{"id":"https://openalex.org/W2145068516","doi":"https://doi.org/10.1109/icassp.2011.5947188","title":"Scale-dependent analysis of Ionosphere fluctuations","display_name":"Scale-dependent analysis of Ionosphere fluctuations","publication_year":2011,"publication_date":"2011-05-01","ids":{"openalex":"https://openalex.org/W2145068516","doi":"https://doi.org/10.1109/icassp.2011.5947188","mag":"2145068516"},"language":"en","primary_location":{"id":"doi:10.1109/icassp.2011.5947188","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icassp.2011.5947188","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2011 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP)","raw_type":"proceedings-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":false,"oa_status":"closed","oa_url":null,"any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5101695040","display_name":"St\u00e9phane G. Roux","orcid":"https://orcid.org/0000-0001-8561-1270"},"institutions":[{"id":"https://openalex.org/I113428412","display_name":"\u00c9cole Normale Sup\u00e9rieure de Lyon","ror":"https://ror.org/04zmssz18","country_code":"FR","type":"education","lineage":["https://openalex.org/I113428412","https://openalex.org/I203339264"]},{"id":"https://openalex.org/I1294671590","display_name":"Centre National de la Recherche Scientifique","ror":"https://ror.org/02feahw73","country_code":"FR","type":"government","lineage":["https://openalex.org/I1294671590"]},{"id":"https://openalex.org/I4210096929","display_name":"Laboratoire de Physique de l'ENS de Lyon","ror":"https://ror.org/00w5ay796","country_code":"FR","type":"facility","lineage":["https://openalex.org/I113428412","https://openalex.org/I1294671590","https://openalex.org/I203339264","https://openalex.org/I4210096929"]}],"countries":["FR"],"is_corresponding":true,"raw_author_name":"Stephane G. Roux","raw_affiliation_strings":["Physics Department CNRS, UMR5672, ENS Lyon, France","Physics Dept., ENS Lyon, CNRS, UMR5672, France"],"affiliations":[{"raw_affiliation_string":"Physics Department CNRS, UMR5672, ENS Lyon, France","institution_ids":["https://openalex.org/I113428412","https://openalex.org/I1294671590"]},{"raw_affiliation_string":"Physics Dept., ENS Lyon, CNRS, UMR5672, France","institution_ids":["https://openalex.org/I4210096929","https://openalex.org/I1294671590","https://openalex.org/I113428412"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5050643672","display_name":"Patrice Abry","orcid":"https://orcid.org/0000-0002-7096-8290"},"institutions":[{"id":"https://openalex.org/I113428412","display_name":"\u00c9cole Normale Sup\u00e9rieure de Lyon","ror":"https://ror.org/04zmssz18","country_code":"FR","type":"education","lineage":["https://openalex.org/I113428412","https://openalex.org/I203339264"]},{"id":"https://openalex.org/I1294671590","display_name":"Centre National de la Recherche Scientifique","ror":"https://ror.org/02feahw73","country_code":"FR","type":"government","lineage":["https://openalex.org/I1294671590"]},{"id":"https://openalex.org/I4210096929","display_name":"Laboratoire de Physique de l'ENS de Lyon","ror":"https://ror.org/00w5ay796","country_code":"FR","type":"facility","lineage":["https://openalex.org/I113428412","https://openalex.org/I1294671590","https://openalex.org/I203339264","https://openalex.org/I4210096929"]}],"countries":["FR"],"is_corresponding":false,"raw_author_name":"Patrice Abry","raw_affiliation_strings":["Physics Department CNRS, UMR5672, ENS Lyon, France","Physics Dept., ENS Lyon, CNRS, UMR5672, France"],"affiliations":[{"raw_affiliation_string":"Physics Department CNRS, UMR5672, ENS Lyon, France","institution_ids":["https://openalex.org/I113428412","https://openalex.org/I1294671590"]},{"raw_affiliation_string":"Physics Dept., ENS Lyon, CNRS, UMR5672, France","institution_ids":["https://openalex.org/I4210096929","https://openalex.org/I1294671590","https://openalex.org/I113428412"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5068246332","display_name":"Petra Kouck\u00e1 