{"id":"https://openalex.org/W2028190981","doi":"https://doi.org/10.3390/rs5020631","title":"Sparse Frequency Diverse MIMO Radar Imaging for Off-Grid Target Based on Adaptive Iterative MAP","display_name":"Sparse Frequency Diverse MIMO Radar Imaging for Off-Grid Target Based on Adaptive Iterative MAP","publication_year":2013,"publication_date":"2013-02-04","ids":{"openalex":"https://openalex.org/W2028190981","doi":"https://doi.org/10.3390/rs5020631","mag":"2028190981"},"language":"en","primary_location":{"id":"doi:10.3390/rs5020631","is_oa":true,"landing_page_url":"https://doi.org/10.3390/rs5020631","pdf_url":"https://www.mdpi.com/2072-4292/5/2/631/pdf?version=1403131596","source":{"id":"https://openalex.org/S43295729","display_name":"Remote Sensing","issn_l":"2072-4292","issn":["2072-4292"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310310987","host_organization_name":"Multidisciplinary Digital Publishing Institute","host_organization_lineage":["https://openalex.org/P4310310987"],"host_organization_lineage_names":["Multidisciplinary Digital Publishing Institute"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Remote Sensing","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","doaj"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://www.mdpi.com/2072-4292/5/2/631/pdf?version=1403131596","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5102085422","display_name":"Xuezhi He","orcid":null},"institutions":[{"id":"https://openalex.org/I126520041","display_name":"University of Science and Technology of China","ror":"https://ror.org/04c4dkn09","country_code":"CN","type":"education","lineage":["https://openalex.org/I126520041","https://openalex.org/I19820366"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Xuezhi He","raw_affiliation_strings":["Department of Electronic Engineering and Information Science, University of Science and Technology of China, Hefei 230027, Anhui, China"],"affiliations":[{"raw_affiliation_string":"Department of Electronic Engineering and Information Science, University of Science and Technology of China, Hefei 230027, Anhui, China","institution_ids":["https://openalex.org/I126520041"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5062732327","display_name":"Changchang Liu","orcid":"https://orcid.org/0000-0003-4594-4577"},"institutions":[{"id":"https://openalex.org/I126520041","display_name":"University of Science and Technology of China","ror":"https://ror.org/04c4dkn09","country_code":"CN","type":"education","lineage":["https://openalex.org/I126520041","https://openalex.org/I19820366"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Changchang Liu","raw_affiliation_strings":["Department of Electronic Engineering and Information Science, University of Science and Technology of China, Hefei 230027, Anhui, China"],"affiliations":[{"raw_affiliation_string":"Department of Electronic Engineering and Information Science, University of Science and Technology of China, Hefei 230027, Anhui, China","institution_ids":["https://openalex.org/I126520041"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100755582","display_name":"Bo Liu","orcid":"https://orcid.org/0000-0002-1150-3709"},"institutions":[{"id":"https://openalex.org/I126520041","display_name":"University of Science and Technology of China","ror":"https://ror.org/04c4dkn09","country_code":"CN","type":"education","lineage":["https://openalex.org/I126520041","https://openalex.org/I19820366"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Bo Liu","raw_affiliation_strings":["Department of Electronic Engineering and Information Science, University of Science and Technology of China, Hefei 230027, Anhui, China"],"affiliations":[{"raw_affiliation_string":"Department of Electronic Engineering and Information Science, University of Science and Technology of China, Hefei 230027, Anhui, China","institution_ids":["https://openalex.org/I126520041"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5011830721","display_name":"Dongjin Wang","orcid":"https://orcid.org/0000-0001-6499-1972"},"institutions":[{"id":"https://openalex.org/I126520041","display_name":"University of Science and Technology of China","ror":"https://ror.org/04c4dkn09","country_code":"CN","type":"education","lineage":["https://openalex.org/I126520041","https://openalex.org/I19820366"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Dongjin Wang","raw_affiliation_strings":["Department of Electronic Engineering and Information Science, University of Science and Technology of China, Hefei 230027, Anhui, China"],"affiliations":[{"raw_affiliation_string":"Department of Electronic Engineering and Information Science, University of Science and Technology of China, Hefei 