{"id":"https://openalex.org/W1560746689","doi":"https://doi.org/10.3390/e17085171","title":"Information-Theoretic Characterization and Undersampling Ratio Determination for Compressive Radar Imaging in a Simulated Environment","display_name":"Information-Theoretic Characterization and Undersampling Ratio Determination for Compressive Radar Imaging in a Simulated Environment","publication_year":2015,"publication_date":"2015-07-24","ids":{"openalex":"https://openalex.org/W1560746689","doi":"https://doi.org/10.3390/e17085171","mag":"1560746689"},"language":"en","primary_location":{"id":"doi:10.3390/e17085171","is_oa":true,"landing_page_url":"https://doi.org/10.3390/e17085171","pdf_url":"https://www.mdpi.com/1099-4300/17/8/5171/pdf?version=1438070282","source":{"id":"https://openalex.org/S195231649","display_name":"Entropy","issn_l":"1099-4300","issn":["1099-4300"],"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":"Entropy","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","doaj"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://www.mdpi.com/1099-4300/17/8/5171/pdf?version=1438070282","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5073457865","display_name":"Jingxiong Zhang","orcid":"https://orcid.org/0000-0001-8036-5293"},"institutions":[{"id":"https://openalex.org/I37461747","display_name":"Wuhan University","ror":"https://ror.org/033vjfk17","country_code":"CN","type":"education","lineage":["https://openalex.org/I37461747"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Jingxiong Zhang","raw_affiliation_strings":["School of Remote Sensing and Information Engineering, Wuhan University, 129 Luoyu Road, 430079 Wuhan, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Remote Sensing and Information Engineering, Wuhan University, 129 Luoyu Road, 430079 Wuhan, China","institution_ids":["https://openalex.org/I37461747"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101650558","display_name":"Ke Yang","orcid":"https://orcid.org/0000-0002-1934-5864"},"institutions":[{"id":"https://openalex.org/I37461747","display_name":"Wuhan University","ror":"https://ror.org/033vjfk17","country_code":"CN","type":"education","lineage":["https://openalex.org/I37461747"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Ke Yang","raw_affiliation_strings":["School of Remote Sensing and Information Engineering, Wuhan University, 129 Luoyu Road, 430079 Wuhan, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Remote Sensing and Information Engineering, Wuhan University, 129 Luoyu Road, 430079 Wuhan, China","institution_ids":["https://openalex.org/I37461747"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5052984036","display_name":"Fengzhu Liu","orcid":null},"institutions":[{"id":"https://openalex.org/I37461747","display_name":"Wuhan University","ror":"https://ror.org/033vjfk17","country_code":"CN","type":"education","lineage":["https://openalex.org/I37461747"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Fengzhu Liu","raw_affiliation_strings":["School of Remote Sensing and Information Engineering, Wuhan University, 129 Luoyu Road, 430079 Wuhan, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Remote Sensing and Information Engineering, Wuhan University, 129 Luoyu Road, 430079 Wuhan, China","institution_ids":["https://openalex.org/I37461747"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5100386261","display_name":"Ying Zhang","orcid":"https://orcid.org/0000-0003-4192-5459"},"institutions":[{"id":"https://openalex.org/I37461747","display_name":"Wuhan University","ror":"https://ror.org/033vjfk17","country_code":"CN","type":"education","lineage":["https://openalex.org/I37461747"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Ying Zhang","raw_affiliation_strings":["School of Remote Sensing and Information Engineering, Wuhan University, 129 Luoyu Road, 430079 Wuhan, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Remote Sensing and Information Engineering, Wuhan University, 129 Luoyu Road, 430079 