{"id":"https://openalex.org/W2546729053","doi":"https://doi.org/10.1109/igarss.2016.7729542","title":"Reconstruction of azimuth signal for multichannel HRWS SAR imaging based on periodic extension","display_name":"Reconstruction of azimuth signal for multichannel HRWS SAR imaging based on periodic extension","publication_year":2016,"publication_date":"2016-07-01","ids":{"openalex":"https://openalex.org/W2546729053","doi":"https://doi.org/10.1109/igarss.2016.7729542","mag":"2546729053"},"language":"en","primary_location":{"id":"doi:10.1109/igarss.2016.7729542","is_oa":false,"landing_page_url":"https://doi.org/10.1109/igarss.2016.7729542","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2016 IEEE International Geoscience and Remote Sensing Symposium (IGARSS)","raw_type":"proceedings-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/A5008335712","display_name":"Linjian Zhang","orcid":"https://orcid.org/0000-0001-9906-0123"},"institutions":[{"id":"https://openalex.org/I183067930","display_name":"Shanghai Jiao Tong University","ror":"https://ror.org/0220qvk04","country_code":"CN","type":"education","lineage":["https://openalex.org/I183067930"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Linjian Zhang","raw_affiliation_strings":["Shanghai Jiao Tong University, China"],"affiliations":[{"raw_affiliation_string":"Shanghai Jiao Tong University, China","institution_ids":["https://openalex.org/I183067930"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100331309","display_name":"Nan Zhang","orcid":"https://orcid.org/0000-0002-9782-9282"},"institutions":[{"id":"https://openalex.org/I194716290","display_name":"China Academy of Space Technology","ror":"https://ror.org/025397a59","country_code":"CN","type":"government","lineage":["https://openalex.org/I194716290","https://openalex.org/I2802615301"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Nan Zhang","raw_affiliation_strings":["China Academy of Space Technology"],"affiliations":[{"raw_affiliation_string":"China Academy of Space Technology","institution_ids":["https://openalex.org/I194716290"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5053820108","display_name":"Yesheng Gao","orcid":"https://orcid.org/0000-0002-6254-886X"},"institutions":[{"id":"https://openalex.org/I183067930","display_name":"Shanghai Jiao Tong University","ror":"https://ror.org/0220qvk04","country_code":"CN","type":"education","lineage":["https://openalex.org/I183067930"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yesheng Gao","raw_affiliation_strings":["Shanghai Jiao Tong University, China"],"affiliations":[{"raw_affiliation_string":"Shanghai Jiao Tong University, China","institution_ids":["https://openalex.org/I183067930"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101847072","display_name":"Kaizhi Wang","orcid":"https://orcid.org/0000-0001-7530-9502"},"institutions":[{"id":"https://openalex.org/I183067930","display_name":"Shanghai Jiao Tong University","ror":"https://ror.org/0220qvk04","country_code":"CN","type":"education","lineage":["https://openalex.org/I183067930"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Kaizhi Wang","raw_affiliation_strings":["Shanghai Jiao Tong University, China"],"affiliations":[{"raw_affiliation_string":"Shanghai Jiao Tong University, China","institution_ids":["https://openalex.org/I183067930"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5061319150","display_name":"Xingzhao Liu","orcid":"https://orcid.org/0000-0002-4533-3904"},"institutions":[{"id":"https://openalex.org/I183067930","display_name":"Shanghai Jiao Tong University","ror":"https://ror.org/0220qvk04","country_code":"CN","type":"education","lineage":["https://openalex.org/I183067930"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xingzhao Liu","raw_affiliation_strings":["Shanghai Jiao Tong University, China"],"affiliations":[{"raw_affiliation_string":"Shanghai Jiao Tong University, China","institution_ids":["https://openalex.org/I183067930"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":5,"corresponding_author_ids":["https://openalex.org/A5008335712"],"corresponding_institution_ids":["https://openalex.org/I183067930"],"apc_list":null,"apc_paid":null,"fwci":16.2188,"has_fulltext":false,"cited_by_count":4,"citation_normalized_percentile":{"value":0.98627041,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":90,"max":99},"biblio":{"volume":null,"issue":null,"first_page":"2102","last_page":"2105"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11038","display_name":"Advanced SAR Imaging Techniques","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/T11038","display_name":"Advanced