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A reduced spectral function approach for the stochastic finite element analysis

Sondipon Adhikari

Computer Methods in Applied Mechanics and Engineering, Volume: 200, Issue: 21-22, Pages: 1804 - 1821

Swansea University Author: Sondipon Adhikari

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DOI (Published version): 10.1016/j.cma.2011.01.015

Published in: Computer Methods in Applied Mechanics and Engineering
ISSN: 0045-7825
Published: 2011
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URI: https://cronfa.swan.ac.uk/Record/cronfa6283
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first_indexed 2013-07-23T11:56:43Z
last_indexed 2018-02-09T04:33:34Z
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spelling 2016-08-16T16:06:48.6125816 v2 6283 2013-09-03 A reduced spectral function approach for the stochastic finite element analysis 4ea84d67c4e414f5ccbd7593a40f04d3 Sondipon Adhikari Sondipon Adhikari true false 2013-09-03 FGSEN Journal Article Computer Methods in Applied Mechanics and Engineering 200 21-22 1804 1821 0045-7825 31 12 2011 2011-12-31 10.1016/j.cma.2011.01.015 Quantification of uncertainty in computational prediction is necessary for decision-making. Conventional approach generally builds a response surface by sampling the parameter-space of a problem. This is purely a numerical approach. Funded by Wolfson Research Merit Award, this wok proposes a physics-based approach where eigenmodes of the stochastic operators are used. A significant reduction in computational effort and increased accuracy is demonstrated in the paper. Since this publication, the idea has been extended to dynamic problems and it forms the basis of funding from Embraer Aircraft Corporation [pedro.cabral@embraer.com.br] where this technique is used for uncertainty quantification of composite wing models. COLLEGE NANME Science and Engineering - Faculty COLLEGE CODE FGSEN Swansea University 2016-08-16T16:06:48.6125816 2013-09-03T06:31:27.0000000 Faculty of Science and Engineering School of Engineering and Applied Sciences - Uncategorised Sondipon Adhikari 1
title A reduced spectral function approach for the stochastic finite element analysis
spellingShingle A reduced spectral function approach for the stochastic finite element analysis
Sondipon Adhikari
title_short A reduced spectral function approach for the stochastic finite element analysis
title_full A reduced spectral function approach for the stochastic finite element analysis
title_fullStr A reduced spectral function approach for the stochastic finite element analysis
title_full_unstemmed A reduced spectral function approach for the stochastic finite element analysis
title_sort A reduced spectral function approach for the stochastic finite element analysis
author_id_str_mv 4ea84d67c4e414f5ccbd7593a40f04d3
author_id_fullname_str_mv 4ea84d67c4e414f5ccbd7593a40f04d3_***_Sondipon Adhikari
author Sondipon Adhikari
author2 Sondipon Adhikari
format Journal article
container_title Computer Methods in Applied Mechanics and Engineering
container_volume 200
container_issue 21-22
container_start_page 1804
publishDate 2011
institution Swansea University
issn 0045-7825
doi_str_mv 10.1016/j.cma.2011.01.015
college_str Faculty of Science and Engineering
hierarchytype
hierarchy_top_id facultyofscienceandengineering
hierarchy_top_title Faculty of Science and Engineering
hierarchy_parent_id facultyofscienceandengineering
hierarchy_parent_title Faculty of Science and Engineering
department_str School of Engineering and Applied Sciences - Uncategorised{{{_:::_}}}Faculty of Science and Engineering{{{_:::_}}}School of Engineering and Applied Sciences - Uncategorised
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active_str 0
published_date 2011-12-31T03:07:43Z
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