{"id":"https://openalex.org/W3207042096","doi":"https://doi.org/10.1109/igarss47720.2021.9553976","title":"Differencing Phases of Volume and Double Scattering Components to Improve Tree Height Estimate","display_name":"Differencing Phases of Volume and Double Scattering Components to Improve Tree Height Estimate","publication_year":2021,"publication_date":"2021-07-11","ids":{"openalex":"https://openalex.org/W3207042096","doi":"https://doi.org/10.1109/igarss47720.2021.9553976","mag":"3207042096"},"language":"en","primary_location":{"id":"doi:10.1109/igarss47720.2021.9553976","is_oa":false,"landing_page_url":"https://doi.org/10.1109/igarss47720.2021.9553976","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2021 IEEE International Geoscience and Remote Sensing Symposium IGARSS","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/A5100394235","display_name":"Yao Chen","orcid":"https://orcid.org/0000-0001-6449-8838"},"institutions":[{"id":"https://openalex.org/I150229711","display_name":"University of Electronic Science and Technology of China","ror":"https://ror.org/04qr3zq92","country_code":"CN","type":"education","lineage":["https://openalex.org/I150229711"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yao Chen","raw_affiliation_strings":["School of Resources and Environment, University of Electronic Science and Technology of China (UESTC), Chengdu, Sichuan, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Resources and Environment, University of Electronic Science and Technology of China (UESTC), Chengdu, Sichuan, China","institution_ids":["https://openalex.org/I150229711"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100424542","display_name":"Yong Wang","orcid":"https://orcid.org/0000-0003-3366-3137"},"institutions":[{"id":"https://openalex.org/I150229711","display_name":"University of Electronic Science and Technology of China","ror":"https://ror.org/04qr3zq92","country_code":"CN","type":"education","lineage":["https://openalex.org/I150229711"]},{"id":"https://openalex.org/I186335123","display_name":"East Carolina University","ror":"https://ror.org/01vx35703","country_code":"US","type":"education","lineage":["https://openalex.org/I186335123"]}],"countries":["CN","US"],"is_corresponding":false,"raw_author_name":"Yong Wang","raw_affiliation_strings":["Center for Information Geoscience, UESTC, Chengdu, Sichuan, China","Planning, and Environment, East Carolina University Greenville, NC, USA","School of Resources and Environment, University of Electronic Science and Technology of China (UESTC), Chengdu, Sichuan, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Center for Information Geoscience, UESTC, Chengdu, Sichuan, China","institution_ids":["https://openalex.org/I150229711"]},{"raw_affiliation_string":"Planning, and Environment, East Carolina University Greenville, NC, USA","institution_ids":["https://openalex.org/I186335123"]},{"raw_affiliation_string":"School of Resources and Environment, University of Electronic Science and Technology of China (UESTC), Chengdu, Sichuan, China","institution_ids":["https://openalex.org/I150229711"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5053975929","display_name":"Bao Zhu","orcid":"https://orcid.org/0009-0006-6104-5482"},"institutions":[{"id":"https://openalex.org/I150229711","display_name":"University of Electronic Science and Technology of China","ror":"https://ror.org/04qr3zq92","country_code":"CN","type":"education","lineage":["https://openalex.org/I150229711"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Bao Zhu","raw_affiliation_strings":["Center for Information Geoscience, UESTC, Chengdu, Sichuan, China","School of Resources and Environment, University of Electronic Science and Technology of China (UESTC), Chengdu, Sichuan, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Center for Information Geoscience, UESTC, Chengdu, Sichuan, China","institution_ids":["https://openalex.org/I150229711"]},{"raw_affiliation_string":"School of Resources and Environment, University of Electronic Science and Technology of China (UESTC), Chengdu, Sichuan, China","institution_ids":["https://openalex.org/I150229711"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.8322,"has_fulltext":false,"cited_by_count":1,"citation_normalized_percentile":{"value":0.76558464,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":94},"biblio":{"volume":"13","issue":null,"first_page":"6692","last_page":"6695"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10801","display_name":"Synthetic Aperture Radar (SAR) Applications and Techniques","score":0.9998999834060669,"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/T10801","display_name":"Synthetic Aperture Radar (SAR) Applications and Techniques","score":0.9998999834060669,"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/T10535","display_name":"Landslides and related hazards","score":0.9951000213623047,"subfield":{"id":"https://openalex.org/subfields/2308","display_name":"Management, Monitoring, Policy and Law"},"field":{"id":"https://openalex.org/fields/23","display_name":"Environmental Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10644","display_name":"Cryospheric studies and observations","score":0.9922999739646912,"subfield":{"id":"https://openalex.org/subfields/1902","display_name":"Atmospheric Science"},"field":{"id":"https://openalex.org/fields/19","display_name":"Earth and Planetary Sciences"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/phase-center","display_name":"Phase center","score":0.7408905029296875},{"id":"https://openalex.org/keywords/polarimetry","display_name":"Polarimetry","score":0.710665762424469},{"id":"https://openalex.org/keywords/interferometry","display_name":"Interferometry","score":0.6771934628486633},{"id":"https://openalex.org/keywords/scattering","display_name":"Scattering","score":0.6278705596923828},{"id":"https://openalex.org/keywords/standard-deviation","display_name":"Standard