor of AC-DC converters must be improved. The method that AC-DC converters use ... -
Integrated Cooperative Localization in VANETs for GPS Denied Environments
(2015-10-07)Accurate and ubiquitous localization is the driving force for location based services in Vehicular Ad-hoc NETworks (VANETs). In urban areas, Global Positioning System (GPS) and in-vehicle navigation sensors (e.g. odometers) ... -
An Integrated Offset Sideband Modulation Receiver
(2015-01-06)A major challenge in designing an integrated optical transceiver is minimizing the crosstalk between the high power laser driver and the sensitive receiver. Offset sideband modulation (OSBM) is used for the downstream ... -
Integrated Visual Odometry For Improved Autonomous Vehicle Navigation
Safe, efficient, and comfortable travel has always been a fundamental human necessity. From reducing commute time to saving lives, autonomous vehicles promise to be an indispensable tool in the age of modern urban ... -
Integrating ACC-FMCW Radar for Multi-sensor Navigation in Challenging GNSS Environments
Autonomous vehicles’ positioning and navigation (POS/NAV) systems provide drivers with route guidance information relying mostly on the Global Navigation Satellite Systems (GNSS). The GNSS–based POS/NAV systems suffer from ... -
Integration of GNSS Precise Point Positioning and Inertial Technologies for Land Vehicle Navigation
The last decade has witnessed a growing demand for precise positioning in many applications such as autonomous car navigation and precision agriculture. Precise positioning can be obtained from the global navigation satellite ... -
Intense Navigation: Using Active Sensor Intensity Observations To Improve Localization and Mapping
Where am I? This question continues to be one of the fundamental challenges posed in robotics research. The ability of a robot to localize itself and map its environment has proven to be a difficult and rich research ... -
Intensity-based Fluoroscopy and Ultrasound Registration for Prostate Brachytherapy
(2008-09-30)Prostate cancer continues to be the most commonly diagnosed cancer among men. Brachytherapy has emerged as one of the definitive treatment options for early stage prostate cancer which entails permanent implantation of ... -
Interactions Study of Self Optimizing Schemes in LTE Femtocell Networks
(2012-12-06)One of the enabling technologies for Long Term Evolution (LTE) deployments is the femtocell technology. By having femtocells deployed indoors and closer to the user, high data rate services can be provided efficiently. ... -
Interest Point Sampling for Range Data Registration in Visual Odometry
(2011-11-07)Accurate registration of 3D data is one of the most challenging problems in a number of Computer Vision applications. Visual Odometry is one such application, which determines the motion, or change in position of a moving ... -
Investigating the Feasibility of Asynchronous Design Methodologies in Large-scale Microprocessor Systems
(2007-12-20)Microprocessor systems have been advancing at a phenomenal rate, with each new generation introducing improved fabrication processes and architectural innovations. Unfortunately, traditional fabrication techniques cannot ... -
Investigation of the Potential of Low Cost Position Tracking Using Permanent Magnets
(2015-09-03)Purpose: In computer assisted surgery accurate navigation tools are a necessity in many applications. The current most widely used navigation systems are expensive compared to the cheaptest imaging modalities such as ...