{"id":"https://openalex.org/W2002127660","doi":"https://doi.org/10.1007/s11207-010-9533-4","title":"Extraction of Solar Coronal Magnetic Loops with the Directional 2D Morlet Wavelet Transform","display_name":"Extraction of Solar Coronal Magnetic Loops with the Directional 2D Morlet Wavelet Transform","publication_year":2010,"publication_date":"2010-03-05","ids":{"openalex":"https://openalex.org/W2002127660","doi":"https://doi.org/10.1007/s11207-010-9533-4","mag":"2002127660"},"language":"en","primary_location":{"id":"doi:10.1007/s11207-010-9533-4","doi":"https://doi.org/10.1007/s11207-010-9533-4","is_oa":true,"landing_page_url":"https://doi.org/10.1007/s11207-010-9533-4","pdf_url":"https://link.springer.com/content/pdf/10.1007/s11207-010-9533-4.pdf","source":{"id":"https://openalex.org/S39223014","display_name":"Solar Physics","issn_l":"0038-0938","issn":["0038-0938","1573-093X"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-scientific","cwts-core","dongbi-c","jufo-2","ki-jl-1","norway-1","poland-100","russia-white-list-2","vabb-shw"],"host_organization":"https://openalex.org/P4310319900","host_organization_name":"Springer Science+Business Media","host_organization_lineage":["https://openalex.org/P4310319900","https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Science+Business Media","Springer Nature"],"type":"journal"},"license":"cc-by-nc","license_id":"https://openalex.org/licenses/cc-by-nc","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Solar Physics","raw_type":"journal-article"},"volume":null,"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"hybrid","oa_url":"https://link.springer.com/content/pdf/10.1007/s11207-010-9533-4.pdf","any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5054603900","display_name":"S. Biskri","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I157169809","display_name":"University of Sciences and Technology Houari Boumediene","ror":"https://ror.org/02kb89c09","country_code":"DZ","type":"education","lineage":["https://openalex.org/I157169809"]},{"id":"https://openalex.org/I95674353","display_name":"UCLouvain","ror":"https://ror.org/02495e989","country_code":"BE","type":"education","lineage":["https://openalex.org/I95674353"]}],"countries":["BE","DZ"],"is_corresponding":false,"raw_author_name":"S. Biskri","raw_affiliation_strings":["Institut de Physique Th\u00e9orique, Universit\u00e9 catholique de Louvain, 1348, Louvain-la-Neuve, Belgium","Laboratoire de Physique Th\u00e9orique, Facult\u00e9 de Physique, Univ. des Sciences et de la Technologie Houari Boumedi\u00e8ne (USTHB), BP 32 El-Alia, 16111, Bab-Ezzouar, Alger, Algeria","Institut de Physique Th\u00e9orique, Universit\u00e9 catholique de Louvain, Louvain-la-Neuve, Belgium"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Institut de Physique Th\u00e9orique, Universit\u00e9 catholique de Louvain, 1348, Louvain-la-Neuve, Belgium","institution_ids":["https://openalex.org/I95674353"]},{"raw_affiliation_string":"Laboratoire de Physique Th\u00e9orique, Facult\u00e9 de Physique, Univ. des Sciences et de la Technologie Houari Boumedi\u00e8ne (USTHB), BP 32 El-Alia, 16111, Bab-Ezzouar, Alger, Algeria","institution_ids":["https://openalex.org/I157169809"]},{"raw_affiliation_string":"Institut de Physique Th\u00e9orique, Universit\u00e9 catholique de Louvain, Louvain-la-Neuve, Belgium","institution_ids":["https://openalex.org/I95674353"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5075151189","display_name":"Jean-Pierre Antoine","orcid":"https://orcid.org/0000-0003-1242-5199","observed_orcids":["https://orcid.org/0000-0003-1242-5199"]},"institutions":[{"id":"https://openalex.org/I95674353","display_name":"UCLouvain","ror":"https://ror.org/02495e989","country_code":"BE","type":"education","lineage":["https://openalex.org/I95674353"]}],"countries":["BE"],"is_corresponding":true,"raw_author_name":"J.