SAR Imaging Techniques","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/T10801","display_name":"Synthetic Aperture Radar (SAR) Applications and Techniques","score":0.9980000257492065,"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/T11739","display_name":"Microwave Imaging and Scattering Analysis","score":0.9980000257492065,"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/azimuth","display_name":"Azimuth","score":0.8713238835334778},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7803398370742798},{"id":"https://openalex.org/keywords/synthetic-aperture-radar","display_name":"Synthetic aperture radar","score":0.6932622790336609},{"id":"https://openalex.org/keywords/bandlimiting","display_name":"Bandlimiting","score":0.5258175134658813},{"id":"https://openalex.org/keywords/sampling","display_name":"Sampling (signal processing)","score":0.5198619961738586},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.5066784024238586},{"id":"https://openalex.org/keywords/signal-reconstruction","display_name":"Signal reconstruction","score":0.5000076293945312},{"id":"https://openalex.org/keywords/inverse-synthetic-aperture-radar","display_name":"Inverse synthetic aperture radar","score":0.4643765985965729},{"id":"https://openalex.org/keywords/inversion","display_name":"Inversion (geology)","score":0.45707589387893677},{"id":"https://openalex.org/keywords/nonuniform-sampling","display_name":"Nonuniform sampling","score":0.45022812485694885},{"id":"https://openalex.org/keywords/signal","display_name":"SIGNAL (programming language)","score":0.43816858530044556},{"id":"https://openalex.org/keywords/radar-imaging","display_name":"Radar imaging","score":0.4241352677345276},{"id":"https://openalex.org/keywords/remote-sensing","display_name":"Remote sensing","score":0.3893413245677948},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.37593376636505127},{"id":"https://openalex.org/keywords/signal-processing","display_name":"Signal processing","score":0.35355180501937866},{"id":"https://openalex.org/keywords/radar","display_name":"Radar","score":0.33126169443130493},{"id":"https://openalex.org/keywords/filter","display_name":"Filter (signal processing)","score":0.28267979621887207},{"id":"https://openalex.org/keywords/geology","display_name":"Geology","score":0.2272472083568573},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.17555105686187744},{"id":"https://openalex.org/keywords/fourier-transform","display_name":"Fourier transform","score":0.1686006784439087},{"id":"https://openalex.org/keywords/optics","display_name":"Optics","score":0.16812941431999207},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.12857863306999207},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.09381785988807678}],"concepts":[{"id":"https://openalex.org/C159737794","wikidata":"https://www.wikidata.org/wiki/Q124274","display_name":"Azimuth","level":2,"score":0.8713238835334778},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7803398370742798},{"id":"https://openalex.org/C87360688","wikidata":"https://www.wikidata.org/wiki/Q740686","display_name":"Synthetic aperture radar","level":2,"score":0.6932622790336609},{"id":"https://openalex.org/C129997835","wikidata":"https://www.wikidata.org/wiki/Q806263","display_name":"Bandlimiting","level":3,"score":0.5258175134658813},{"id":"https://openalex.org/C140779682","wikidata":"https://www.wikidata.org/wiki/Q210868","display_name":"Sampling (signal processing)","level":3,"score":0.5198619961738586},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.5066784024238586},{"id":"https://openalex.org/C70958404","wikidata":"https://www.wikidata.org/wiki/Q7512728","display_name":"Signal reconstruction","level":4,"score":0.5000076293945312},{"id":"https://openalex.org/C109094680","wikidata":"https://www.wikidata.org/wiki/Q6060432","display_name":"Inverse synthetic aperture radar","level":4,"score":0.4643765985965729},{"id":"https://openalex.org/C1893757","wikidata":"https://www.wikidata.org/wiki/Q3653001","display_name":"Inversion (geology)","level":3,"score":0.45707589387893677},{"id":"https://openalex.org/C20326153","wikidata":"https://www.wikidata.org/wiki/Q7049638","display_name":"Nonuniform sampling","level":3,"score":0.45022812485694885},{"id":"https://openalex.org/C2779843651","wikidata":"https://www.wikidata.org/wiki/Q7390335","display_name":"SIGNAL (programming language)","level":2,"score":0.43816858530044556},{"id":"https://openalex.org/C10929652","wikidata":"https://www.wikidata.org/wiki/Q7279985","display_name":"Radar