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.
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Showing 1 to 20 of 34 for “"computational algorithm"”.
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Computational algorithm development for epigenomic analysis
Multiple computational algorithms were developed for analyzing ChIP-seq datasets of histone modifications. For basic ChIP-seq data processing, the problems of ambiguous short sequence read mapping and broad peak calling of diffuse ChIP-seq signals were solved by novel statistical methods. Their …
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A mixed computational algorithm based on the updated Lagrangian description for plane elastic contact problems
… in the displacement finite element model. Two algorithms are discussed for the analysis of a thin, uniformly loaded plate with a circular hole in contact with a pin. The different algorithms consider the separate cases of a rigid pin and a flexible pin, and use different methods to account for …
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Applications of an electrostatic high-voltage tether to radiation belt remediation
A computational algorithm is developed and executed to calculate the rate of depletion of magnetospheric ions by an electrostatic tether at various altitudes. This computation relies upon past studies in the OML regime of charged tethers to determine the deflection angles incurred upon incoming …
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ΑΝΑΛΥΣΗ ΚΑΙ ΒΕΛΤΙΣΤΟΠΟΙΗΣΗ ΔΙΚΤΥΩΝ ΜΕΓΑΛΗΣ ΚΛΙΜΑΚΑΣ
… SCALE NETWORKS PRESENT SERIOUS DIFFICULTIES OF A COMPUTATIONAL NATURE. SOLUTIONS TO SUCH PROBLEMS REQUIRE AMOUNTS OF COMPUTATION WHICH EXCEED THE COMPUTATIONAL CAPACITY USUALLY AVAILABLE.WITH THE AIM OF BY PASSING CERTAIN OF THE ABOVE MENTIONED COMPUTATIONAL DIFFICULTIES WE PROPOSE AN ALGORITHM …
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A faculty workload information and control system
… tool for university administrators. The computational algorithm developed is designed to measure the workload of each university faculty member and to present the results, in special form, to three levels of university administration. Eleven factors that make up the workload of a faculty …
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The Design and Development of an Online Database-Driven Peer Assessment Tool Using Division Rule Theory
… using the Division Rule mechanism as its core computational algorithm. This developmental study used modified Collaborative Create-Adapt-Generalize (CAG) model (Hicks, Potter, Snider, and Holmes, 2004) as its design and developmental framework. The process of design, development, and evaluation …
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Toward Structural and Functional Predictions from Biological Sequences
… of sequencing data, demanding innovations in computational algorithm for better interpretation. I developed computational methodologies to understand the biological sequences in various levels. In the primary sequence level, I analyzed the evolutionary information encoded in protein families …
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Modelling the human perception of shape-from-shading
… performances observed here and elsewhere. An algorithm sharing the same idea is also developed as a solution to the problem of intrinsic image decomposition in the field of image processing. With regard to the shape computation unit, a link between luminance variations and estimated surface …
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Computational Prediction of Conductivities of Disk-Shaped Particulate Composites
… disk-shaped particles using an efficient computational algorithm based on the finite element method. The pairwise intersection criteria of disks are developed using a set of vector operations. An element partition scheme has been implemented to connect the elements on different disks …
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Essays on medical care using Semiparametric and structural econometrics
… (CQR) methods to incorporate endogeneity. Our computational algorithm combines a control function approach with the Chernozhukov and Hong (2002) CQR algorithm. Through Monte-Carlo simulation, we show that CQIV performs well relative to Tobit IV in terms of median bias and interquartile range.
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CONFIDENCE REGIONS FOR OPTIMAL CONTROLLABLE VARIABLES FOR THE ROBUST PARAMETER DESIGN PROBLEM
… optimization. It turns out that the same computational algorithm can be used to compute the dual confidence region in both control factors and the response variable.
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CONSEQUENCES OF CHROMATIN MOSAICISM AND PERSISTENCE IN NEURONAL PLASTICITY AND DISEASE
… chromatin heterogeneity, I apply FISHnet, a computational algorithm that detects hierarchically nested chromatin folding in imaging data and find that individual chromosome alleles harbor nested domain structures and that boundary positions vary in cell-type-informative architectures. In …
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Differential evolution optimisation of a two echelon inventory system.
… the effectiveness of Differential Evolution as a computational algorithm in the context of spare part inventory optimisation in a two-echelon supply chain setting. The study of DE in application to supply chain planning is limited; thus, we present a well-known hard discrete non-linear stochastic …
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Some Advances in Statistical modeling of Brain Structural Connectomes
… model for the adjacency matrices. An efficient computational algorithm is described, and ODIN is illustrated through simulations and an application to data from the UK Biobank.</p><p>Another problem in statistical modeling of brain networks is that in the aforementioned framework based on …
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On the simulation and modeling for the reaction mechanism and solid state detonation phenomena in non-conventional explosives
… In this thesis, we developed a complete set of algorithms required for the simulation of 1D hydrodynamic model for reactive flow with general EOS adjacent to a vacuum interface. We connected a series of numerical methods, including approximate Riemann solver, splitting method, higher-order …
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A finite element, Navier-Stokes study of the confined, laminar flow over a downstream facing step
… to enhance their numerical stability. The computational algorithm was also used to ascertain the cause of the noticeable lack of development and skewness that characterized the experimental data of Denham and Patrick both at and upstream of the step. The results of this study indicated that …
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Parameter robust reduced-order control of flexible structures
… although the design involves a more complex computational algorithm. The application of multiplicative white noise to the system model requires the solution of a system of four coupled equations - two modified Riccati equations and two modified Lyapunov equations. In addition, the optimal …
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Constrained Optimization Problems in Network Models
… which can be solved through the proposed computational algorithm. A second step is the linearization of the problem. The effectiveness of the model and of the algorithm is tested, by comparing the final data with the results obtained by solving the linearized problem through an existing …
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Techniques for high-speed high-resolution in-vivo volumetric fluorescence imaging
… optical element (DOE), (2) an image deblurring algorithm termed Deblurring by Pixel Reassignment (DPR). Together, these methods aim to expand the capabilities of optical microscopy for high-speed, high-resolution, and quantitative imaging across complex biological samples. In the first part, we …
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Modeling dynamic ruptures with high resolution fault zone physics
… of the earthquake source processes, computational modeling of these processes continue to be a major challenge. In this research, we address this challenge by developing new models that shed novel insights into the different faces of complexity of the earthquake source. We first …
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