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  • About
  • The Global ETD Search service is a free service for researchers to find electronic theses and dissertations. This service is provided by the Networked Digital Library of Theses and Dissertations.
    Our metadata is collected from universities around the world. If you manage a university/consortium/country archive and want to be added, details can be found on the NDLTD website.
51

A Conformal Mapping Grid Generation Method for Modeling High-Fidelity Aeroelastic Simulations

Worley, Gregory 2010 May 1900 (has links)
This work presents a method for building a three-dimensional mesh from two- dimensional topologically identical layers, for use in aeroelastic simulations. The method allows modeling of large deformations of the wing in both the span direction and deformations in the cord of the wing. In addition, the method allows for the modeling of wings attached to fuselages. The mesh created is a hybrid mesh, which allows cell clustering in the viscous region. The generated mesh is high quality and allows capturing of nonlinear uid structure interactions in the form of limit cycle oscillation.
52

A faster technique for rendering meshes in multiple display systems

Hand, Randall Eugene. January 2002 (has links)
Thesis (M.S.)--Mississippi State University. Department of Electrical and Computer Engineering. / Title from title screen. Includes bibliographical references.
53

Simulation of pollutant transport in an urban area

Wang, Luxin. January 2002 (has links)
Thesis (M.S.)--Mississippi State University. Department of Computational Engineering. / Title from title screen. Includes bibliographical references.
54

Quality improvements in extruded meshes using topologically adaptive generalized elements

Chalasani, Satish. January 2003 (has links)
Thesis (Ph. D.)--Mississippi State University. Department of Computational Engineering. / Title from title screen. Includes bibliographical references.
55

Ultrasonic technique in determination of grid-generated turbulent flow characteristics

Andreeva, Tatiana A. January 2003 (has links)
Thesis (Ph. D.)--Worcester Polytechnic Institute. / Keywords: grid generated turbulence; wave propagation; acoustics; ultrasonic flowmetering. Includes bibliographical references (p. 109-116).
56

Code verification using the method of manufactured solutions

Murali, Vasanth Kumar. January 2002 (has links)
Thesis (M.S.)--Mississippi State University. Department of Computational Engineering. / Title from title screen. Includes bibliographical references.
57

A CFD/CSD interaction methodology for aircraft wings /

Bhardwaj, Manoj K. January 1997 (has links)
Thesis (Ph. D.)--Virginia Polytechnic Institute and State University, 1997. / Vita. Includes bibliographical references (p. 115-121).
58

A new incompressible Navier-Stokes method with general hybrid meshes and its application to flow/structure interactions

Ahn, Hyung Taek 28 August 2008 (has links)
Not available / text
59

Development of a new image compression technique using a grid smoothing technique.

Bashala, Jenny Mwilambwe. January 2013 (has links)
M. Tech. Electrical Engineering. / Aims to implement a lossy image compression scheme that uses a graph-based approach. On the one hand, this new method should reach high compression rates with good visual quality, while on the other hand it may lead to the following sub-problems:efficient classification of image data with the use of bilateral mesh filtering ; Transformation of the image into a graph with grid smoothing ; reduction of the graph by means of mesh decimation techniques ; reconstruction process of the reduced graph into an image and quality analysis of the reconstructed images.
60

Content-adaptive graph-based methods for image analysis and processing.

Noel, Guillaume Pierre Alexandre. January 2011 (has links)
D. Tech. Electrical Engineering. / In the past few years, mesh representation of images has attracted a lot of research interest due to its wide area of applications in image processing. Mesh representation showed encouraging results for image segmentation, reconstruction and compression. The present work revisits the Laplacian mesh smoothing, a technique for fairing surfaces, almost exclusively applied to 3D meshes. The report is also based on the idea that while sampling points in an image are distributed uniformly, the information in an image is not following a uniform distribution. Instead of filtering the gray levels of the image, the proposed method, called grid smoothing, filter the coordinates of the sampling points of the image.

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