{"id":"https://openalex.org/W2737602765","doi":"https://doi.org/10.1109/tsp.2017.2733496","title":"Robust Calibration of Radio Interferometers in Non-Gaussian Environment","display_name":"Robust Calibration of Radio Interferometers in Non-Gaussian Environment","publication_year":2017,"publication_date":"2017-07-31","ids":{"openalex":"https://openalex.org/W2737602765","doi":"https://doi.org/10.1109/tsp.2017.2733496","mag":"2737602765"},"language":"en","primary_location":{"id":"doi:10.1109/tsp.2017.2733496","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tsp.2017.2733496","pdf_url":null,"source":{"id":"https://openalex.org/S168680287","display_name":"IEEE Transactions on Signal Processing","issn_l":"1053-587X","issn":["1053-587X","1941-0476"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Signal Processing","raw_type":"journal-article"},"type":"article","indexed_in":["arxiv","crossref"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://arxiv.org/pdf/1612.02023","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5027770052","display_name":"Virginie Ollier","orcid":"https://orcid.org/0000-0003-1073-5716"},"institutions":[{"id":"https://openalex.org/I102197404","display_name":"Universit\u00e9 Paris-Sud","ror":"https://ror.org/028rypz17","country_code":"FR","type":"education","lineage":["https://openalex.org/I102197404"]},{"id":"https://openalex.org/I11559806","display_name":"\u00c9cole Normale Sup\u00e9rieure Paris-Saclay","ror":"https://ror.org/00hx6zz33","country_code":"FR","type":"education","lineage":["https://openalex.org/I11559806","https://openalex.org/I277688954"]},{"id":"https://openalex.org/I277688954","display_name":"Universit\u00e9 Paris-Saclay","ror":"https://ror.org/03xjwb503","country_code":"FR","type":"education","lineage":["https://openalex.org/I277688954"]},{"id":"https://openalex.org/I4210097418","display_name":"Laboratoire des signaux et syst\u00e8mes","ror":"https://ror.org/00skw9v43","country_code":"FR","type":"facility","lineage":["https://openalex.org/I1294671590","https://openalex.org/I277688954","https://openalex.org/I277688954","https://openalex.org/I4210097418","https://openalex.org/I4210107720"]},{"id":"https://openalex.org/I4210136613","display_name":"Laboratoire des syst\u00e8mes et applications des technologies de l'information et de l'\u00e9nergie","ror":"https://ror.org/03vam5b06","country_code":"FR","type":"facility","lineage":["https://openalex.org/I11559806","https://openalex.org/I124158823","https://openalex.org/I1294671590","https://openalex.org/I277688954","https://openalex.org/I277688954","https://openalex.org/I4210134562","https://openalex.org/I4210136613","https://openalex.org/I4210142324","https://openalex.org/I4210154111"]}],"countries":["FR"],"is_corresponding":false,"raw_author_name":"Virginie Ollier","raw_affiliation_strings":["Laboratoire des Signaux et Syst\u00e8mes, Universit\u00e9 Paris-Sud, Universit\u00e9 Paris-Saclay, Gif-sur-Yvette, France","Laboratory Syst\u00e8mes et Applications des Technologies de l\u2019Information et de l\u2019Energie, Universit\u00e9 Paris-Saclay, Cachan, France","\u00c9cole Normale Sup\u00e9rieure de Cachan, Universit\u00e9 Paris-Saclay, Cachan, France"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Laboratoire des Signaux et Syst\u00e8mes, Universit\u00e9 Paris-Sud, Universit\u00e9 Paris-Saclay, Gif-sur-Yvette, France","institution_ids":["https://openalex.org/I102197404","https://openalex.org/I277688954","https://openalex.org/I4210097418"]},{"raw_affiliation_string":"Laboratory Syst\u00e8mes et Applications des Technologies de l\u2019Information et de l\u2019Energie, Universit\u00e9 Paris-Saclay, Cachan, France","institution_ids":["https://openalex.org/I277688954","https://openalex.org/I4210136613"]},{"raw_affiliation_string":"\u00c9cole Normale Sup\u00e9rieure de Cachan, Universit\u00e9 Paris-Saclay, Cachan, France","institution_ids":["https://openalex.org/I11559806","https://openalex.org/I277688954"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5052423002","display_name":"Mohammed Nabil El Korso","orcid":"https://orcid.org/0000-0002-5489-4308"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Mohammed Nabil El Korso","raw_affiliation_strings":["LEME, EA 4416, Universit\u00e9 Paris-Ouest, Ville d\u2019Avray, France"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"LEME, EA 4416, Universit\u00e9 Paris-Ouest, Ville d\u2019Avray, France","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101687432","display_name":"R\u00e9my