{"id":"https://openalex.org/W2887654395","doi":"https://doi.org/10.1109/icassp.2018.8462501","title":"Grid-Free Direction-of-Arrival Estimation with Compressed Sensing and Arbitrary Antenna Arrays","display_name":"Grid-Free Direction-of-Arrival Estimation with Compressed Sensing and Arbitrary Antenna Arrays","publication_year":2018,"publication_date":"2018-04-01","ids":{"openalex":"https://openalex.org/W2887654395","doi":"https://doi.org/10.1109/icassp.2018.8462501","mag":"2887654395"},"language":"en","primary_location":{"id":"doi:10.1109/icassp.2018.8462501","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icassp.2018.8462501","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2018 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP)","raw_type":"proceedings-article"},"type":"conference-paper","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/A5011824238","display_name":"Sebastian Semper","orcid":"https://orcid.org/0000-0002-2610-7389"},"institutions":[{"id":"https://openalex.org/I119449181","display_name":"Technische Universit\u00e4t Ilmenau","ror":"https://ror.org/01weqhp73","country_code":"DE","type":"education","lineage":["https://openalex.org/I119449181"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Sebastian Semper","raw_affiliation_strings":["Technischc Universit\u00e4t Ilmenau, Institute for Mathematics, Ilmenau, Germany"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Technischc Universit\u00e4t Ilmenau, Institute for Mathematics, Ilmenau, Germany","institution_ids":["https://openalex.org/I119449181"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5032968609","display_name":"Florian Roemer","orcid":"https://orcid.org/0000-0002-6403-6489"},"institutions":[{"id":"https://openalex.org/I119449181","display_name":"Technische Universit\u00e4t Ilmenau","ror":"https://ror.org/01weqhp73","country_code":"DE","type":"education","lineage":["https://openalex.org/I119449181"]},{"id":"https://openalex.org/I202367325","display_name":"Oldenburger Institut f\u00fcr Informatik","ror":"https://ror.org/003sav189","country_code":"DE","type":"facility","lineage":["https://openalex.org/I202367325"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Florian Roemer","raw_affiliation_strings":["Technische Universit\u00e4t Ilmenau, Institute for Information Technology, Ilmenau, Germany"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Technische Universit\u00e4t Ilmenau, Institute for Information Technology, Ilmenau, Germany","institution_ids":["https://openalex.org/I119449181","https://openalex.org/I202367325"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5006607273","display_name":"Thomas Hotz","orcid":null},"institutions":[{"id":"https://openalex.org/I119449181","display_name":"Technische Universit\u00e4t Ilmenau","ror":"https://ror.org/01weqhp73","country_code":"DE","type":"education","lineage":["https://openalex.org/I119449181"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Thomas Hotz","raw_affiliation_strings":["Technischc Universit\u00e4t Ilmenau, Institute for Mathematics, Ilmenau, Germany"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Technischc Universit\u00e4t Ilmenau, Institute for Mathematics, Ilmenau, Germany","institution_ids":["https://openalex.org/I119449181"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5086574243","display_name":"Giovanni Del Galdo","orcid":"https://orcid.org/0000-0002-7195-4253"},"institutions":[{"id":"https://openalex.org/I119449181","display_name":"Technische Universit\u00e4t Ilmenau","ror":"https://ror.org/01weqhp73","country_code":"DE","type":"education","lineage":["https://openalex.org/I119449181"]},{"id":"https://openalex.org/I202367325","display_name":"Oldenburger Institut f\u00fcr Informatik","ror":"https://ror.org/003sav189","country_code":"DE","type":"facility","lineage":["https://openalex.org/I202367325"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Giovanni Del Galdo","raw_affiliation_strings":["Technische Universit\u00e4t Ilmenau, Institute for Information Technology, Ilmenau, Germany"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Technische Universit\u00e4t Ilmenau, Institute for Information Technology, Ilmenau, Germany","institution_ids":["https://openalex.org/I119449181","https://openalex.org/I202367325"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":2.1648,"has_fulltext":false,"cited_by_count":19,"citation_normalized_percentile":{"value":0.89085546,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":99},"biblio":{"volume":"138","issue":null,"first_page":"3251","last_page":"3255"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10931","display_name":"Direction-of-Arrival Estimation Techniques","score":0.9998000264167786,"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"}},"topics":[{"id":"https://openalex.org/T10931","display_name":"Direction-of-Arrival Estimation Techniques","score":0.9998000264167786,"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"}},{"id":"https://openalex.org/T10500","display_name":"Sparse and Compressive Sensing Techniques","score":0.9991000294685364,"subfield":{"id":"https://openalex.org/subfields/2206","display_name":"Computational Mechanics"},"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/T11739","display_name":"Microwave Imaging and Scattering Analysis","score":0.9976000189781189,"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/computer-science","display_name":"Computer science","score":0.640245795249939},{"id":"https://openalex.org/keywords/compressed-sensing","display_name":"Compressed sensing","score":0.6205870509147644},{"id":"https://openalex.org/keywords/antenna-array","display_name":"Antenna array","score":0.5672191977500916},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.5382798314094543},{"id":"https://openalex.org/keywords/antenna","display_name":"Antenna (radio)","score":0.5271986126899719},{"id":"https://openalex.org/keywords/direction-of-arrival","display_name":"Direction of