Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
Results
Showing 1 to 20 of 39 for “"Multiple tests"”.
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Delamination of Thin Film Patterns Using Laser-Induced Stress Waves
… The stress wave generation is highly repeatable, multiple tests can be carried out on a single substrate, and final calculation of the interfacial energy does not require a complex stress analysis. Overall, this experimental methodology offers great potential to address the long standing problem …
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Analysis of Variant Alleles of Gene Thought to Affect Breast Cancer in a Patient Population from South Carolina
… significance associations in the context of multiple tests, patients were divided into a test group and a validation group based upon date of recruitment, and then randomized to generate a second test and validation group.</p> <p><strong>Results:</strong> Statistically significant …
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Valve characterization to implement feed-forward control of hydraulically actuated joints
… was constructed to decouple joint movement, and multiple tests were conducted, recording cylinder velocities given a constant pwm signal at a system pressure of 3.45MPa. After theoretically justifying the empirical results, a quadratic and bi-linear curve fit to the data provided a practical …
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Magneto-Rheological Fluid Device as Artificial Feel Force System on Aircraft Control Stick
… feel system, the final system is fabricated and multiple tests are performed to acquire force-velocity characteristics that are compared to the mathematical model derived. In addition, the reference model of the force feedback control is simulated for the feel force application. Both experimental …
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The Impact Of Nested Testing On Experiment-Wise Type I Error Rate
… Type I error inflation occurs when multiple tests are conducted overall for a single experiment. There is a growing trend in the social and behavioral sciences utilizing nested designs. A Monte Carlo study was conducted using a two layer design. Five theoretical distributions and …
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Large-scale testing of a steel-concrete composite floor system under column loss scenarios
Large-scale floor system tests concluded a collaborative research project that studied the structural integrity of steel gravity framing systems composed of steel beams and girders with composite concrete slab on steel deck. Steel simple beam-column connection tests were conducted at the University …
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Neuropsychological functioning of OEF/OIF combat veterans with posttraumatic stress disorder
… from those with uncomplicated PTSD across multiple tests of cognitive functioning. To accomplish this objective, the medical records and neuropsychological assessment data of 59 OEF/OIF combat veterans with PTSD and 66 OEF/OIF combat veterans with PTSD and comorbid mild TBI were examined …
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Engineering warm fuzzies: applying UX principals to create multi-channel philanthropic experiences
… them? In answering these questions, this thesis tests a human-centered solicitation approach via three primary channels: mail, phone, and email. For each channel, multiple tests were performed and the principles and tools of human-centered design and user experience are implemented, including …
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Experimental determination of the thermal properties of multi-layered surfaces
… script, until the data produced by individual tests became highly repeatable. Software was developed which simulated these thermal responses for given thermal loads and "true" parameter values. The materials were put through multiple tests (Laser Flash Test, Transient Plane Source) to …
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A Sensor for DNA Hybridization Using Fluorescence and Electrical Impedance Detection
… diagnostics. MEMS bridge will enable multiple tests to be accomplished simultaneously, increasing the signal-to-noise ratio, and identifying a large range of microorganisms relevant to a given situation.
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Stacking Ensemble for auto_ml
… best model to fit and predict the data. Through multiple tests, auto ml outperforms MLP and other similar frameworks in various datasets using small amount of processing time. The thesis then proposes and implements a stacking ensemble technique in order to build protection against over-fitting …
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Statistical methods for multivariate meta-analysis
… meta-analysis to synthesize evidence on multiple outcomes or treatments. Recently developments in multivariate meta-analysis have been driven by a wide variety of application areas. This thesis focuses on three areas in which multivariate meta-analysis is highly important but is not yet …
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Bayesian Variable Selection and Inference for Nonparametric Kernel Machine and Functional Models
… multi-kernel machine regression to adjust for multiple tests and identify significant pathways. The advantage of this method is illustrated by using genetic pathway data to test significantly correlated multiple pathways associated with Type II diabetes, estimating nonlinear relationships. …
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Design of a Mine Roof Strata Analyis Device
… a mine roof borehole was designed and tested in multiple different media with the goal of determining in situ mine roof properties with a nondestructive technique. Tools were developed for measuring extraction force and position of the scratching mechanism and those values were compared versus …
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Evaluation of the difference between two spatiotemporal random fields
… assessment of why CFR skill varies across multiple methods, with implications for improving future CFR estimates. Also, it will be more informative, if we could point out where the difference is located by conducting the hypothesis at each location. However, comparing spatiotemporal random …
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Multi-sensor data fusion using geometric transformations for the nondestructive evaluation of gas transmission pipelines
… to inspect such components for reliability – multiple tests are always needed.</p> <p>This thesis presents a technique that can be used to fuse data from multiple sensors that are employed in modem NDE applications, specifically in the in-line inspection of gas transmission pipelines. A radial …
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Towards a Comprehensive Model of Musical Ability
Over the past century, multiple tests measuring musical ability have been developed, and research has been investigating individual differences in musical ability to answer questions about the components of musical ability and their dissociations in amusic patients, the innate vs. acquired nature …
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Reactor configurations to support advanced material research
… with 6 irradiation locations, which supports multiple tests at a time. The LPC fuel loading was 64% higher than the HPC.</p> <p>A flexible power configuration (FPC) was developed to combine the high flux levels of the HPC and multiple irradiation facilities in the LPC. The FPC was able to …
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Pd-Ag Catalyzed Aza-Piancatelli Reaction: From Synthesis to Mechanistic Investigations
… between homogeneous or heterogeneous catalysis, multiple tests were conducted to investigate the nature of catalysis in a Pd-Ag co-catalyzed system and suggested the possibility of a homogeneous catalytic system. To further reveal insights into the mechanism of the reaction, two analytical …
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Carbide-free bainitic steels for wear and rolling contact fatigue resistant applications
… investigate the evolution of the microstructure, multiple tests were conducted on a variety of CFB steels differing in carbon content to replicate the working conditions in real-life applications. Two-step austempering and sub-zero cooling post-treatment were utilized as ways of reducing excess of …
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