Wuhan, China","institution_ids":["https://openalex.org/I37461747"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5073457865","https://openalex.org/A5101650558"],"corresponding_institution_ids":["https://openalex.org/I37461747"],"apc_list":{"value":2000,"currency":"CHF","value_usd":2165},"apc_paid":{"value":2000,"currency":"CHF","value_usd":2165},"fwci":1.0048,"has_fulltext":true,"cited_by_count":5,"citation_normalized_percentile":{"value":0.74406003,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":96},"biblio":{"volume":"17","issue":"8","first_page":"5171","last_page":"5198"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10500","display_name":"Sparse and Compressive Sensing Techniques","score":1.0,"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"}},"topics":[{"id":"https://openalex.org/T10500","display_name":"Sparse and Compressive Sensing Techniques","score":1.0,"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":0.9998999834060669,"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/T11609","display_name":"Geophysical Methods and Applications","score":0.9983000159263611,"subfield":{"id":"https://openalex.org/subfields/2212","display_name":"Ocean 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/undersampling","display_name":"Undersampling","score":0.9322570562362671},{"id":"https://openalex.org/keywords/compressed-sensing","display_name":"Compressed sensing","score":0.7807124853134155},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6796988248825073},{"id":"https://openalex.org/keywords/clutter","display_name":"Clutter","score":0.6169581413269043},{"id":"https://openalex.org/keywords/distortion","display_name":"Distortion (music)","score":0.5207326412200928},{"id":"https://openalex.org/keywords/noise","display_name":"Noise (video)","score":0.48208338022232056},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.47382840514183044},{"id":"https://openalex.org/keywords/radar","display_name":"Radar","score":0.45564374327659607},{"id":"https://openalex.org/keywords/lossy-compression","display_name":"Lossy compression","score":0.45144224166870117},{"id":"https://openalex.org/keywords/information-theory","display_name":"Information theory","score":0.42865002155303955},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.33594566583633423},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.26350632309913635},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.15240749716758728},{"id":"https://openalex.org/keywords/image","display_name":"Image (mathematics)","score":0.1086931824684143},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.09281948208808899}],"concepts":[{"id":"https://openalex.org/C136536468","wikidata":"https://www.wikidata.org/wiki/Q1225894","display_name":"Undersampling","level":2,"score":0.9322570562362671},{"id":"https://openalex.org/C124851039","wikidata":"https://www.wikidata.org/wiki/Q2665459","display_name":"Compressed sensing","level":2,"score":0.7807124853134155},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6796988248825073},{"id":"https://openalex.org/C132094186","wikidata":"https://www.wikidata.org/wiki/Q641585","display_name":"Clutter","level":3,"score":0.6169581413269043},{"id":"https://openalex.org/C126780896","wikidata":"https://www.wikidata.org/wiki/Q899871","display_name":"Distortion (music)","level":4,"score":0.5207326412200928},{"id":"https://openalex.org/C99498987","wikidata":"https://www.wikidata.org/wiki/Q2210247","display_name":"Noise (video)","level":3,"score":0.48208338022232056},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.47382840514183044},{"id":"https://openalex.org/C554190296","wikidata":"https://www.wikidata.org/wiki/Q47528","display_name":"Radar","level":2,"score":0.45564374327659607},{"id":"https://openalex.org/C165021410","wikidata":"https://www.wikidata.org/wiki/Q55564","display_name":"Lossy compression","level":2,"score":0.45144224166870117},{"id":"https://openalex.org/C52622258","wikidata":"https://www.wikidata.org/wiki/Q131222","display_name":"Information theory","level":2,"score":0.42865002155303955},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.33594566583633423},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.26350632309913635},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.15240749716758728},{"id":"https://openalex.org/C115961682","wikidata":"https://www.wikidata.org/wiki/Q860623","display_name":"Image (mathematics)","level":2,"score":0.1086931824684143},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.09281948208808899},{"id":"https://openalex.org/C2776257435","wikidata":"https://www.wikidata.org/wiki/Q1576430","display_name":"Bandwidth (computing)","level":2,"score":0.0},{"id":"https://openalex.org/C194257627","wikidata":"https://www.wikidata.org/wiki/Q211554","display_name":"Amplifier","level":3,"score":0.0}],"mesh":[],"locations_count":3,"locations":[{"id":"doi:10.3390/e17085171","is_oa":true,"landing_page_url":"https://doi.org/10.3390/e17085171","pdf_url":"https://www.mdpi.com/1099-4300/17/8/5171/pdf?version=1438070282","source":{"id":"https://openalex.org/S195231649","display_name":"Entropy","issn_l":"1099-4300","issn":["1099-4300"],"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":"Entropy","raw_type":"journal-article"},{"id":"pmh:oai:doaj.org/article:b26518532ec549eea97d5f966f93a1b3","is_oa":false,"landing_page_url":"https://doaj.org/article/b26518532ec549eea97d5f966f93a1b3","pdf_url":null,"source":{"id":"https://openalex.org/S4306401280","display_name":"DOAJ (DOAJ: Directory of Open Access Journals)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Entropy, Vol 17, Iss 8, Pp 5171-5198 (2015)","raw_type":"article"},{"id":"pmh:oai:mdpi.com:/1099-4300/17/8/5171/","is_oa":true,"landing_page_url":"http://dx.doi.org/10.3390/e17085171","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":"Entropy","raw_type":"Text"}],"best_oa_location":{"id":"doi:10.3390/e17085171","is_oa":true,"landing_page_url":"https://doi.org/10.3390/e17085171","pdf_url":"https://www.mdpi.com/1099-4300/17/8/5171/pdf?version=1438070282","source":{"id":"https://openalex.org/S195231649","display_name":"Entropy","issn_l":"1099-4300","issn":["1099-4300"],"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":"Entropy","raw_type":"journal-article"},"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G1148760756","display_name":null,"funder_award_id":"2010CB731905","funder_id":"https://openalex.org/F4320335777","funder_display_name":"National Key Research and Development Program of China"},{"id":"https://openalex.org/G1832508734","display_name":null,"funder_award_id":"41171346","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G7181329206","display_name":null,"funder_award_id":"41471375","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"}],"funders":[{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"},{"id":"https://openalex.org/F4320321133","display_name":"Chinese Academy of Sciences","ror":"https://ror.org/034t30j35"},{"id":"https://openalex.org/F4320324116","display_name":"Wuhan University","ror":"https://ror.org/033vjfk17"},{"id":"https://openalex.org/F4320335777","display_name":"National Key Research and Development Program of China","ror":null}],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W1560746689.pdf","grobid_xml":"https://content.openalex.org/works/W1560746689.grobid-xml"},"referenced_works_count":60,"referenced_works":["https://openalex.org/W357677209","https://openalex.org/W1590583843","https://openalex.org/W1602107991","https://openalex.org/W1674742109","https://openalex.org/W1676119944","https://openalex.org/W1971094390","https://openalex.org/W1973503417","https://openalex.org/W1986688471","https://openalex.org/W1988828143","https://openalex.org/W1991181922","https://openalex.org/W2002365003","https://openalex.org/W2015418199","https://openalex.org/W2031998192","https://openalex.org/W2036306451","https://openalex.org/W2039440937","https://openalex.org/W2050556604","https://openalex.org/W2063870433","https://openalex.org/W2064415481","https://openalex.org/W2066394921","https://openalex.org/W2069260179","https://openalex.org/W2071499829","https://openalex.org/W2078388855","https://openalex.org/W2082050285","https://openalex.org/W2082476922","https://openalex.org/W2085229299","https://openalex.org/W2085493178","https://openalex.org/W2098918476","https://openalex.org/W2099111195","https://openalex.org/W2099353528","https://openalex.org/W2103539935","https://openalex.org/W2104357403","https://openalex.org/W2106391749","https://openalex.org/W2109320