Boyer","orcid":"https://orcid.org/0000-0002-0554-7852"},"institutions":[{"id":"https://openalex.org/I102197404","display_name":"Universit\u00e9 Paris-Sud","ror":"https://ror.org/028rypz17","country_code":"FR","type":"education","lineage":["https://openalex.org/I102197404"]},{"id":"https://openalex.org/I277688954","display_name":"Universit\u00e9 Paris-Saclay","ror":"https://ror.org/03xjwb503","country_code":"FR","type":"education","lineage":["https://openalex.org/I277688954"]},{"id":"https://openalex.org/I4210097418","display_name":"Laboratoire des signaux et syst\u00e8mes","ror":"https://ror.org/00skw9v43","country_code":"FR","type":"facility","lineage":["https://openalex.org/I1294671590","https://openalex.org/I277688954","https://openalex.org/I277688954","https://openalex.org/I4210097418","https://openalex.org/I4210107720"]}],"countries":["FR"],"is_corresponding":false,"raw_author_name":"Remy Boyer","raw_affiliation_strings":["Laboratoire des Signaux et Syst\u00e8mes, Universit\u00e9 Paris-Sud, Universit\u00e9 Paris-Saclay, Gif-sur-Yvette, France"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Laboratoire des Signaux et Syst\u00e8mes, Universit\u00e9 Paris-Sud, Universit\u00e9 Paris-Saclay, Gif-sur-Yvette, France","institution_ids":["https://openalex.org/I102197404","https://openalex.org/I277688954","https://openalex.org/I4210097418"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5106486124","display_name":"Pascal Larzabal","orcid":null},"institutions":[{"id":"https://openalex.org/I11559806","display_name":"\u00c9cole Normale Sup\u00e9rieure Paris-Saclay","ror":"https://ror.org/00hx6zz33","country_code":"FR","type":"education","lineage":["https://openalex.org/I11559806","https://openalex.org/I277688954"]},{"id":"https://openalex.org/I277688954","display_name":"Universit\u00e9 Paris-Saclay","ror":"https://ror.org/03xjwb503","country_code":"FR","type":"education","lineage":["https://openalex.org/I277688954"]},{"id":"https://openalex.org/I4210136613","display_name":"Laboratoire des syst\u00e8mes et applications des technologies de l'information et de l'\u00e9nergie","ror":"https://ror.org/03vam5b06","country_code":"FR","type":"facility","lineage":["https://openalex.org/I11559806","https://openalex.org/I124158823","https://openalex.org/I1294671590","https://openalex.org/I277688954","https://openalex.org/I277688954","https://openalex.org/I4210134562","https://openalex.org/I4210136613","https://openalex.org/I4210142324","https://openalex.org/I4210154111"]}],"countries":["FR"],"is_corresponding":false,"raw_author_name":"Pascal Larzabal","raw_affiliation_strings":["Laboratory Syst\u00e8mes et Applications des Technologies de l\u2019Information et de l\u2019Energie, Universit\u00e9 Paris-Saclay, Cachan, France","\u00c9cole Normale Sup\u00e9rieure de Cachan, Universit\u00e9 Paris-Saclay, Cachan, France"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Laboratory Syst\u00e8mes et Applications des Technologies de l\u2019Information et de l\u2019Energie, Universit\u00e9 Paris-Saclay, Cachan, France","institution_ids":["https://openalex.org/I277688954","https://openalex.org/I4210136613"]},{"raw_affiliation_string":"\u00c9cole Normale Sup\u00e9rieure de Cachan, Universit\u00e9 Paris-Saclay, Cachan, France","institution_ids":["https://openalex.org/I11559806","https://openalex.org/I277688954"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5001481378","display_name":"Marius Pesavento","orcid":"https://orcid.org/0000-0003-3395-2588"},"institutions":[{"id":"https://openalex.org/I31512782","display_name":"Technische Universit\u00e4t Darmstadt","ror":"https://ror.org/05n911h24","country_code":"DE","type":"education","lineage":["https://openalex.org/I31512782"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Marius Pesavento","raw_affiliation_strings":["Communication Systems Group, Technische Universit\u00e4t Darmstadt, Darmstadt, Germany"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Communication Systems Group, Technische Universit\u00e4t Darmstadt, Darmstadt, Germany","institution_ids":["https://openalex.org/I31512782"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":6,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":2.6112,"has_fulltext":false,"cited_by_count":26,"citation_normalized_percentile":{"value":0.89323291,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":99},"biblio":{"volume":"65","issue":"21","first_page":"5649","last_page":"5660"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12450","display_name":"Radio Astronomy Observations and