Kn\u00ed\u017eov\u00e1","orcid":"https://orcid.org/0000-0001-5917-0934"},"institutions":[{"id":"https://openalex.org/I4210147863","display_name":"Czech Academy of Sciences, Institute of Atmospheric Physics","ror":"https://ror.org/04vtzcr32","country_code":"CZ","type":"facility","lineage":["https://openalex.org/I202391551","https://openalex.org/I4210147863"]}],"countries":["CZ"],"is_corresponding":false,"raw_author_name":"Petra Koucka Knizova","raw_affiliation_strings":["Institute of Atmospheric Physics, AS CR, v.v.i., Czech Republic","Institute of Atmospheric Physics, ASCR, Czech Republic"],"affiliations":[{"raw_affiliation_string":"Institute of Atmospheric Physics, AS CR, v.v.i., Czech Republic","institution_ids":["https://openalex.org/I4210147863"]},{"raw_affiliation_string":"Institute of Atmospheric Physics, ASCR, Czech Republic","institution_ids":["https://openalex.org/I4210147863"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5091656148","display_name":"Zby\u0161ek Mo\u0161na","orcid":"https://orcid.org/0000-0003-1505-4522"},"institutions":[{"id":"https://openalex.org/I4210147863","display_name":"Czech Academy of Sciences, Institute of Atmospheric Physics","ror":"https://ror.org/04vtzcr32","country_code":"CZ","type":"facility","lineage":["https://openalex.org/I202391551","https://openalex.org/I4210147863"]}],"countries":["CZ"],"is_corresponding":false,"raw_author_name":"Zbysek Mosna","raw_affiliation_strings":["Institute of Atmospheric Physics, AS CR, v.v.i., Czech Republic","Institute of Atmospheric Physics, ASCR, Czech Republic"],"affiliations":[{"raw_affiliation_string":"Institute of Atmospheric Physics, AS CR, v.v.i., Czech Republic","institution_ids":["https://openalex.org/I4210147863"]},{"raw_affiliation_string":"Institute of Atmospheric Physics, ASCR, Czech Republic","institution_ids":["https://openalex.org/I4210147863"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5101695040"],"corresponding_institution_ids":["https://openalex.org/I113428412","https://openalex.org/I1294671590","https://openalex.org/I4210096929"],"apc_list":null,"apc_paid":null,"fwci":0.1328,"has_fulltext":false,"cited_by_count":2,"citation_normalized_percentile":{"value":0.54209222,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":94},"biblio":{"volume":"42","issue":null,"first_page":"3836","last_page":"3839"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11786","display_name":"Geomagnetism and Paleomagnetism Studies","score":0.9998999834060669,"subfield":{"id":"https://openalex.org/subfields/1312","display_name":"Molecular Biology"},"field":{"id":"https://openalex.org/fields/13","display_name":"Biochemistry, Genetics and Molecular Biology"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}},"topics":[{"id":"https://openalex.org/T11786","display_name":"Geomagnetism and Paleomagnetism Studies","score":0.9998999834060669,"subfield":{"id":"https://openalex.org/subfields/1312","display_name":"Molecular Biology"},"field":{"id":"https://openalex.org/fields/13","display_name":"Biochemistry, Genetics and Molecular Biology"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}},{"id":"https://openalex.org/T10159","display_name":"Ionosphere and magnetosphere dynamics","score":0.9991000294685364,"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/T12424","display_name":"Earthquake Detection and Analysis","score":0.9987999796867371,"subfield":{"id":"https://openalex.org/subfields/1908","display_name":"Geophysics"},"field":{"id":"https://openalex.org/fields/19","display_name":"Earth and Planetary Sciences"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/ionosphere","display_name":"Ionosphere","score":0.7734907865524292},{"id":"https://openalex.org/keywords/term","display_name":"Term (time)","score":0.7384538054466248},{"id":"https://openalex.org/keywords/earths-magnetic-field","display_name":"Earth's magnetic field","score":0.6655402779579163},{"id":"https://openalex.org/keywords/scale","display_name":"Scale (ratio)","score":0.5080978870391846},{"id":"https://openalex.org/keywords/noise","display_name":"Noise (video)","score":0.4955366849899292},{"id":"https://openalex.org/keywords/environmental-science","display_name":"Environmental science","score":0.48237887024879456},{"id":"https://openalex.org/keywords/international-reference-ionosphere","display_name":"International Reference Ionosphere","score":0.44424664974212646},{"id":"https://openalex.org/keywords/critical-frequency","display_name":"Critical frequency","score":0.42885440587997437},{"id":"https://openalex.org/keywords/meteorology","display_name":"Meteorology","score":0.41835159063339233},{"id":"https://openalex.org/keywords/atmospheric-sciences","display_name":"Atmospheric sciences","score":0.4014643728733063},{"id":"https://openalex.org/keywords/climatology","display_name":"Climatology","score":0.3733741044998169},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.3233630061149597},{"id":"https://openalex.org/keywords/geology","display_name":"Geology","score":0.2731373906135559},{"id":"https://openalex.org/keywords/geophysics","display_name":"Geophysics","score":0.27152156829833984},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.20723587274551392},{"id":"https://openalex.org/keywords/total-electron-content","display_name":"Total electron content","score":0.13235369324684143},{"id":"https://openalex.org/keywords/tec","display_name":"TEC","score":0.10077479481697083},{"id":"https://openalex.org/keywords/astronomy","display_name":"Astronomy","score":0.08092305064201355}],"concepts":[{"id":"https://openalex.org/C116403925","wikidata":"https://www.wikidata.org/wiki/Q162219","display_name":"Ionosphere","level":2,"score":0.7734907865524292},{"id":"https://openalex.org/C61797465","wikidata":"https://www.wikidata.org/wiki/Q1188986","display_name":"Term (time)","level":2,"score":0.7384538054466248},{"id":"https://openalex.org/C199635899","wikidata":"https://www.wikidata.org/wiki/Q6500960","display_name":"Earth's magnetic field","level":3,"score":0.6655402779579163},{"id":"https://openalex.org/C2778755073","wikidata":"https://www.wikidata.org/wiki/Q10858537","display_name":"Scale (ratio)","level":2,"score":0.5080978870391846},{"id":"https://openalex.org/C99498987","wikidata":"https://www.wikidata.org/wiki/Q2210247","display_name":"Noise (video)","level":3,"score":0.4955366849899292},{"id":"https://openalex.org/C39432304","wikidata":"https://www.wikidata.org/wiki/Q188847","display_name":"Environmental science","level":0,"score":0.48237887024879456},{"id":"https://openalex.org/C2777966019","wikidata":"https://www.wikidata.org/wiki/Q1666845","display_name":"International Reference Ionosphere","level":5,"score":0.44424664974212646},{"id":"https://openalex.org/C87635042","wikidata":"https://www.wikidata.org/wiki/Q5186717","display_name":"Critical frequency","level":3,"score":0.42885440587997437},{"id":"https://openalex.org/C153294291","wikidata":"https://www.wikidata.org/wiki/Q25261","display_name":"Meteorology","level":1,"score":0.41835159063339233},{"id":"https://openalex.org/C91586092","wikidata":"https://www.wikidata.org/wiki/Q757520","display_name":"Atmospheric sciences","level":1,"score":0.4014643728733063},{"id":"https://openalex.org/C49204034","wikidata":"https://www.wikidata.org/wiki/Q52139","display_name":"Climatology","level":1,"score":0.3733741044998169},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.3233630061149597},{"id":"https://openalex.org/C127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","level":0,"score":0.2731373906135559},{"id":"https://openalex.org/C8058405","wikidata":"https://www.wikidata.org/wiki/Q46255","display_name":"Geophysics","level":1,"score":0.27152156829833984},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.20723587274551392},{"id":"https://openalex.org/C165391973","wikidata":"https://www.wikidata.org/wiki/Q844304","display_name":"Total electron