230027, Anhui, China","institution_ids":["https://openalex.org/I126520041"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5102085422"],"corresponding_institution_ids":["https://openalex.org/I126520041"],"apc_list":{"value":2500,"currency":"CHF","value_usd":2707},"apc_paid":{"value":2500,"currency":"CHF","value_usd":2707},"fwci":2.3981,"has_fulltext":true,"cited_by_count":32,"citation_normalized_percentile":{"value":0.87869575,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":94,"max":99},"biblio":{"volume":"5","issue":"2","first_page":"631","last_page":"647"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11739","display_name":"Microwave Imaging and Scattering Analysis","score":0.9998000264167786,"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"}},"topics":[{"id":"https://openalex.org/T11739","display_name":"Microwave Imaging and Scattering Analysis","score":0.9998000264167786,"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"}},{"id":"https://openalex.org/T11038","display_name":"Advanced SAR Imaging Techniques","score":0.9995999932289124,"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/T10891","display_name":"Radar Systems and Signal Processing","score":0.9994000196456909,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7050989866256714},{"id":"https://openalex.org/keywords/initialization","display_name":"Initialization","score":0.66839599609375},{"id":"https://openalex.org/keywords/mimo","display_name":"MIMO","score":0.5521079301834106},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.529433012008667},{"id":"https://openalex.org/keywords/radar-imaging","display_name":"Radar imaging","score":0.48845306038856506},{"id":"https://openalex.org/keywords/grid","display_name":"Grid","score":0.4751018285751343},{"id":"https://openalex.org/keywords/radar","display_name":"Radar","score":0.4680958092212677},{"id":"https://openalex.org/keywords/discretization","display_name":"Discretization","score":0.4274013936519623},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.3209890127182007},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.27943122386932373},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.1815628707408905},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.1660744845867157}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7050989866256714},{"id":"https://openalex.org/C114466953","wikidata":"https://www.wikidata.org/wiki/Q6034165","display_name":"Initialization","level":2,"score":0.66839599609375},{"id":"https://openalex.org/C207987634","wikidata":"https://www.wikidata.org/wiki/Q176862","display_name":"MIMO","level":3,"score":0.5521079301834106},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.529433012008667},{"id":"https://openalex.org/C10929652","wikidata":"https://www.wikidata.org/wiki/Q7279985","display_name":"Radar imaging","level":3,"score":0.48845306038856506},{"id":"https://openalex.org/C187691185","wikidata":"https://www.wikidata.org/wiki/Q2020720","display_name":"Grid","level":2,"score":0.4751018285751343},{"id":"https://openalex.org/C554190296","wikidata":"https://www.wikidata.org/wiki/Q47528","display_name":"Radar","level":2,"score":0.4680958092212677},{"id":"https://openalex.org/C73000952","wikidata":"https://www.wikidata.org/wiki/Q17007827","display_name":"Discretization","level":2,"score":0.4274013936519623},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.3209890127182007},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.27943122386932373},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.1815628707408905},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.1660744845867157},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.0},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.0},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.0}],"mesh":[],"locations_count":3,"locations":[{"id":"doi:10.3390/rs5020631","is_oa":true,"landing_page_url":"https://doi.org/10.3390/rs5020631","pdf_url":"https://www.mdpi.com/2072-4292/5/2/631/pdf?version=1403131596","source":{"id":"https://openalex.org/S43295729","display_name":"Remote Sensing","issn_l":"2072-4292","issn":["2072-4292"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310310987","host_organization_name":"Multidisciplinary Digital Publishing Institute","host_organization_lineage":["https://openalex.org/P4310310987"],"host_organization_lineage_names":["Multidisciplinary Digital Publishing Institute"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Remote Sensing","raw_type":"journal-article"},{"id":"pmh:oai:doaj.org/article:e00c5ae0007348378dc49db803315ef5","is_oa":true,"landing_page_url":"https://doaj.org/article/e00c5ae0007348378dc49db803315ef5","pdf_url":null,"source":{"id":"https://openalex.org/S112646816","display_name":"SHILAP Revista de lepidopterolog\u00eda","issn_l":"0300-5267","issn":["0300-5267","2340-4078"],"is_oa":true,"is_in_doaj":true,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"journal"},"license":"cc-by-sa","license_id":"https://openalex.org/licenses/cc-by-sa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Remote Sensing, Vol 5, Iss 2, Pp 631-647 (2013)","raw_type":"article"},{"id":"pmh:oai:mdpi.com:/2072-4292/5/2/631/","is_oa":true,"landing_page_url":"https://dx.doi.org/10.3390/rs5020631","pdf_url":null,"source":{"id":"https://openalex.org/S4306400947","display_name":"MDPI (MDPI AG)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I4210097602","host_organization_name":"Multidisciplinary Digital Publishing Institute (Switzerland)","host_organization_lineage":["https://openalex.org/I4210097602"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Remote Sensing","raw_type":"Text"}],"best_oa_location":{"id":"doi:10.3390/rs5020631","is_oa":true,"landing_page_url":"https://doi.org/10.3390/rs5020631","pdf_url":"https://www.mdpi.com/2072-4292/5/2/631/pdf?version=1403131596","source":{"id":"https://openalex.org/S43295729","display_name":"Remote Sensing","issn_l":"2072-4292","issn":["2072-4292"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310310987","host_organization_name":"Multidisciplinary Digital Publishing Institute","host_organization_lineage":["https://openalex.org/P4310310987"],"host_organization_lineage_names":["Multidisciplinary Digital Publishing Institute"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Remote Sensing","raw_type":"journal-article"},"sustainable_development_goals":[{"score":0.5400000214576721,"id":"https://metadata.un.org/sdg/7","display_name":"Affordable and clean energy"}],"awards":[],"funders":[],"has_content":{"grobid_xml":true,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W2028190981.pdf","grobid_xml":"https://content.openalex.org/works/W2028190981.grobid-xml"},"referenced_works_count":31,"referenced_works":["https://openalex.org/W765818021","https://openalex.org/W1456868516","https://openalex.org/W1527747735","https://openalex.org/W1573425436","https://openalex.org/W1615912037","https://openalex.org/W1980874175","https://openalex.org/W1986754959","https://openalex.org/W2016546886","https://openalex.org/W2028823365","https://openalex.org/W2030872960","https://openalex.org/W2066553830","https://openalex.org/W2071284784","https://openalex.org/W2106628888","https://openalex.org/W2120596570","https://openalex.org/W2122315118","https://openalex.org/W2123457453","https://openalex.org/W2128535524","https://openalex.org/W2135780853","https://openalex.org/W2138265962","https://openalex.org/W2140401166","https://openalex.org/W2148154358","https://openalex.org/W2151667873","https://openalex.org/W2162876243","https://openalex.org/W2169652966","https://openalex.org/W2170962921","https://openalex.org/W2565293665","https://openalex.org/W2594929476","https://openalex.org/W3108418035","https://openalex.org/W3122639836","https://openalex.org/W6636488169","https://openalex.org/W6675905067"],"related_works":["https://openalex.org/W3204184292","https://openalex.org/W3176564347","https://openalex.org/W1985458517","https://openalex.org/W2355833770","https://openalex.org/W3031039437","https://openalex.org/W3095877357","https://openalex.org/W183202219","https://openalex.org/W4313855562","https://openalex.org/W2091422131","https://openalex.org/W2742737769"],"abstract_inverted_index":{"The":[0,125],"frequency":[1,15],"diverse":[2],"multiple-input-multiple-output":[3],"(FD-MIMO)":[4],"radar":[5,20,110],"synthesizes":[6],"a":[7,91,102],"wideband":[8],"waveform":[9],"by":[10,52],"transmitting":[11],"and":[12,39,45,122,127],"receiving":[13],"multiple":[14],"signals":[16],"simultaneously.":[17],"For":[18],"FD-MIMO":[19,109],"imaging,":[21],"conventional":[22],"imaging":[23,33,47],"methods":[24],"based":[25,65],"on":[26,66],"Matched":[27],"Filter":[28],"(MF)":[29],"cannot":[30],"enjoy":[31],"good":[32,60],"performance":[34,48,63,84],"owing":[35],"to":[36,141],"the":[37,54,57,67,70,73,78,83,106,128,131,143,146],"few":[38],"incomplete":[40],"wavenumber-domain":[41],"coverage.":[42],"Higher":[43],"resolution":[44],"better":[46],"can":[49],"be":[50],"obtained":[51],"exploiting":[53],"sparsity":[55],"of":[56,72,94,130,145],"target.":[58],"However,":[59],"sparse":[61,95,117],"recovery":[62,98],"is":[64],"assumption":[68],"that":[69],"scatterers":[71],"target":[74],"are":[75,133,138],"positioned":[76],"at":[77],"pre-discretized":[79],"grid":[80],"locations;":[81],"otherwise,":[82],"would":[85],"significantly":[86],"degrade.":[87],"Here,":[88],"we":[89],"propose":[90],"novel":[92],"approach":[93],"adaptive":[96],"calibration":[97,121],"via":[99],"iterative":[100],"maximum":[101],"posteriori":[103],"(SACR-iMAP)":[104],"for":[105],"general":[107],"off-grid":[108,119],"imaging.":[111],"SACR-iMAP":[112],"contains":[113],"three":[114],"loop":[115],"stages:":[116],"recovery,":[118],"errors":[120],"parameter":[123],"update.":[124],"convergence":[126],"initialization":[129],"method":[132],"also":[134],"discussed.":[135],"Numerical":[136],"simulations":[137],"carried":[139],"out":[140],"verify":[142],"effectiveness":[144],"proposed":[147],"method.":[148]},"counts_by_year":[{"year":2024,"cited_by_count":2},{"year":2021,"cited_by_count":5},{"year":2019,"cited_by_count":3},{"year":2018,"cited_by_count":7},{"year":2017,"cited_by_count":3},{"year":2016,"cited_by_count":6},{"year":2015,"cited_by_count":4},{"year":2014,"cited_by_count":2}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2016-06-24T00:00:00"}