Technology","score":0.9998999834060669,"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/T12450","display_name":"Radio Astronomy Observations and Technology","score":0.9998999834060669,"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/T11946","display_name":"Antenna Design and Optimization","score":0.9934999942779541,"subfield":{"id":"https://openalex.org/subfields/2202","display_name":"Aerospace 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/T10931","display_name":"Direction-of-Arrival Estimation Techniques","score":0.9883999824523926,"subfield":{"id":"https://openalex.org/subfields/1711","display_name":"Signal Processing"},"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/lofar","display_name":"LOFAR","score":0.6484476327896118},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5921180844306946},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.580077052116394},{"id":"https://openalex.org/keywords/outlier","display_name":"Outlier","score":0.547960638999939},{"id":"https://openalex.org/keywords/a-priori-and-a-posteriori","display_name":"A priori and a posteriori","score":0.4895099401473999},{"id":"https://openalex.org/keywords/radio-astronomy","display_name":"Radio astronomy","score":0.4738907217979431},{"id":"https://openalex.org/keywords/gaussian","display_name":"Gaussian","score":0.45755067467689514},{"id":"https://openalex.org/keywords/gaussian-noise","display_name":"Gaussian noise","score":0.4530600309371948},{"id":"https://openalex.org/keywords/noise","display_name":"Noise (video)","score":0.4209933280944824},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.2863371968269348},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.2041569948196411},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.15060898661613464},{"id":"https://openalex.org/keywords/low-frequency","display_name":"Low frequency","score":0.12670624256134033}],"concepts":[{"id":"https://openalex.org/C2780590096","wikidata":"https://www.wikidata.org/wiki/Q104528246","display_name":"LOFAR","level":3,"score":0.6484476327896118},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5921180844306946},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.580077052116394},{"id":"https://openalex.org/C79337645","wikidata":"https://www.wikidata.org/wiki/Q779824","display_name":"Outlier","level":2,"score":0.547960638999939},{"id":"https://openalex.org/C75553542","wikidata":"https://www.wikidata.org/wiki/Q178161","display_name":"A priori and a posteriori","level":2,"score":0.4895099401473999},{"id":"https://openalex.org/C150143219","wikidata":"https://www.wikidata.org/wiki/Q4306","display_name":"Radio astronomy","level":2,"score":0.4738907217979431},{"id":"https://openalex.org/C163716315","wikidata":"https://www.wikidata.org/wiki/Q901177","display_name":"Gaussian","level":2,"score":0.45755067467689514},{"id":"https://openalex.org/C4199805","wikidata":"https://www.wikidata.org/wiki/Q2725903","display_name":"Gaussian noise","level":2,"score":0.4530600309371948},{"id":"https://openalex.org/C99498987","wikidata":"https://www.wikidata.org/wiki/Q2210247","display_name":"Noise (video)","level":3,"score":0.4209933280944824},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.2863371968269348},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.2041569948196411},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.15060898661613464},{"id":"https://openalex.org/C104892082","wikidata":"https://www.wikidata.org/wiki/Q17156810","display_name":"Low frequency","level":2,"score":0.12670624256134033},{"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/C44870925","wikidata":"https://www.wikidata.org/wiki/Q37547","display_name":"Astrophysics","level":1,"score":0.0},{"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}],"mesh":[],"locations_count":4,"locations":[{"id":"doi:10.1109/tsp.2017.2733496","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tsp.2017.2733496","pdf_url":null,"source":{"id":"https://openalex.org/S168680287","display_name":"IEEE Transactions on Signal Processing","issn_l":"1053-587X","issn":["1053-587X","1941-0476"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Signal Processing","raw_type":"journal-article"},{"id":"pmh:oai:tubiblio.ulb.tu-darmstadt.de:88438","is_oa":false,"landing_page_url":"http://tubiblio.ulb.tu-darmstadt.de/88438/","pdf_url":null,"source":{"id":"https://openalex.org/S4377196390","display_name":"TUbilio (Technical University of Darmstadt)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I31512782","host_organization_name":"Technische Universit\u00e4t