arrival","score":0.4980447292327881},{"id":"https://openalex.org/keywords/gaussian","display_name":"Gaussian","score":0.4711540937423706},{"id":"https://openalex.org/keywords/grid","display_name":"Grid","score":0.4692615866661072},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.2812764346599579},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.22764533758163452},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.14503678679466248},{"id":"https://openalex.org/keywords/geometry","display_name":"Geometry","score":0.08596464991569519}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.640245795249939},{"id":"https://openalex.org/C124851039","wikidata":"https://www.wikidata.org/wiki/Q2665459","display_name":"Compressed sensing","level":2,"score":0.6205870509147644},{"id":"https://openalex.org/C62191587","wikidata":"https://www.wikidata.org/wiki/Q4771249","display_name":"Antenna array","level":3,"score":0.5672191977500916},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.5382798314094543},{"id":"https://openalex.org/C21822782","wikidata":"https://www.wikidata.org/wiki/Q131214","display_name":"Antenna (radio)","level":2,"score":0.5271986126899719},{"id":"https://openalex.org/C172051844","wikidata":"https://www.wikidata.org/wiki/Q5280438","display_name":"Direction of arrival","level":3,"score":0.4980447292327881},{"id":"https://openalex.org/C163716315","wikidata":"https://www.wikidata.org/wiki/Q901177","display_name":"Gaussian","level":2,"score":0.4711540937423706},{"id":"https://openalex.org/C187691185","wikidata":"https://www.wikidata.org/wiki/Q2020720","display_name":"Grid","level":2,"score":0.4692615866661072},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.2812764346599579},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.22764533758163452},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.14503678679466248},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.08596464991569519},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0}],"mesh":[],"locations_count":3,"locations":[{"id":"doi:10.1109/icassp.2018.8462501","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icassp.2018.8462501","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2018 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP)","raw_type":"proceedings-article"},{"id":"pmh:oai:fraunhofer.de:N-520113","is_oa":false,"landing_page_url":"http://publica.fraunhofer.de/documents/N-520113.html","pdf_url":null,"source":{"id":"https://openalex.org/S4306400801","display_name":"Publikationsdatenbank der Fraunhofer-Gesellschaft (Fraunhofer-Gesellschaft)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I4923324","host_organization_name":"Fraunhofer-Gesellschaft","host_organization_lineage":["https://openalex.org/I4923324"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Fraunhofer IIS","raw_type":"Conference Paper"},{"id":"pmh:oai:publica.fraunhofer.de:publica/403167","is_oa":false,"landing_page_url":"https://publica.fraunhofer.de/handle/publica/403167","pdf_url":null,"source":{"id":"https://openalex.org/S4306400318","display_name":"Fraunhofer-Publica (Fraunhofer-Gesellschaft)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I4923324","host_organization_name":"Fraunhofer-Gesellschaft","host_organization_lineage":["https://openalex.org/I4923324"],"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":"conference paper"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":13,"referenced_works":["https://openalex.org/W1999867771","https://openalex.org/W2003322698","https://openalex.org/W2090989552","https://openalex.org/W2103519107","https://openalex.org/W2113642685","https://openalex.org/W2119667497","https://openalex.org/W2162654459","https://openalex.org/W2162876243","https://openalex.org/W2563671062","https://openalex.org/W2565293665","https://openalex.org/W2963096910","https://openalex.org/W2964325628","https://openalex.org/W4245577611"],"related_works":["https://openalex.org/W1502194460","https://openalex.org/W2172110403","https://openalex.org/W4376608380","https://openalex.org/W2517787832","https://openalex.org/W2130116177","https://openalex.org/W2074954788","https://openalex.org/W4316658506","https://openalex.org/W2114845579","https://openalex.org/W2289436013","https://openalex.org/W200518853"],"abstract_inverted_index":{"We":[0,13,105],"study":[1],"the":[2,37,43,101,109,120,125,128],"problem":[3,22],"of":[4,6,42,96,100,112,116,122,127],"direction":[5],"arrival":[7],"estimation":[8,21,69],"for":[9,108],"arbitrary":[10,53,82],"antenna":[11,59,83,129],"arrays.":[12,60,84],"formulate":[14],"it":[15,25],"as":[16,55,57],"a":[17,27,113],"continuous":[18],"line":[19],"spectral":[20],"and":[23,124],"solve":[24],"under":[26],"sparsity":[28],"prior":[29],"without":[30],"any":[31,139],"gridding":[32],"assumptions.":[33],"Moreover,":[34],"we":[35],"incorporate":[36,91],"array's":[38],"beampattern":[39],"in":[40,94],"form":[41,95],"Effective":[44],"Aperture":[45],"Distribution":[46],"Function":[47],"(EADF),":[48],"which":[49],"allows":[50,89],"to":[51,77,81,90,135],"use":[52],"(synthetic":[54],"well":[56],"measured)":[58],"This":[61],"generalizes":[62],"known":[63],"atomic":[64],"norm":[65],"based":[66],"grid-free":[67],"DOA":[68],"methods":[70],"(that":[71],"have":[72],"so":[73],"far":[74],"been":[75],"limited":[76],"uniformly":[78],"spaced":[79],"arrays)":[80],"In":[85],"addition,":[86],"our":[87],"formulation":[88],"compressed":[92],"sensing":[93],"special":[97],"linear":[98],"combinations":[99],"antennas'":[102],"output":[103],"ports.":[104],"provide":[106],"conditions":[107],"successful":[110],"reconstruction":[111],"certain":[114],"number":[115],"targets":[117],"depending":[118],"on":[119],"amount":[121],"compression":[123],"EADF":[126],"array.":[130],"Our":[131],"results":[132],"are":[133],"applicable":[134],"measurement":[136],"matrices":[137],"from":[138],"sub-Gaussian":[140],"distribution.":[141]},"counts_by_year":[{"year":2024,"cited_by_count":1},{"year":2023,"cited_by_count":2},{"year":2022,"cited_by_count":4},{"year":2021,"cited_by_count":5},{"year":2019,"cited_by_count":6},{"year":2018,"cited_by_count":1}],"updated_date":"2026-07-29T14:22:42.915294","created_date":"2025-10-10T00:00:00"}
