Browsing University of Waterloo by Title
Now showing items 12069-12088 of 18727
-
Novel Decentralized Operation Schemes for Smart Distribution Systems
(University of Waterloo, 2012-01-19)Recently, there have been many initiatives to incorporate advanced controls, two way communications, digital technologies and advanced power system components in the operation and control of power distribution systems. ... -
A novel deflection shape function for rectangular capacitive micromachined ultrasonic transducer diaphragms
(Elsevier, 2015-07-15)A highly accurate analytical deflection shape function that describes the deflection profiles of capacitive micromachined ultrasonic transducers (CMUTs) with rectangular membranes under electrostatic pressure has been ... -
Novel Design Approach for High Performance Waveguide Filters
(University of Waterloo, 2008-09-16)This thesis provides design approaches for waveguide filter with prescribed transmission zeros. The emphasis is on a new class of filter, developed in recent years by utilizing non-resonating nodes (NRNs). First, a novel ... -
Novel Designs for Photovoltaic Arrays to Reduce Partial Shading Losses and to Ease Series Arc Fault Detection
(University of Waterloo, 2012-10-01)A mismatch in a photovoltaic array implies differences in the I-V characteristics of the modules forming the array which can lead to significant energy losses known as mismatch losses. The sources of mismatch losses could ... -
A Novel Diffusion-based Empirical Mode Decomposition Algorithm for Signal and Image Analysis
(University of Waterloo, 2018-08-09)In the area of signal analysis and processing, the Fourier transform and wavelet transform are widely applied. Empirical Mode Decomposition(EMD) was proposed as an alternative frequency analysis tool. Although shown to ... -
Novel Directions for Multiagent Trust Modeling in Online Social Networks
(University of Waterloo, 2020-05-13)This thesis presents two works with the shared goal of improving the capacity of multiagent trust modeling to be applied to social networks. The first demonstrates how analyzing the responses to content on a discussion ... -
Novel Finger-like Soft Pneumatic Actuators for Affective Movement
(University of Waterloo, 2015-05-19)The ability to communicate emotion through movement is an important element to enable engaging social human-robot interaction. It has been shown that humans are capable of conveying emotion through hand and arm movements ... -
A Novel Furnace Design Utilizing a Low Temperature Plastic Condensing Heat Exchanger
(1982-03)The initial phase of a research and development program for the Consumers' Gas Co. and the Federal Department of Energy, Mines and Resources to design a condensing heat exchanger/gas fired residential air furnace has been ... -
Novel Heat-Bath Algorithmic Cooling methods
(University of Waterloo, 2020-08-20)The field of quantum information has inspired new methods for cooling physical systems at the quantum scale by manipulating entropy in an algorithmic way, such as heat-bath algorithmic cooling (HBAC). These methods not ... -
Novel High Voltage Electrodes for Li-ion Batteries
(University of Waterloo, 2013-08-30)An alternate family of “high” voltage (where the equilibrium voltage lies between 3.6 V and 4.2 V) polyanion cathode materials is reported in this thesis with the objective of improving specific energy density (Wh/kg) and ... -
Novel Infusion Procedure for Antimicrobial Fabric Generation
(University of Waterloo, 2023-07-25)Antimicrobial fabrics are fabrics that can kill or slow down the growth of microorganisms that contact the fabric. It is a massive field that is developing due to the sheer variety of fabrics that are possible. Antimicrobial ... -
A Novel Lab-on-chip System for Counting Particles/Cells Based on Electrokinetically-induced Pressure-driven Flow and Dual-wavelength Fluorescent Detection
(University of Waterloo, 2013-12-10)For the past two decades, flow cytometry has been widely used as a powerful analysis tool for the diagnosis of many diseases due to its ability to count, characterize and sort cells. However, conventional flow cytometers ... -
Novel Laser Based NiTi Shape Memory Alloy Processing Protocol for Medical Device Applications
(University of Waterloo, 2014-04-01)The unique performance offerings of NiTi based shape memory alloys (SMAs), which includes the shape memory effect (SME), pseudoelasticity (PE) and biocompatibility have led to widespread acceptance of these alloys as ... -
A Novel Mathematical Framework for the Analysis of Neural Networks
(University of Waterloo, 2017-08-22)Over the past decade, Deep Neural Networks (DNNs) have become very popular models for processing large amounts of data because of their successful application in a wide variety of fields. These models are layered, often ... -
A novel membrane electrode assembly design for proton exchange membrane fuel cells: Characterization and performance evaluation
(Elsevier, 2019-03-10)Conventional membrane-electrode assembly (MEA), a key component in proton exchange membrane fuel cells, only operates reasonably within a narrow range of operating conditions. In this study, a scaled-up MEA that can perform ... -
Novel MEMS Tunable Capacitors with Linear Capacitance-Voltage Response Considering Fabrication Uncertainties
(University of Waterloo, 2008-04-23)Electrostatically actuated parallel-plate MEMS tunable capacitors are desired elements for different applications including sensing, actuating and communications and RF (radio frequency) engineering for their superior ... -
Novel Metal and Silicon Oxide Engineered Substrates to Control Cell Alignment
(University of Waterloo, 2019-05-24)Engineered biomaterials with micron- and sub-micron-scale topographical features are designed to mimic the in vivo functions of extracellular matrix (ECM) on promoting desirable biological changes by manipulating the ... -
Novel Methodologies in State Estimation for Constrained Nonlinear Systems under Non-Gaussian Measurement Noise & Process Uncertainty
(University of Waterloo, 2021-12-16)Chemical processes often involve scheduled/unscheduled changes in the operating conditions that may lead to non-zero mean non-Gaussian (e.g., uniform, multimodal) process uncertainties and measurement noises. Moreover, ... -
Novel Methods for Natural Language Modeling and Pretraining
(University of Waterloo, 2023-02-21)This thesis is about modeling language sequences to achieve lower perplexity, better generation, and benefit downstream language tasks; specifically, this thesis addresses the importance of natural language features including ... -
Novel methods for the evaluation of the tear film in the diagnosis of dry eye
(University of Waterloo, 2010-09-27)Dry eye is a complex, multi-factorial disease that results in a compromised tear film and ocular surface. Clinicians and researchers alike have historically relied on an individual’s symptoms to diagnose and manage the ...