{"id":"https://openalex.org/W2044480611","doi":"https://doi.org/10.1109/iscas.2010.5537576","title":"Linear sparse array synthesis via convex optimization","display_name":"Linear sparse array synthesis via convex optimization","publication_year":2010,"publication_date":"2010-05-01","ids":{"openalex":"https://openalex.org/W2044480611","doi":"https://doi.org/10.1109/iscas.2010.5537576","mag":"2044480611"},"language":"en","primary_location":{"id":"doi:10.1109/iscas.2010.5537576","is_oa":false,"landing_page_url":"https://doi.org/10.1109/iscas.2010.5537576","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of 2010 IEEE International Symposium on Circuits and Systems","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/A5108056229","display_name":"Ling Cen","orcid":"https://orcid.org/0000-0002-1674-1052"},"institutions":[{"id":"https://openalex.org/I115228651","display_name":"Agency for Science, Technology and Research","ror":"https://ror.org/036wvzt09","country_code":"SG","type":"government","lineage":["https://openalex.org/I115228651"]},{"id":"https://openalex.org/I3005327000","display_name":"Institute for Infocomm Research","ror":"https://ror.org/053rfa017","country_code":"SG","type":"facility","lineage":["https://openalex.org/I115228651","https://openalex.org/I3005327000","https://openalex.org/I91275662"]}],"countries":["SG"],"is_corresponding":false,"raw_author_name":"Ling Cen","raw_affiliation_strings":["Institute of Infocomm Research, Agency for Science, Technology and Research, Singapore","Institute for Infocomm Research, A\u2217STAR, Singapore 138632"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Institute of Infocomm Research, Agency for Science, Technology and Research, Singapore","institution_ids":["https://openalex.org/I115228651","https://openalex.org/I3005327000"]},{"raw_affiliation_string":"Institute for Infocomm Research, A\u2217STAR, Singapore 138632","institution_ids":["https://openalex.org/I115228651","https://openalex.org/I3005327000"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5113686034","display_name":"Wee Ser","orcid":null},"institutions":[{"id":"https://openalex.org/I172675005","display_name":"Nanyang Technological University","ror":"https://ror.org/02e7b5302","country_code":"SG","type":"education","lineage":["https://openalex.org/I172675005"]}],"countries":["SG"],"is_corresponding":false,"raw_author_name":"Wee Ser","raw_affiliation_strings":["School of EEE, Nanyang Technological University, Singapore","School of EEE, Nanyang Technological university, Singapore 639798"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of EEE, Nanyang Technological University, Singapore","institution_ids":["https://openalex.org/I172675005"]},{"raw_affiliation_string":"School of EEE, Nanyang Technological university, Singapore 639798","institution_ids":["https://openalex.org/I172675005"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5041443277","display_name":"Wei Cen","orcid":"https://orcid.org/0000-0001-9418-8988"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Wei Cen","raw_affiliation_strings":["Elektrotechnik GmbH, Kassel, Germany","Elektrotechnik GmbH, Postfach 410150, 34063 Kassel, Germany"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Elektrotechnik GmbH, Kassel, Germany","institution_ids":[]},{"raw_affiliation_string":"Elektrotechnik GmbH, Postfach 410150, 34063 Kassel, Germany","institution_ids":[]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5059725501","display_name":"Zhu Liang Yu","orcid":"https://orcid.org/0000-0002-5502-8321"},"institutions":[{"id":"https://openalex.org/I90610280","display_name":"South China University of Technology","ror":"https://ror.org/0530pts50","country_code":"CN","type":"education","lineage":["https://openalex.org/I90610280"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Zhu Liang Yu","raw_affiliation_strings":["College of Automation Science and Engineering, South China University of Technology, China","College of Automation Science and Engineering, South China University of Technology, China 510641"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"College of Automation Science and Engineering, South China University of Technology, China","institution_ids":["https://openalex.org/I90610280"]},{"raw_affiliation_string":"College of Automation Science and Engineering, South China University of Technology, China 510641","institution_ids":["https://openalex.org/I90610280"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":4,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":false,"cited_by_count":23,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"4233","last_page":"4236"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11946","display_name":"Antenna Design and Optimization","score":1.0,"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"}},"topics":[{"id":"https://openalex.org/T11946","display_name":"Antenna Design and Optimization","score":1.0,"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":0.9894999861717224,"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/T12450","display_name":"Radio Astronomy Observations and Technology","score":0.9889000058174133,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/sparse-array","display_name":"Sparse array","score":0.8530145287513733},{"id":"https://openalex.org/keywords/convex-optimization","display_name":"Convex optimization","score":0.647569477558136},{"id":"https://openalex.org/keywords/sensor-array","display_name":"Sensor array","score":0.5469605326652527},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.5345178246498108},{"id":"https://openalex.org/keywords/optimization-problem","display_name":"Optimization