Darmstadt","host_organization_lineage":["https://openalex.org/I31512782"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"acceptedVersion","is_accepted":true,"is_published":false,"raw_source_name":"","raw_type":"Artikel"},{"id":"pmh:oai:arXiv.org:1612.02023","is_oa":true,"landing_page_url":"http://arxiv.org/abs/1612.02023","pdf_url":"https://arxiv.org/pdf/1612.02023","source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":"2331-8422","issn":["2331-8422"],"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I205783295","host_organization_name":"Cornell University","host_organization_lineage":["https://openalex.org/I205783295"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"text"},{"id":"pmh:oai:HAL:hal-01572142v1","is_oa":true,"landing_page_url":"https://centralesupelec.hal.science/hal-01572142","pdf_url":null,"source":{"id":"https://openalex.org/S4306402512","display_name":"HAL (Le Centre pour la Communication Scientifique Directe)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I1294671590","host_organization_name":"Centre National de la Recherche Scientifique","host_organization_lineage":["https://openalex.org/I1294671590"],"host_organization_lineage_names":[],"type":"repository"},"license":"other-oa","license_id":"https://openalex.org/licenses/other-oa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"IEEE Transactions on Signal Processing, 2017, 65 (21), pp.5649-5660. ⟨10.1109/TSP.2017.2733496⟩","raw_type":"info:eu-repo/semantics/article"}],"best_oa_location":{"id":"pmh:oai:arXiv.org:1612.02023","is_oa":true,"landing_page_url":"http://arxiv.org/abs/1612.02023","pdf_url":"https://arxiv.org/pdf/1612.02023","source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":"2331-8422","issn":["2331-8422"],"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I205783295","host_organization_name":"Cornell University","host_organization_lineage":["https://openalex.org/I205783295"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"text"},"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G1675528880","display_name":"Machine learning for very large arrays in radiostronomy","funder_award_id":"ANR-14-CE23-0004","funder_id":"https://openalex.org/F4320320883","funder_display_name":"Agence Nationale de la Recherche"},{"id":"https://openalex.org/G5027824404","display_name":"Modern Adaptive Radar: Great Advances in Robust and Inference Techniques and Application","funder_award_id":"ANR-17-ASTR-0015","funder_id":"https://openalex.org/F4320320883","funder_display_name":"Agence Nationale de la Recherche"}],"funders":[{"id":"https://openalex.org/F4320320883","display_name":"Agence Nationale de la Recherche","ror":"https://ror.org/00rbzpz17"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":82,"referenced_works":["https://openalex.org/W86791300","https://openalex.org/W210359992","https://openalex.org/W1572831725","https://openalex.org/W1592743642","https://openalex.org/W1611306188","https://openalex.org/W1633529777","https://openalex.org/W1910115052","https://openalex.org/W1920110876","https://openalex.org/W1963799790","https://openalex.org/W1985690171","https://openalex.org/W1992511687","https://openalex.org/W1994186606","https://openalex.org/W2021233072","https://openalex.org/W2030454341","https://openalex.org/W2031532719","https://openalex.org/W2045378902","https://openalex.org/W2049633694","https://openalex.org/W2056636001","https://openalex.org/W2063698478","https://openalex.org/W2067145564","https://openalex.org/W2074115437","https://openalex.org/W2088744859","https://openalex.org/W2094831569","https://openalex.org/W2098130138","https://openalex.org/W2100602819","https://openalex.org/W2101179843","https://openalex.org/W2102117219","https://openalex.org/W2104738928","https://openalex.org/W2105675447","https://openalex.org/W2105785328","https://openalex.org/W2106630032","https://openalex.org/W2109363365","https://openalex.org/W2109533457","https://openalex.org/W2111540686","https://openalex.org/W2112169767","https://openalex.org/W2114964610","https://openalex.org/W2115384484","https://openalex.org/W2115489809","https://openalex.org/W2117712117","https://openalex.org/W2118632219","https://openalex.org/W2121165908","https://openalex.org/W2125504897","https://openalex.org/W2129106475","https://openalex.org/W2133522781","https://openalex.org/W2134263632","https://openalex.org/W2137181260","https://openalex.org/W2141194154","https://openalex.org/W2147626801","https://openalex.org/W2152516315","https://openalex.org/W2153134275","https://openalex.org/W2154191559","https://openalex.org/W2157374826