267","https://openalex.org/W2109379066","https://openalex.org/W2111684260","https://openalex.org/W2114213376","https://openalex.org/W2125264550","https://openalex.org/W2126652849","https://openalex.org/W2127154329","https://openalex.org/W2127271355","https://openalex.org/W2129131372","https://openalex.org/W2134479433","https://openalex.org/W2134568086","https://openalex.org/W2135859872","https://openalex.org/W2137632745","https://openalex.org/W2140111766","https://openalex.org/W2140122025","https://openalex.org/W2141556672","https://openalex.org/W2142337526","https://openalex.org/W2155473288","https://openalex.org/W2160955696","https://openalex.org/W2171476659","https://openalex.org/W2289917018","https://openalex.org/W2296616510","https://openalex.org/W2478708596","https://openalex.org/W2499720122","https://openalex.org/W2741474481","https://openalex.org/W3100056384","https://openalex.org/W3101990100","https://openalex.org/W4250955649"],"related_works":["https://openalex.org/W2109073422","https://openalex.org/W2887783772","https://openalex.org/W3011226087","https://openalex.org/W2212041357","https://openalex.org/W2895530314","https://openalex.org/W3214931932","https://openalex.org/W1959447026","https://openalex.org/W2052082011","https://openalex.org/W2903019797","https://openalex.org/W2218273114"],"abstract_inverted_index":{"Assuming":[0],"sparsity":[1],"or":[2,10],"compressibility":[3],"of":[4,18,82,128,140,144,154],"the":[5,15,79,93,149,152,182],"underlying":[6],"signals,":[7],"compressed":[8],"sensing":[9],"compressive":[11,100,215],"sampling":[12],"(CS)":[13],"exploits":[14],"informational":[16,74,179],"efficiency":[17,23],"under-sampled":[19],"measurements":[20,83],"for":[21,72,77,137,163,207],"increased":[22],"yet":[24],"acceptable":[25],"accuracy":[26],"in":[27,40,84,92,97,103,116,122,132,202,214],"information":[28,44],"gathering,":[29],"transmission":[30],"and":[31,46,53,76,99,119,151,157,185,196,210,218],"processing,":[32],"though":[33],"it":[34],"often":[35],"incurs":[36],"extra":[37],"computational":[38,173,220],"cost":[39],"signal":[41],"reconstruction.":[42],"Shannon":[43],"quantities":[45,75],"theorems,":[47],"such":[48],"as":[49],"source":[50],"rate-distortion,":[51],"trans-information":[52,120,143],"rate":[54],"distortion":[55,168],"theorem":[56,212],"concerning":[57],"lossy":[58],"data":[59,147],"compression,":[60],"provide":[61],"a":[62,134],"coherent":[63],"framework,":[64],"which":[65],"is":[66,107,205],"complementary":[67],"to":[68,109,113,159,167,177,186],"classic":[69],"CS":[70,96],"theory,":[71],"analyzing":[73],"determining":[78],"necessary":[80,162],"number":[81],"CS.":[85],"While":[86],"there":[87],"exists":[88],"some":[89],"information-theoretic":[90,138,208],"research":[91,106],"past":[94],"on":[95],"general":[98,135],"radar":[101,145,216],"imaging":[102,217,221],"particular,":[104],"systematic":[105],"needed":[108],"handle":[110],"issues":[111],"related":[112],"scene":[114,141,150,164],"description":[115],"cluttered":[117],"environments":[118],"quantification":[121],"complex":[123],"sparsity-clutter-sampling-noise":[124],"settings.":[125],"The":[126,199],"novelty":[127],"this":[129,203],"paper":[130,204],"lies":[131],"furnishing":[133],"strategy":[136,200],"analysis":[139,180,209],"compressibility,":[142],"echo":[146],"about":[148],"targets":[153],"interest,":[155],"respectively,":[156],"limits":[158],"undersampling":[160,194,211],"ratios":[161,195],"reconstruction":[165],"subject":[166],"given":[169],"sparsity-clutter-noise":[170],"constraints.":[171,198],"A":[172],"experiment":[174],"was":[175],"performed":[176],"demonstrate":[178],"regarding":[181],"scene-sampling-reconstruction":[183],"process":[184],"generate":[187],"phase":[188],"transition":[189],"diagrams":[190],"showing":[191],"relations":[192],"between":[193],"sparsity-clutter-noise-distortion":[197],"proposed":[201],"valuable":[206],"developments":[213],"other":[219],"applications.":[222]},"counts_by_year":[{"year":2022,"cited_by_count":1},{"year":2020,"cited_by_count":1},{"year":2018,"cited_by_count":1},{"year":2017,"cited_by_count":2}],"updated_date":"2026-05-21T06:26:12.895304","created_date":"2025-10-10T00:00:00"}