-P. Antoine","raw_affiliation_strings":["Institut de Physique Th\u00e9orique, Universit\u00e9 catholique de Louvain, 1348, Louvain-la-Neuve, Belgium","Institut de Physique Th\u00e9orique, Universit\u00e9 Catholique de Louvain, Louvain-la-Neuve, Belgium"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Institut de Physique Th\u00e9orique, Universit\u00e9 catholique de Louvain, 1348, Louvain-la-Neuve, Belgium","institution_ids":["https://openalex.org/I95674353"]},{"raw_affiliation_string":"Institut de Physique Th\u00e9orique, Universit\u00e9 Catholique de Louvain, Louvain-la-Neuve, Belgium","institution_ids":["https://openalex.org/I95674353"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5065331233","display_name":"B. Inhester","orcid":"https://orcid.org/0000-0002-1066-0411","observed_orcids":["https://orcid.org/0000-0002-1066-0411"]},"institutions":[{"id":"https://openalex.org/I149899117","display_name":"Max Planck Society","ror":"https://ror.org/01hhn8329","country_code":"DE","type":"nonprofit","lineage":["https://openalex.org/I149899117"]},{"id":"https://openalex.org/I4210116419","display_name":"Max Planck Institute for Solar System Research","ror":"https://ror.org/02j6gm739","country_code":"DE","type":"facility","lineage":["https://openalex.org/I149899117","https://openalex.org/I4210116419"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"B. Inhester","raw_affiliation_strings":["Max-Planck Institute for Solar System Research, 37191, Katlenburg-Lindau, Germany","MPI for Aeronomy, Max Planck Institute for Solar System Research, Max Planck Society"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Max-Planck Institute for Solar System Research, 37191, Katlenburg-Lindau, Germany","institution_ids":["https://openalex.org/I149899117","https://openalex.org/I4210116419"]},{"raw_affiliation_string":"MPI for Aeronomy, Max Planck Institute for Solar System Research, Max Planck Society","institution_ids":["https://openalex.org/I149899117","https://openalex.org/I4210116419"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5056991530","display_name":"F. Mekideche-Chafa","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I157169809","display_name":"University of Sciences and Technology Houari Boumediene","ror":"https://ror.org/02kb89c09","country_code":"DZ","type":"education","lineage":["https://openalex.org/I157169809"]}],"countries":["DZ"],"is_corresponding":false,"raw_author_name":"F. Mekideche","raw_affiliation_strings":["Laboratoire de Physique Th\u00e9orique, Facult\u00e9 de Physique, Univ. des Sciences et de la Technologie Houari Boumedi\u00e8ne (USTHB), BP 32 El-Alia, 16111, Bab-Ezzouar, Alger, Algeria","Laboratoire de Physique Th\u00e9orique, Facult\u00e9 de Physique, Univ. des Sciences et de la Technologie Houari Boumedi\u00e8ne (USTHB), Alger, Algeria"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Laboratoire de Physique Th\u00e9orique, Facult\u00e9 de Physique, Univ. des Sciences et de la Technologie Houari Boumedi\u00e8ne (USTHB), BP 32 El-Alia, 16111, Bab-Ezzouar, Alger, Algeria","institution_ids":["https://openalex.org/I157169809"]},{"raw_affiliation_string":"Laboratoire de Physique Th\u00e9orique, Facult\u00e9 de Physique, Univ. des Sciences et de la Technologie Houari Boumedi\u00e8ne (USTHB), Alger, Algeria","institution_ids":["https://openalex.org/I157169809"]}]}],"institutions":[],"countries_distinct_count":3,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5075151189"],"corresponding_institution_ids":["https://openalex.org/I95674353"],"apc_list":{"value":4190,"currency":"USD","value_usd":4190},"apc_paid":{"value":4190,"currency":"USD","value_usd":4190},"fwci":0.715,"has_fulltext":true,"cited_by_count":13,"citation_normalized_percentile":{"value":0.73147299,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":98},"biblio":{"volume":"262","issue":"2","first_page":"373","last_page":"385"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10251","display_name":"Solar and Space Plasma Dynamics","score":0.9926999807357788,"subfield":{"id":"https://openalex.org/subfields/3103","display_name":"Astronomy and Astrophysics"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T10251","display_name":"Solar and Space Plasma Dynamics","score":0.9926999807357788,"subfield":{"id":"https://openalex.org/subfields/3103","display_name":"Astronomy and Astrophysics"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11484","display_name":"Adaptive optics and wavefront sensing","score":0.0019000000320374966,"subfield":{"id":"https://openalex.org/subfields/3107","display_name":"Atomic and Molecular Physics, and Optics"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10688","display_name":"Image and Signal Denoising Methods","score":0.0019000000320374966,"subfield":{"id":"https://openalex.org/subfields/1707","display_name":"Computer Vision and Pattern Recognition"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/morlet-wavelet-transform","display_name":"Morlet wavelet transform","score":0.7739999890327454},{"id":"https://openalex.org/keywords/continuous-wavelet-transform","display_name":"continuous wavelet