content","level":4,"score":0.13235369324684143},{"id":"https://openalex.org/C176379880","wikidata":"https://www.wikidata.org/wiki/Q18031939","display_name":"TEC","level":3,"score":0.10077479481697083},{"id":"https://openalex.org/C1276947","wikidata":"https://www.wikidata.org/wiki/Q333","display_name":"Astronomy","level":1,"score":0.08092305064201355},{"id":"https://openalex.org/C115961682","wikidata":"https://www.wikidata.org/wiki/Q860623","display_name":"Image (mathematics)","level":2,"score":0.0},{"id":"https://openalex.org/C115260700","wikidata":"https://www.wikidata.org/wiki/Q11408","display_name":"Magnetic field","level":2,"score":0.0},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.0},{"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:10.1109/icassp.2011.5947188","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icassp.2011.5947188","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2011 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP)","raw_type":"proceedings-article"},{"id":"pmh:oai:asep.lib.cas.cz:CavUnEpca/0381044","is_oa":false,"landing_page_url":"http://hdl.handle.net/11104/0211602","pdf_url":null,"source":{"id":"https://openalex.org/S7407055266","display_name":"ASEP","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":"public-domain","license_id":"https://openalex.org/licenses/public-domain","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"info:eu-repo/semantics/publishedVersion"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Climate action","id":"https://metadata.un.org/sdg/13","score":0.8100000023841858}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":9,"referenced_works":["https://openalex.org/W1627189143","https://openalex.org/W1979777051","https://openalex.org/W2012145075","https://openalex.org/W2031156204","https://openalex.org/W2149700722","https://openalex.org/W2309624225","https://openalex.org/W2502150232","https://openalex.org/W2950662599","https://openalex.org/W6764112245"],"related_works":["https://openalex.org/W141862911","https://openalex.org/W2894539271","https://openalex.org/W2084907724","https://openalex.org/W2020127618","https://openalex.org/W4388162012","https://openalex.org/W3157756536","https://openalex.org/W3031995518","https://openalex.org/W1976519577","https://openalex.org/W1900043198","https://openalex.org/W2367980145"],"abstract_inverted_index":{"Ionosphere":[0],"consists":[1],"of":[2,10,26,40,49,81],"a":[3,46],"large":[4],"complex":[5],"system":[6],"whose":[7],"analysis":[8],"is":[9,39,94],"major":[11],"importance,":[12],"e.g.,":[13],"for":[14,105],"climatology":[15],"or":[16],"radio-communications.":[17],"Therefore,":[18],"studying":[19],"its":[20],"variations,":[21],"usually":[22],"analyzed":[23],"in":[24],"terms":[25],"long-term":[27,83,116],"trends":[28],"versus":[29],"short-term":[30,106,118],"fluctuations,":[31],"as":[32,34],"well":[33],"the":[35,50,79,111,124],"mechanisms":[36],"driving":[37],"them":[38],"importance.":[41],"This":[42],"contribution":[43],"hence":[44],"performs":[45],"scale-dependent":[47],"cross-analysis":[48],"F2-region":[51],"critical":[52],"frequency":[53],"data,":[54],"locally":[55],"measured":[56],"at":[57],"11":[58],"mid-latitude":[59,97],"European":[60,98],"stations,":[61],"and":[62,66,108],"5":[63],"global":[64],"solar":[65,112],"geomagnetic":[67,125],"indices.":[68],"It":[69],"shows":[70],"that":[71,96],"such":[72],"Ionospheric":[73],"variations":[74,103],"are":[75,120],"correctly":[76],"described":[77],"by":[78,123],"superimposition":[80],"well-defined":[82],"cycles":[84],"with":[85],"highly":[86,101],"correlated":[87,102],"fractional":[88],"Gaussian":[89],"noise":[90],"fluctuations.":[91],"Also,":[92],"it":[93],"shown":[95],"stations":[99],"display":[100],"even":[104],"fluctuations":[107,119],"that,":[109],"while":[110],"activity":[113],"mostly":[114],"drives":[115],"cycles,":[117],"essentially":[121],"controlled":[122],"activity.":[126]},"counts_by_year":[{"year":2016,"cited_by_count":1},{"year":2012,"cited_by_count":1}],"updated_date":"2026-03-05T09:29:38.588285","created_date":"2025-10-10T00:00:00"}