problem","score":0.473471075296402},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.4263719916343689},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.4176490604877472},{"id":"https://openalex.org/keywords/regular-polygon","display_name":"Regular polygon","score":0.387844979763031},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.3247019648551941}],"concepts":[{"id":"https://openalex.org/C145177509","wikidata":"https://www.wikidata.org/wiki/Q1050404","display_name":"Sparse array","level":2,"score":0.8530145287513733},{"id":"https://openalex.org/C157972887","wikidata":"https://www.wikidata.org/wiki/Q463359","display_name":"Convex optimization","level":3,"score":0.647569477558136},{"id":"https://openalex.org/C66251956","wikidata":"https://www.wikidata.org/wiki/Q7451086","display_name":"Sensor array","level":2,"score":0.5469605326652527},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.5345178246498108},{"id":"https://openalex.org/C137836250","wikidata":"https://www.wikidata.org/wiki/Q984063","display_name":"Optimization problem","level":2,"score":0.473471075296402},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.4263719916343689},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.4176490604877472},{"id":"https://openalex.org/C112680207","wikidata":"https://www.wikidata.org/wiki/Q714886","display_name":"Regular polygon","level":2,"score":0.387844979763031},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.3247019648551941},{"id":"https://openalex.org/C119857082","wikidata":"https://www.wikidata.org/wiki/Q2539","display_name":"Machine learning","level":1,"score":0.0},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/iscas.2010.5537576","is_oa":false,"landing_page_url":"https://doi.org/10.1109/iscas.2010.5537576","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of 2010 IEEE International Symposium on Circuits and Systems","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":20,"referenced_works":["https://openalex.org/W1957250586","https://openalex.org/W2001491786","https://openalex.org/W2036987402","https://openalex.org/W2096086255","https://openalex.org/W2101572791","https://openalex.org/W2106304262","https://openalex.org/W2106547358","https://openalex.org/W2109806961","https://openalex.org/W2125230481","https://openalex.org/W2127303624","https://openalex.org/W2138157846","https://openalex.org/W2139548979","https://openalex.org/W2142072015","https://openalex.org/W2153441899","https://openalex.org/W2153909896","https://openalex.org/W2162076350","https://openalex.org/W2165518466","https://openalex.org/W2296319761","https://openalex.org/W4250589301","https://openalex.org/W6678910363"],"related_works":["https://openalex.org/W4307114811","https://openalex.org/W2005303119","https://openalex.org/W4286587386","https://openalex.org/W3160761520","https://openalex.org/W4281750884","https://openalex.org/W2044480611","https://openalex.org/W3195548820","https://openalex.org/W2026305565","https://openalex.org/W3153752017","https://openalex.org/W2792336043"],"abstract_inverted_index":{"Due":[0],"to":[1,18,97,147,159,173,191],"the":[2,48,59,80,108,111,124,127,130,154,165,175],"constraint":[3],"on":[4],"half-wavelength":[5],"inter-element":[6],"spacing":[7],"of":[8,38,50,68,82,110,132,156,205],"a":[9,51,55,76,88,213],"uniformly":[10,44,214],"spaced":[11,45,215],"array,":[12],"sparse":[13,26,52,83,192],"arrays":[14,27,84],"are":[15,95],"usually":[16],"designed":[17],"be":[19,188,208],"non-uniformly":[20],"spaced.":[21],"Through":[22],"proper":[23],"design,":[24],"unequally-spaced":[25],"can":[28,187,207],"have":[29],"higher":[30,203],"spatial":[31],"resolution,":[32],"lower":[33,200],"sidelobe":[34],"and":[35,126,202],"less":[36],"number":[37],"sensors":[39,142],"required":[40],"in":[41,167,210],"comparison":[42,211],"with":[43,143,178,195,212],"arrays.":[46],"However,":[47],"synthesis":[49,77,194],"array":[53,60,93,112,135,193],"is":[54,62,85,136],"non-convex":[56,168],"process":[57],"as":[58,87,104,106],"beampattern":[61],"an":[63,115],"exponential":[64],"or":[65],"trigonometric":[66],"function":[67,117],"sensor":[69,160],"positions.":[70],"In":[71],"this":[72],"paper,":[73],"we":[74],"propose":[75],"scheme,":[78],"where":[79],"design":[81,151],"formulated":[86],"convex":[89],"optimization":[90,157,169],"problem.":[91],"The":[92,149],"weights":[94,144],"optimized":[96],"achieve":[98],"minimum":[99],"Peak":[100],"Sidelobe":[101],"Level":[102],"(PSL)":[103],"well":[105],"maximizing":[107],"sparsity":[109,131],"by":[113,139],"optimizing":[114],"objective":[116],"that":[118,170,185],"includes":[119],"two":[120],"terms,":[121],"one":[122],"measures":[123,129],"PSL":[125,201],"other":[128],"array.":[133,216],"Sparse":[134],"then":[137],"obtained":[138],"removing":[140],"those":[141],"approximately":[145],"equal":[146],"zero.":[148],"proposed":[150],"scheme":[152],"eliminates":[153],"need":[155],"according":[158],"positions,":[161],"which":[162],"consequently":[163],"solves":[164],"problem":[166],"cannot":[171],"guarantee":[172],"find":[174],"optimum":[176],"solution":[177],"reasonable":[179],"computation":[180],"time.":[181],"Numerical":[182],"studies":[183],"show":[184],"it":[186],"successfully":[189],"applied":[190],"low":[196],"computational":[197],"complexity.":[198],"Moreover,":[199],"resolution":[204],"mainlobe":[206],"achieved":[209]},"counts_by_year":[{"year":2021,"cited_by_count":1},{"year":2020,"cited_by_count":1},{"year":2018,"cited_by_count":1},{"year":2017,"cited_by_count":3},{"year":2016,"cited_by_count":8},{"year":2015,"cited_by_count":2},{"year":2014,"cited_by_count":3},{"year":2013,"cited_by_count":2},{"year":2012,"cited_by_count":2}],"updated_date":"2026-07-22T07:51:19.307946","created_date":"2025-10-10T00:00:00"}