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Facets grouping electromagnetic occultation algorithm based on mesh size

  • Beihang University

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

Through analysis of the electromagnetic occultation algorithm in which Facets are grouping by the overlapping area of facets projection and grid, and occultation is judged among the facets in the same group. The paper puts forward facets grouping electromagnetic occultation algorithm based on mesh size. In the algorithm, the facets are grouping by the location of the grid which facet central points project into, so the calculation of the overlapping area between facet projection and grid is abridged; occultation is judged by the overlap and the depth of field along the direction of the incident wave, the search domain is extended by the mesh size in order to avoid the absence of sheltered facets located in the edge of grids. Finally, the article takes 2 typical examples to analyse the efficiency of the algorithm, the results indicate that the algorithm is efficient.

Original languageEnglish
Title of host publicationSixth International Conference on Electronics and Information Engineering
EditorsQiang Zhang
PublisherSPIE
ISBN (Electronic)9781510600294
DOIs
StatePublished - 2015
Event6th International Conference on Electronics and Information Engineering, ICEIE 2015 - Dalian, China
Duration: 26 Sep 201527 Sep 2015

Publication series

NameProceedings of SPIE - The International Society for Optical Engineering
Volume9794
ISSN (Print)0277-786X
ISSN (Electronic)1996-756X

Conference

Conference6th International Conference on Electronics and Information Engineering, ICEIE 2015
Country/TerritoryChina
CityDalian
Period26/09/1527/09/15

Keywords

  • Physical optics(PO)
  • facets grouping
  • mesh size
  • occultation

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