transform","score":0.9539999961853027},{"id":"https://openalex.org/keywords/adaptive-thresholding","display_name":"adaptive thresholding","score":0.824999988079071},{"id":"https://openalex.org/keywords/solar-corona","display_name":"solar corona","score":0.6179999709129333},{"id":"https://openalex.org/keywords/automated-feature-detection","display_name":"automated feature detection","score":0.5019999742507935},{"id":"https://openalex.org/keywords/sdo","display_name":"SDO","score":0.5649999976158142}],"concepts":[{"id":"https://openalex.org/C2778280487","wikidata":"https://www.wikidata.org/wiki/Q3505077","display_name":"Morlet wavelet","level":5,"score":0.846176266670227},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.7862153053283691},{"id":"https://openalex.org/C47432892","wikidata":"https://www.wikidata.org/wiki/Q831390","display_name":"Wavelet","level":2,"score":0.7656795978546143},{"id":"https://openalex.org/C196216189","wikidata":"https://www.wikidata.org/wiki/Q2867","display_name":"Wavelet transform","level":3,"score":0.5704825520515442},{"id":"https://openalex.org/C95722684","wikidata":"https://www.wikidata.org/wiki/Q2622756","display_name":"Continuous wavelet transform","level":5,"score":0.5209125876426697},{"id":"https://openalex.org/C162996421","wikidata":"https://www.wikidata.org/wiki/Q371965","display_name":"Extreme ultraviolet lithography","level":2,"score":0.48199668526649475},{"id":"https://openalex.org/C99498987","wikidata":"https://www.wikidata.org/wiki/Q2210247","display_name":"Noise (video)","level":3,"score":0.4753943681716919},{"id":"https://openalex.org/C72886185","wikidata":"https://www.wikidata.org/wiki/Q129890","display_name":"Coronal mass ejection","level":4,"score":0.4683363437652588},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.38226979970932007},{"id":"https://openalex.org/C30475298","wikidata":"https://www.wikidata.org/wiki/Q909554","display_name":"Computational physics","level":1,"score":0.3332499861717224},{"id":"https://openalex.org/C115260700","wikidata":"https://www.wikidata.org/wiki/Q11408","display_name":"Magnetic field","level":2,"score":0.30542272329330444},{"id":"https://openalex.org/C108411613","wikidata":"https://www.wikidata.org/wiki/Q79833","display_name":"Solar wind","level":3,"score":0.3020703196525574},{"id":"https://openalex.org/C46286280","wikidata":"https://www.wikidata.org/wiki/Q2414958","display_name":"Discrete wavelet transform","level":4,"score":0.25250715017318726},{"id":"https://openalex.org/C115961682","wikidata":"https://www.wikidata.org/wiki/Q860623","display_name":"Image (mathematics)","level":2,"score":0.2412145435810089},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.20597150921821594},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.13095715641975403},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1007/s11207-010-9533-4","doi":"https://doi.org/10.1007/s11207-010-9533-4","is_oa":true,"landing_page_url":"https://doi.org/10.1007/s11207-010-9533-4","pdf_url":"https://link.springer.com/content/pdf/10.1007/s11207-010-9533-4.pdf","source":{"id":"https://openalex.org/S39223014","display_name":"Solar Physics","issn_l":"0038-0938","issn":["0038-0938","1573-093X"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-scientific","cwts-core","dongbi-c","jufo-2","ki-jl-1","norway-1","poland-100","russia-white-list-2","vabb-shw"],"host_organization":"https://openalex.org/P4310319900","host_organization_name":"Springer Science+Business Media","host_organization_lineage":["https://openalex.org/P4310319900","https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Science+Business Media","Springer Nature"],"type":"journal"},"license":"cc-by-nc","license_id":"https://openalex.org/licenses/cc-by-nc","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Solar Physics","raw_type":"journal-article"},{"id":"pmh:oai:dial.uclouvain.be:boreal:34009","doi":null,"is_oa":false,"landing_page_url":"http://hdl.handle.net/2078.1/34009","pdf_url":null,"source":{"id":"https://openalex.org/S4306401902","display_name":"Digital Access to Libraries (Universit\u00e9 catholique de Louvain (UCL), l'Universit\u00e9 de Namur (UNamur) and the Universit\u00e9 Saint-Louis (USL-B))","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I95674353","host_organization_name":"UCLouvain","host_organization_lineage":["https://openalex.org/I95674353"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Solar Physics : a journal for solar and solar-stellar research and the study of solar terrestrial physics, Vol. 262, no. 2, p. 373-385 (2010)","raw_type":"info:eu-repo/semantics/article"}],"best_oa_location":{"id":"doi:10.1007/s11207-010-9533-4","doi":"https://doi.org/10.1007/s11207-010-9533-4","is_oa":true,"landing_page_url":"https://doi.org/10.1007/s11207-010-9533-4","pdf_url":"https://link.springer.com/content/pdf/10.1007/s11207-010-9533-4.pdf","source":{"id":"https://openalex.org/S39223014","display_name":"Solar Physics","issn_l":"0038-0938","issn":["0038-0938","1573-093X"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-scientific","cwts-core","dongbi-c","jufo-2","ki-jl-1","norway-1","poland-100","russia-white-list-2","vabb-shw"],"host_organization":"https://openalex.org/P4310319900","host_organization_name":"Springer Science+Business Media","host_organization_lineage":["https://openalex.org/P4310319900","https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Science+Business Media","Springer Nature"],"type":"journal"},"license":"cc-by-nc","license_id":"https://openalex.org/licenses/cc-by-nc","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Solar Physics","raw_type":"journal-article"},"sustainable_development_goals":[],"study_designs":[],"awards":[],"funders":[],"has_content":{"grobid_xml":true,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W2002127660.pdf","grobid_xml":"https://content.openalex.org/works/W2002127660.grobid-xml"},"referenced_works_count":27,"referenced_works":["https://openalex.org/W608877545","https://openalex.org/W748207950","https://openalex.org/W1495971627","https://openalex.org/W1579911339","https://openalex.org/W1616867521","https://openalex.org/W1618604522","https://openalex.org/W1800418436","https://openalex.org/W1971172452","https://openalex.org/W2022840671","https://openalex.org/W2042354455","https://openalex.org/W2047088902","https://openalex.org/W2050545255","https://openalex.org/W2058399510","https://openalex.org/W2059353140","https://openalex.org/W2060283668","https://openalex.org/W2094472502","https://openalex.org/W2104477728","https://openalex.org/W2108869087","https://openalex.org/W2115680416","https://openalex.org/W2115755118","https://openalex.org/W2130909055","https://openalex.org/W2133067893","https://openalex.org/W2149411357","https://openalex.org/W2153175683","https://openalex.org/W2163344010","https://openalex.org/W3106114669","https://openalex.org/W3121481239"],"related_works":["https://openalex.org/W7047237713","https://openalex.org/W2022560360","https://openalex.org/W2934005563","https://openalex.org/W2202870871","https://openalex.org/W4238282583","https://openalex.org/W1574107937","https://openalex.org/W2042271514","https://openalex.org/W2993083964","https://openalex.org/W2055200643","https://openalex.org/W174616990"],"abstract_inverted_index":{"We":[0],"present":[1],"an":[2],"automated":[3],"extraction":[4],"method":[5,108],"based":[6],"on":[7],"the":[8,21,27,34,42,46,57,75,78,83,103],"continuous":[9],"wavelet":[10,54,84],"transform":[11],"(CWT)":[12],"for":[13,124],"analyzing":[14,125],"solar":[15,31,47],"magnetic":[16,43],"loops.":[17,79],"The":[18,49],"aim":[19],"of":[20,36,45,53,62,77],"work":[22],"is":[23,51,112],"to":[24,72,101],"extract,":[25],"from":[26,30,130],"images":[28],"taken":[29],"EUV":[32],"telescopes,":[33],"traces":[35],"bright":[37],"loops":[38],"presumably":[39],"shaped":[40],"by":[41],"field":[44],"corona.":[48],"technique":[50],"that":[52],"analysis,":[55],"using":[56],"two-dimensional":[58],"Morlet":[59],"wavelet,":[60],"because":[61],"its":[63],"efficiency":[64],"in":[65,99],"detecting":[66],"oriented":[67],"features,":[68],"which":[69],"allows":[70],"us":[71],"follow":[73],"closely":[74],"curvature":[76],"Next,":[80],"we":[81,88],"segment":[82],"modulus":[85],"image":[86],"and":[87,93,114,116],"threshold":[89],"it,":[90],"both":[91],"globally":[92],"locally":[94],"(":[95],"i.e":[96],".,":[97],"adaptively),":[98],"order":[100],"eliminate":[102],"remaining":[104],"noise.":[105],"Altogether,":[106],"our":[107],"performs":[109],"well,":[110],"it":[111],"robust":[113],"fast,":[115],"could":[117],"be":[118],"used":[119],"as":[120],"a":[121],"standard":[122],"tool":[123],"large":[126],"data":[127],"sets":[128],"expected":[129],"missions":[131],"like":[132],"SDO.":[133]},"counts_by_year":[{"year":2026,"cited_by_count":3},{"year":2025,"cited_by_count":1},{"year":2021,"cited_by_count":2},{"year":2020,"cited_by_count":1},{"year":2019,"cited_by_count":2},{"year":2013,"cited_by_count":2},{"year":2012,"cited_by_count":2}],"updated_date":"2026-10-22T18:32:59.640997","created_date":"2016-06-24T00:00:00"}