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Wearable lip-based electrotactile display : feasibility study, modeling, and system design
(University of Missouri--Columbia, 2007)
[ACCESS RESTRICTED TO THE UNIVERSITY OF MISSOURI AT REQUEST OF AUTHOR.] For assisting visually impaired to effectively perceive critical spatial information through the sense of touch, we proposed a wearable lip-based ...
Improving performance for adaptive filtering with voice applications
(University of Missouri--Columbia, 2007)
[ACCESS RESTRICTED TO THE UNIVERSITY OF MISSOURI AT AUTHOR'S REQUEST.] Adaptive filtering is a common solution to many signal processing applications in which the environments are time varying. Its performance is limited ...
The development of electrohydraulic steering control system for off-road vehicle automatic guidance
(University of Missouri--Columbia, 2007)
[ACCESS RESTRICTED TO THE UNIVERSITY OF MISSOURI AT AUTHOR'S REQUEST.] The researches in this thesis focus on the development of computer controlled electrohydraulic steering control system for off-road vehicle automatic ...
Single carrier frequency domain equalization for broadband wireless communications
(University of Missouri--Columbia, 2007)
[ACCESS RESTRICTED TO THE UNIVERSITY OF MISSOURI AT AUTHOR'S REQUEST.] This thesis discusses different channel estimation techniques, channel equalization and various diversity schemes for broadband wireless communication ...
Spectroscopic ellipsometry analysis of nanoporous low dielectric constant films processed via supercritical carbon dioxide for next-generation microelectronic devices
(University of Missouri--Columbia, 2007)
My research will address issues at the back-end-of-line in microelectronics fabrication, specifically the need for Low-k extendibility. The International Roadmap for Semiconductors (2005) suggested that interconnect ...
A novel ultra-low refractive index nanoporous dielectric based aqueous core waveguide system
(University of Missouri--Columbia, 2007)
This dissertation presents the fabrication of an on-chip waveguide system capable of guiding light through aqueous solutions. The waveguide relies on total internal reflection for light propagation wherein the core of the ...
Computational neural modeling at the cellular and network levels: two case studies
(University of Missouri--Columbia, 2007)
Computational neuroscience provides tools to abstract and generalize principles of neuronal functions using mathematics, with applicability to the entire neuroscience spectrum. Problems at two levels of the neuroscience ...
Practical experiments and simulations for nuclear safeguards education
(University of Missouri--Columbia, 2007)
Recently the University of Missouri-Columbia has implemented a Nuclear Safeguards graduate certificate to help satisfy the need for increased accountability in the growing field of nuclear technology. In order to fulfill ...
Adjustable speed drive bearing fault detection via support vector machine incorporating feature selection using genetic algorithm
(University of Missouri--Columbia, 2007)
This dissertation presents a novel method to detect bearing defects in Adjustable Speed Drives (ASD's), which are increasingly used in many commercial and industrial applications. The harmonics in pulse-width-modulation ...
Design and fabrication of one and two axis nickel electroplated micromirror array
(University of Missouri--Columbia, 2007)
[ACCESS RESTRICTED TO THE UNIVERSITY OF MISSOURI AT AUTHOR'S REQUEST.] MEMS based micromirror devices are gaining importance at a steady pace in the applications related to optical communications and display technology. ...
Robust motion estimation techniques
(University of Missouri--Columbia, 2007)
[ACCESS RESTRICTED TO THE UNIVERSITY OF MISSOURI AT AUTHOR'S REQUEST.] Motion estimation is a very important step in many video processing tasks, including video compression, object tracking, and etc. A video may experience ...
Near field microwave imaging techniques for embedded object detection and shape reconstruction
(University of Missouri--Columbia, 2007)
A method for the detection, imaging and reconstruction of an embedded object through the application of a near field, frequency-synthesized microwave pulse is described. The work describes an alternate detection and ...
Optically triggered thyristor for capacitor discharge applications
(University of Missouri--Columbia, 2007)
An investigation of the use of light to trigger semiconductor thyristors for capacitor discharge applications has been conducted. The investigation consisted of a technical literature and background search, design and ...
Improved contact design for the SiC photo-switch used in high power applications
(University of Missouri--Columbia, 2007)
Silicon Carbide (SiC) has a bulk dielectric strength of 3000 kV/cm, thermal conductivity of 4.9 W/(cm-K), and high tensile strength. It is considered the most promising photo-switching material that can enable the fielding ...
A MEMS based Coulter counter for cell sizing
(University of Missouri--Columbia, 2007)
Detection and classification of cells forms an important aspect of medical research in diagnosing diseases and finding remedies at the cellular level. Miniaturized cell detecting devices are desirable not only for on site ...
Computational modeling of sensory circuitry in the nucleus tractus solitarii from arterial baroreceptor and somatosensory inputs
(University of Missouri--Columbia, 2007)
Baroreflex function regulates the arterial blood pressure in our body. The baroreflex is considered to be an integrated negative feedback system. NTS (Nucleus tractus solitarius) is one of key subsystems in this baroreflex ...
Flashover prevention on polystyrene high voltage insulators in a vacuum
(University of Missouri--Columbia, 2007)
Increasing performance of vacuum insulator barriers is a common goal in large pulsed power systems. Insulator performance is continually being improved while new methods are developed. Triple point shielding techniques ...
A biologically inspired optical flow system for motion detection and object identification
(University of Missouri--Columbia, 2007)
Optical flow is possibly the best known method for motion segmentation. However its application is restricted to offline processing as it requires extensive computational resources and time. This thesis explores an optical ...
Collision free path planning algorithms for robot navigation problem
(University of Missouri--Columbia, 2007)
Path planning problem, including maze navigation is a challenging topic in robotics. Indeed, a significant amount of research has been devoted to this problem in recent years. Genetic algorithm is a popular approach that ...
Fuzzified scoring of the functional assessment instrument
(University of Missouri--Columbia, 2007)
This thesis describes the application of fuzzy logic to the Short Physical Performance Battery (SPPB) test, a series of timed physical activities that have been created to evaluate, physical functional performance for both ...