Multispectral auroral imager and optical flow in aurora
”Auroral Structure and Kinetics” (ASK) is a multispectral auroral imager,developed and built by University of Southampton, UK, and Royal Institute ofTechnology, Sweden. The scientific objective of the instrument include characterisationof both high and low energy electron precipitation in aurora wit...
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KTH, Rymd- och plasmafysik
2006
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ftkthstockholm:oai:DiVA.org:kth-91893 2023-05-15T18:29:47+02:00 Multispectral auroral imager and optical flow in aurora Höök, Josef 2006 application/pdf http://urn.kb.se/resolve?urn=urn:nbn:se:kth:diva-91893 eng eng KTH, Rymd- och plasmafysik EES Examensarbete / Master Thesis XR-EE-ALP 2006:001 http://urn.kb.se/resolve?urn=urn:nbn:se:kth:diva-91893 info:eu-repo/semantics/openAccess Fusion Plasma and Space Physics plasma och rymdfysik Student thesis info:eu-repo/semantics/bachelorThesis text 2006 ftkthstockholm 2022-08-11T12:30:55Z ”Auroral Structure and Kinetics” (ASK) is a multispectral auroral imager,developed and built by University of Southampton, UK, and Royal Institute ofTechnology, Sweden. The scientific objective of the instrument include characterisationof both high and low energy electron precipitation in aurora with highspatial and temporal resolution, and direct observation of plasma drifts in theionosphere. ASK consists of three cameras taking images in different spectrallines. One part of this thesis deals with the development of the data acquisitionsystem for the instrument. This included the hardware part (computers controllingthe cameras)and the software for operation of ASK. ASK was installedon Svalbard in November 2005, and examples of first data are presented. Thesecond part of the thesis treats the problem of estimation of motions from theauroral sequences. Robust optical flow estimation algorithm has been applied toauroral sequences, and new formulations specific to the imaging of metastableions (carried out by ASK) are suggested. Bachelor Thesis Svalbard Royal Institute of Technology, Stockholm: KTHs Publication Database DiVA Svalbard |
institution |
Open Polar |
collection |
Royal Institute of Technology, Stockholm: KTHs Publication Database DiVA |
op_collection_id |
ftkthstockholm |
language |
English |
topic |
Fusion Plasma and Space Physics plasma och rymdfysik |
spellingShingle |
Fusion Plasma and Space Physics plasma och rymdfysik Höök, Josef Multispectral auroral imager and optical flow in aurora |
topic_facet |
Fusion Plasma and Space Physics plasma och rymdfysik |
description |
”Auroral Structure and Kinetics” (ASK) is a multispectral auroral imager,developed and built by University of Southampton, UK, and Royal Institute ofTechnology, Sweden. The scientific objective of the instrument include characterisationof both high and low energy electron precipitation in aurora with highspatial and temporal resolution, and direct observation of plasma drifts in theionosphere. ASK consists of three cameras taking images in different spectrallines. One part of this thesis deals with the development of the data acquisitionsystem for the instrument. This included the hardware part (computers controllingthe cameras)and the software for operation of ASK. ASK was installedon Svalbard in November 2005, and examples of first data are presented. Thesecond part of the thesis treats the problem of estimation of motions from theauroral sequences. Robust optical flow estimation algorithm has been applied toauroral sequences, and new formulations specific to the imaging of metastableions (carried out by ASK) are suggested. |
format |
Bachelor Thesis |
author |
Höök, Josef |
author_facet |
Höök, Josef |
author_sort |
Höök, Josef |
title |
Multispectral auroral imager and optical flow in aurora |
title_short |
Multispectral auroral imager and optical flow in aurora |
title_full |
Multispectral auroral imager and optical flow in aurora |
title_fullStr |
Multispectral auroral imager and optical flow in aurora |
title_full_unstemmed |
Multispectral auroral imager and optical flow in aurora |
title_sort |
multispectral auroral imager and optical flow in aurora |
publisher |
KTH, Rymd- och plasmafysik |
publishDate |
2006 |
url |
http://urn.kb.se/resolve?urn=urn:nbn:se:kth:diva-91893 |
geographic |
Svalbard |
geographic_facet |
Svalbard |
genre |
Svalbard |
genre_facet |
Svalbard |
op_relation |
EES Examensarbete / Master Thesis XR-EE-ALP 2006:001 http://urn.kb.se/resolve?urn=urn:nbn:se:kth:diva-91893 |
op_rights |
info:eu-repo/semantics/openAccess |
_version_ |
1766213162006216704 |