","https://openalex.org/W2161192450","https://openalex.org/W2161503240","https://openalex.org/W2161623414","https://openalex.org/W2189948602","https://openalex.org/W2210084516","https://openalex.org/W2319242018","https://openalex.org/W2324309783","https://openalex.org/W2498094064","https://openalex.org/W2545914023","https://openalex.org/W2721172854","https://openalex.org/W2779292385","https://openalex.org/W2798766386","https://openalex.org/W2963476740","https://openalex.org/W2963722254","https://openalex.org/W3023201122","https://openalex.org/W3098745759","https://openalex.org/W3099158821","https://openalex.org/W3099401462","https://openalex.org/W3101657927","https://openalex.org/W3102932901","https://openalex.org/W3105319710","https://openalex.org/W4254313632","https://openalex.org/W4301014524","https://openalex.org/W6634019157","https://openalex.org/W6636600811","https://openalex.org/W6675973868","https://openalex.org/W6676084036","https://openalex.org/W6677859774","https://openalex.org/W6682438676","https://openalex.org/W6739656329"],"related_works":["https://openalex.org/W2896064847","https://openalex.org/W2132027201","https://openalex.org/W2157359579","https://openalex.org/W2592827700","https://openalex.org/W2162104047","https://openalex.org/W2963416687","https://openalex.org/W2098876315","https://openalex.org/W2749136840","https://openalex.org/W4297567050","https://openalex.org/W2127107309"],"abstract_inverted_index":{"The":[0],"development":[1],"of":[2,21,25,57,93,102,104,112,123,197],"new":[3,190],"phased-array":[4],"systems":[5],"in":[6,44,109,152,184],"radio":[7,113,137],"astronomy,":[8],"as":[9],"the":[10,15,55,59,64,85,100,105,110,121,141,160,166,195,214,226,230],"low-frequency":[11],"array":[12,18],"(LOFAR)":[13],"and":[14,27,53,73],"square":[16],"kilometre":[17],"(SKA),":[19],"formed":[20],"a":[22,41,69,86,90,169,178,218],"large":[23],"number":[24,92],"small":[26,91],"flexible":[28],"elementary":[29],"antennas":[30],"has":[31],"led":[32],"to":[33,46,80,117,128,149,156,209],"significant":[34],"challenges.":[35],"Among":[36],"them,":[37],"model":[38,82],"calibration":[39,83,180,232],"is":[40,78,146,182,192],"crucial":[42],"step":[43],"order":[45,155],"provide":[47],"accurate":[48],"and,":[49],"thus,":[50],"meaningful":[51],"images":[52],"requires":[54],"estimation":[56,204],"all":[58],"perturbation":[60],"effects":[61],"introduced":[62],"along":[63],"signal":[65],"propagation":[66],"path":[67],"for":[68,213],"specific":[70],"source":[71],"direction":[72],"antenna":[74],"position.":[75],"Usually,":[76],"it":[77],"common":[79],"perform":[81],"using":[84],"priori":[87],"knowledge":[88],"regarding":[89],"known":[94,116],"strong":[95],"calibrator":[96],"sources":[97,134],"but":[98],"under":[99],"assumption":[101,145],"Gaussianity":[103],"noise.":[106],"Nevertheless,":[107],"observations":[108],"context":[111],"astronomy":[114],"are":[115,126],"be":[118],"affected":[119],"by":[120],"presence":[122],"outliers,":[124],"which":[125],"due":[127],"several":[129],"causes,":[130],"e.g.,":[131],"weak":[132],"non-calibrator":[133],"or":[135],"man-made":[136],"frequency":[138],"interferences.":[139],"Consequently,":[140],"classical":[142],"Gaussian":[143],"noise":[144,167],"violated":[147],"leading":[148],"severe":[150],"degradation":[151],"performances.":[153],"In":[154],"take":[157],"into":[158],"account":[159],"outlier":[161],"effects,":[162],"we":[163],"assume":[164],"that":[165,206,225],"follows":[168],"spherically":[170],"invariant":[171],"random":[172],"distribution.":[173],"Based":[174],"on":[175,194],"this":[176,185,189],"modeling,":[177],"robust":[179],"algorithm":[181,228],"presented":[183],"paper.":[186],"More":[187],"precisely,":[188],"scheme":[191],"based":[193],"design":[196],"an":[198],"iterative":[199],"relaxed":[200],"concentrated":[201],"maximum":[202],"likelihood":[203],"procedure":[205],"allows":[207],"us":[208],"obtain":[210],"closed-form":[211],"expressions":[212],"unknown":[215],"parameters":[216],"with":[217],"reasonable":[219],"computational":[220],"cost.":[221],"Numerical":[222],"simulations":[223],"reveal":[224],"proposed":[227],"outperforms":[229],"state-of-the-art":[231],"techniques.":[233]},"counts_by_year":[{"year":2024,"cited_by_count":1},{"year":2023,"cited_by_count":3},{"year":2022,"cited_by_count":2},{"year":2021,"cited_by_count":2},{"year":2020,"cited_by_count":2},{"year":2019,"cited_by_count":5},{"year":2018,"cited_by_count":7},{"year":2017,"cited_by_count":4}],"updated_date":"2026-07-28T07:46:37.118299","created_date":"2025-10-10T00:00:00"}