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Numerical Methods for Separable Nonlinear Inverse Problems with Constraint and Low Rank

In this age, there are many applications of inverse problems to lots of areas ranging from astronomy, geoscience and so on. For example, image reconstruction and deblurring require the use of methods to solve inverse problems. Since the problems are subject to many factors and noise, we can't simply apply general inversion methods. Furthermore in the problems of interest, the number of unknown variables is huge, and some may depend nonlinearly on the data, such that we must solve nonlinear problems. It is quite different and significantly more challenging to solve nonlinear problems than linear inverse problems, and we need to use more sophisticated methods to solve these kinds of problems. / Master of Science / In various research areas, there are many required measurements which can't be observed due to physical and economical reasons. Instead, these unknown measurements can be recovered by known measurements. This phenomenon can be modeled and be solved by mathematics.

Identiferoai:union.ndltd.org:VTETD/oai:vtechworks.lib.vt.edu:10919/82929
Date20 November 2017
CreatorsCho, Taewon
ContributorsMathematics, Chung, Julianne, Chung, Matthias, Embree, Mark P.
PublisherVirginia Tech
Source SetsVirginia Tech Theses and Dissertation
Languageen_US
Detected LanguageEnglish
TypeThesis
FormatETD, application/pdf
RightsCreative Commons Attribution 3.0 United States, http://creativecommons.org/licenses/by/3.0/us/

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