{"id":"https://openalex.org/W2067813567","doi":"https://doi.org/10.1002/(sici)1098-1098(1998)9:6<484::aid-ima10>3.0.co;2-3","title":"Time-varying reconstruction of the ionosphere. 1. The algorithm","display_name":"Time-varying reconstruction of the ionosphere. 1. The algorithm","publication_year":1998,"publication_date":"1998-01-01","ids":{"openalex":"https://openalex.org/W2067813567","doi":"https://doi.org/10.1002/(sici)1098-1098(1998)9:6<484::aid-ima10>3.0.co;2-3","mag":"2067813567"},"language":"en","primary_location":{"id":"doi:10.1002/(sici)1098-1098(1998)9:6<484::aid-ima10>3.0.co;2-3","is_oa":false,"landing_page_url":"https://doi.org/10.1002/(sici)1098-1098(1998)9:6<484::aid-ima10>3.0.co;2-3","pdf_url":null,"source":{"id":"https://openalex.org/S15952048","display_name":"International Journal of Imaging Systems and Technology","issn_l":"0899-9457","issn":["0899-9457","1098-1098"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310320595","host_organization_name":"Wiley","host_organization_lineage":["https://openalex.org/P4310320595"],"host_organization_lineage_names":["Wiley"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"International Journal of Imaging Systems and Technology","raw_type":"journal-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/A5065445745","display_name":"E. K. Sutton","orcid":"https://orcid.org/0000-0003-1424-7189"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Eric Sutton","raw_affiliation_strings":["Rockwell Collins, Cedar Rapids, IA 52498"],"affiliations":[{"raw_affiliation_string":"Rockwell Collins, Cedar Rapids, IA 52498","institution_ids":[]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5009233791","display_name":"Helen Na","orcid":null},"institutions":[{"id":"https://openalex.org/I161318765","display_name":"University of California, Los Angeles","ror":"https://ror.org/046rm7j60","country_code":"US","type":"education","lineage":["https://openalex.org/I161318765"]}],"countries":["US"],"is_corresponding":true,"raw_author_name":"Helen Na","raw_affiliation_strings":["Electrical Engineering Department, UCLA, 56-125B Eng. IV, 420 Westwood Ave., Los Angeles, CA 90095","Electrical Engineering Department, UCLA, 56\u2010125B Eng. IV, 420 Westwood Ave., Los Angeles, CA 90095"],"affiliations":[{"raw_affiliation_string":"Electrical Engineering Department, UCLA, 56-125B Eng. IV, 420 Westwood Ave., Los Angeles, CA 90095","institution_ids":[]},{"raw_affiliation_string":"Electrical Engineering Department, UCLA, 56\u2010125B Eng. IV, 420 Westwood Ave., Los Angeles, CA 90095","institution_ids":["https://openalex.org/I161318765"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5009233791"],"corresponding_institution_ids":["https://openalex.org/I161318765"],"apc_list":{"value":3450,"currency":"USD","value_usd":3450},"apc_paid":null,"fwci":0.5228,"has_fulltext":false,"cited_by_count":3,"citation_normalized_percentile":{"value":0.68349749,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"9","issue":"6","first_page":"484","last_page":"490"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11778","display_name":"Electrical and Bioimpedance Tomography","score":0.9990000128746033,"subfield":{"id":"https://openalex.org/subfields/2208","display_name":"Electrical and Electronic Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T11778","display_name":"Electrical and Bioimpedance Tomography","score":0.9990000128746033,"subfield":{"id":"https://openalex.org/subfields/2208","display_name":"Electrical and Electronic Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10572","display_name":"Geophysical and Geoelectrical Methods","score":0.9977999925613403,"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"}},{"id":"https://openalex.org/T12386","display_name":"Advanced X-ray and CT Imaging","score":0.9962999820709229,"subfield":{"id":"https://openalex.org/subfields/2204","display_name":"Biomedical Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/ionosphere","display_name":"Ionosphere","score":0.8146451115608215},{"id":"https://openalex.org/keywords/a-priori-and-a-posteriori","display_name":"A priori and a posteriori","score":0.6992583870887756},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.5879583358764648},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5258249044418335},{"id":"https://openalex.org/keywords/motion","display_name":"Motion (physics)","score":0.5091473460197449},{"id":"https://openalex.org/keywords/electron-density","display_name":"Electron density","score":0.4865238070487976},{"id":"https://openalex.org/keywords/total-electron-content","display_name":"Total electron content","score":0.42640089988708496},{"id":"https://openalex.org/keywords/iterative-reconstruction","display_name":"Iterative