imaging","level":3,"score":0.4241352677345276},{"id":"https://openalex.org/C62649853","wikidata":"https://www.wikidata.org/wiki/Q199687","display_name":"Remote sensing","level":1,"score":0.3893413245677948},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.37593376636505127},{"id":"https://openalex.org/C104267543","wikidata":"https://www.wikidata.org/wiki/Q208163","display_name":"Signal processing","level":3,"score":0.35355180501937866},{"id":"https://openalex.org/C554190296","wikidata":"https://www.wikidata.org/wiki/Q47528","display_name":"Radar","level":2,"score":0.33126169443130493},{"id":"https://openalex.org/C106131492","wikidata":"https://www.wikidata.org/wiki/Q3072260","display_name":"Filter (signal processing)","level":2,"score":0.28267979621887207},{"id":"https://openalex.org/C127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","level":0,"score":0.2272472083568573},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.17555105686187744},{"id":"https://openalex.org/C102519508","wikidata":"https://www.wikidata.org/wiki/Q6520159","display_name":"Fourier transform","level":2,"score":0.1686006784439087},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.16812941431999207},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.12857863306999207},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.09381785988807678},{"id":"https://openalex.org/C28855332","wikidata":"https://www.wikidata.org/wiki/Q198099","display_name":"Quantization (signal processing)","level":2,"score":0.0},{"id":"https://openalex.org/C151730666","wikidata":"https://www.wikidata.org/wiki/Q7205","display_name":"Paleontology","level":1,"score":0.0},{"id":"https://openalex.org/C109007969","wikidata":"https://www.wikidata.org/wiki/Q749565","display_name":"Structural basin","level":2,"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":1,"locations":[{"id":"doi:10.1109/igarss.2016.7729542","is_oa":false,"landing_page_url":"https://doi.org/10.1109/igarss.2016.7729542","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2016 IEEE International Geoscience and Remote Sensing Symposium (IGARSS)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.49000000953674316,"id":"https://metadata.un.org/sdg/11","display_name":"Sustainable cities and communities"}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":8,"referenced_works":["https://openalex.org/W2024796374","https://openalex.org/W2093631663","https://openalex.org/W2135486871","https://openalex.org/W2139242438","https://openalex.org/W2140990782","https://openalex.org/W2145348268","https://openalex.org/W2160209843","https://openalex.org/W3214953536"],"related_works":["https://openalex.org/W2160209843","https://openalex.org/W3012217557","https://openalex.org/W2144601817","https://openalex.org/W2002495280","https://openalex.org/W2161203685","https://openalex.org/W3010427284","https://openalex.org/W1973881903","https://openalex.org/W2103300762","https://openalex.org/W2998864310","https://openalex.org/W1574753921"],"abstract_inverted_index":{"Along":[0],"a":[1,27],"roughly":[2],"chronological":[3],"order,":[4],"the":[5,10,33,57,61,68,99,103,111],"azimuth":[6,34,62,81],"signals":[7],"undersampled":[8],"from":[9,67],"multichannel":[11,84],"synthetic":[12],"aperture":[13],"radar":[14],"(SAR)":[15],"for":[16,79],"high-resolution":[17],"wide-swath":[18],"(HRWS)":[19],"imaging":[20],"correspond":[21],"to":[22,92],"recurrent":[23,44,72],"nonuniform":[24,45,73],"sampling.":[25],"Only":[26],"finite-duration":[28],"sequence":[29],"of":[30,32,70,83],"samples":[31,54],"signal":[35,63],"can":[36,48],"be":[37,49,93],"obtained":[38],"in":[39],"practical":[40],"applications.":[41],"A":[42],"new":[43],"sampling":[46],"scheme":[47],"generated":[50],"by":[51],"extending":[52],"these":[53],"periodically":[55],"across":[56],"boundaries":[58],"provided":[59],"that":[60],"is":[64,87,90],"bandlimited.":[65],"Thus,":[66],"perspective":[69],"reconstructing":[71],"sampling,":[74],"an":[75],"innovative":[76],"reconstruction":[77],"algorithm":[78,101],"suppressing":[80],"ambiguities":[82],"HRWS":[85],"SAR":[86],"proposed,":[88],"which":[89],"suitable":[91],"implemented":[94],"on":[95],"digital":[96],"computers.":[97],"Furthermore,":[98],"presented":[100],"acquires":[102],"filter":[104],"weights":[105],"without":[106],"matrix":[107],"inversion":[108],"reducing":[109],"tremendously":[110],"computational":[112],"load.":[113]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2019,"cited_by_count":1},{"year":2018,"cited_by_count":2}],"updated_date":"2026-03-06T13:50:29.536080","created_date":"2025-10-10T00:00:00"}