reconstruction","score":0.4104006290435791},{"id":"https://openalex.org/keywords/electron","display_name":"Electron","score":0.23739323019981384},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.23026207089424133},{"id":"https://openalex.org/keywords/geology","display_name":"Geology","score":0.21649906039237976},{"id":"https://openalex.org/keywords/geophysics","display_name":"Geophysics","score":0.16931301355361938},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.15562117099761963}],"concepts":[{"id":"https://openalex.org/C116403925","wikidata":"https://www.wikidata.org/wiki/Q162219","display_name":"Ionosphere","level":2,"score":0.8146451115608215},{"id":"https://openalex.org/C75553542","wikidata":"https://www.wikidata.org/wiki/Q178161","display_name":"A priori and a posteriori","level":2,"score":0.6992583870887756},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.5879583358764648},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5258249044418335},{"id":"https://openalex.org/C104114177","wikidata":"https://www.wikidata.org/wiki/Q79782","display_name":"Motion (physics)","level":2,"score":0.5091473460197449},{"id":"https://openalex.org/C125485243","wikidata":"https://www.wikidata.org/wiki/Q905186","display_name":"Electron density","level":3,"score":0.4865238070487976},{"id":"https://openalex.org/C165391973","wikidata":"https://www.wikidata.org/wiki/Q844304","display_name":"Total electron content","level":4,"score":0.42640089988708496},{"id":"https://openalex.org/C141379421","wikidata":"https://www.wikidata.org/wiki/Q6094427","display_name":"Iterative reconstruction","level":2,"score":0.4104006290435791},{"id":"https://openalex.org/C147120987","wikidata":"https://www.wikidata.org/wiki/Q2225","display_name":"Electron","level":2,"score":0.23739323019981384},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.23026207089424133},{"id":"https://openalex.org/C127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","level":0,"score":0.21649906039237976},{"id":"https://openalex.org/C8058405","wikidata":"https://www.wikidata.org/wiki/Q46255","display_name":"Geophysics","level":1,"score":0.16931301355361938},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.15562117099761963},{"id":"https://openalex.org/C111472728","wikidata":"https://www.wikidata.org/wiki/Q9471","display_name":"Epistemology","level":1,"score":0.0},{"id":"https://openalex.org/C138885662","wikidata":"https://www.wikidata.org/wiki/Q5891","display_name":"Philosophy","level":0,"score":0.0},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0},{"id":"https://openalex.org/C176379880","wikidata":"https://www.wikidata.org/wiki/Q18031939","display_name":"TEC","level":3,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1002/(sici)1098-1098(1998)9:6<484::aid-ima10>3.0.co;2-3","is_oa":false,"landing_page_url":"https://doi.org/10.1002/(sici)1098-1098(1998)9:6<484::aid-ima10>3.0.co;2-3","pdf_url":null,"source":{"id":"https://openalex.org/S15952048","display_name":"International Journal of Imaging Systems and Technology","issn_l":"0899-9457","issn":["0899-9457","1098-1098"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310320595","host_organization_name":"Wiley","host_organization_lineage":["https://openalex.org/P4310320595"],"host_organization_lineage_names":["Wiley"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"International Journal of Imaging Systems and Technology","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":0,"referenced_works":[],"related_works":["https://openalex.org/W1989070650","https://openalex.org/W2550010074","https://openalex.org/W2995463382","https://openalex.org/W2038143119","https://openalex.org/W4387332347","https://openalex.org/W3187839235","https://openalex.org/W1992137669","https://openalex.org/W2593433015","https://openalex.org/W2986635077","https://openalex.org/W1517716858"],"abstract_inverted_index":{"Total":[0],"electron":[1,12,103],"content":[2],"data":[3,35],"can":[4],"be":[5],"used":[6],"to":[7],"reconstruct":[8],"images":[9],"of":[10,46,52,67,71,87,101,122],"ionospheric":[11,16,102,111],"density":[13],"using":[14],"computed":[15],"tomography":[17],"(CIT).":[18],"All":[19],"existing":[20,38],"CIT":[21,60],"algorithms":[22,39],"are":[23,40],"formulated":[24],"with":[25],"the":[26,29,44,47,68,77,85,88,98,114,120,126],"assumption":[27],"that":[28,62],"ionosphere":[30,48,69],"does":[31],"not":[32,81],"move":[33],"during":[34],"collection.":[36],"Since":[37],"static":[41,74],"reconstruction":[42],"algorithms,":[43],"motion":[45,86,115],"becomes":[49],"a":[50,58,72,94,107],"source":[51],"image":[53],"degradation.":[54],"This":[55],"article":[56],"presents":[57],"time-varying":[59],"algorithm":[61,79,92],"reconstructs":[63],"several":[64],"time":[65],"slices":[66],"instead":[70],"single":[73],"image.":[75],"Thus,":[76],"new":[78,91],"is":[80,116],"adversely":[82],"affected":[83],"by":[84],"ionosphere.":[89],"The":[90],"uses":[93],"priori":[95,108],"information":[96,109,123],"on":[97,110,119],"vertical":[99],"distribution":[100],"density,":[104],"but":[105],"no":[106],"motion,":[112],"so":[113],"reconstructed":[117],"solely":[118],"basis":[121],"contained":[124],"in":[125],"data.":[127],"\u00a9":[128],"1998":[129,142],"John":[130],"Wiley":[131],"&":[132],"Sons,":[133],"Inc.":[134],"Int":[135],"J":[136],"Imaging":[137],"Syst":[138],"Technol":[139],"9:":[140],"484\u2013490,":[141]},"counts_by_year":[],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}