deviation","score":0.6139585375785828},{"id":"https://openalex.org/keywords/synthetic-aperture-radar","display_name":"Synthetic aperture radar","score":0.5873473286628723},{"id":"https://openalex.org/keywords/volume","display_name":"Volume (thermodynamics)","score":0.5540558099746704},{"id":"https://openalex.org/keywords/remote-sensing","display_name":"Remote sensing","score":0.5505176782608032},{"id":"https://openalex.org/keywords/interferometric-synthetic-aperture-radar","display_name":"Interferometric synthetic aperture radar","score":0.5330853462219238},{"id":"https://openalex.org/keywords/phase","display_name":"Phase (matter)","score":0.5234917402267456},{"id":"https://openalex.org/keywords/tree","display_name":"Tree (set theory)","score":0.4964924454689026},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.45652973651885986},{"id":"https://openalex.org/keywords/decomposition","display_name":"Decomposition","score":0.41017472743988037},{"id":"https://openalex.org/keywords/geology","display_name":"Geology","score":0.3440040946006775},{"id":"https://openalex.org/keywords/optics","display_name":"Optics","score":0.3076344132423401},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.27312523126602173},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.21374526619911194},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.11489278078079224},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.07933029532432556}],"concepts":[{"id":"https://openalex.org/C7615733","wikidata":"https://www.wikidata.org/wiki/Q2085398","display_name":"Phase center","level":3,"score":0.7408905029296875},{"id":"https://openalex.org/C28493345","wikidata":"https://www.wikidata.org/wiki/Q899381","display_name":"Polarimetry","level":3,"score":0.710665762424469},{"id":"https://openalex.org/C166689943","wikidata":"https://www.wikidata.org/wiki/Q850283","display_name":"Interferometry","level":2,"score":0.6771934628486633},{"id":"https://openalex.org/C191486275","wikidata":"https://www.wikidata.org/wiki/Q210028","display_name":"Scattering","level":2,"score":0.6278705596923828},{"id":"https://openalex.org/C22679943","wikidata":"https://www.wikidata.org/wiki/Q159375","display_name":"Standard deviation","level":2,"score":0.6139585375785828},{"id":"https://openalex.org/C87360688","wikidata":"https://www.wikidata.org/wiki/Q740686","display_name":"Synthetic aperture radar","level":2,"score":0.5873473286628723},{"id":"https://openalex.org/C20556612","wikidata":"https://www.wikidata.org/wiki/Q4469374","display_name":"Volume (thermodynamics)","level":2,"score":0.5540558099746704},{"id":"https://openalex.org/C62649853","wikidata":"https://www.wikidata.org/wiki/Q199687","display_name":"Remote sensing","level":1,"score":0.5505176782608032},{"id":"https://openalex.org/C22286887","wikidata":"https://www.wikidata.org/wiki/Q1666056","display_name":"Interferometric synthetic aperture radar","level":3,"score":0.5330853462219238},{"id":"https://openalex.org/C44280652","wikidata":"https://www.wikidata.org/wiki/Q104837","display_name":"Phase (matter)","level":2,"score":0.5234917402267456},{"id":"https://openalex.org/C113174947","wikidata":"https://www.wikidata.org/wiki/Q2859736","display_name":"Tree (set theory)","level":2,"score":0.4964924454689026},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.45652973651885986},{"id":"https://openalex.org/C124681953","wikidata":"https://www.wikidata.org/wiki/Q339062","display_name":"Decomposition","level":2,"score":0.41017472743988037},{"id":"https://openalex.org/C127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","level":0,"score":0.3440040946006775},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.3076344132423401},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.27312523126602173},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.21374526619911194},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.11489278078079224},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.07933029532432556},{"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/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0},{"id":"https://openalex.org/C18903297","wikidata":"https://www.wikidata.org/wiki/Q7150","display_name":"Ecology","level":1,"score":0.0},{"id":"https://openalex.org/C21822782","wikidata":"https://www.wikidata.org/wiki/Q131214","display_name":"Antenna (radio)","level":2,"score":0.0},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/igarss47720.2021.9553976","is_oa":false,"landing_page_url":"https://doi.org/10.1109/igarss47720.2021.9553976","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2021 IEEE International Geoscience and Remote Sensing Symposium IGARSS","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.550000011920929,"display_name":"Sustainable cities and communities","id":"https://metadata.un.org/sdg/11"}],"awards":[{"id":"https://openalex.org/G5817937897","display_name":"\u591a\u6e90\u661f\u8f7d\u5149\u5b66\u9065\u611f\u6570\u636e\u7684\u8584\u4e91\u96fe\u68c0\u6d4b\u4e0e\u53bb\u9664\u7814\u7a76","funder_award_id":"41771401","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"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":9,"referenced_works":["https://openalex.org/W1974024703","https://openalex.org/W2008542193","https://openalex.org/W2097272115","https://openalex.org/W2163430149","https://openalex.org/W2547943003","https://openalex.org/W3118822061","https://openalex.org/W3126598122","https://openalex.org/W6788468335","https://openalex.org/W6790190858"],"related_works":["https://openalex.org/W2790032735","https://openalex.org/W2373310320","https://openalex.org/W2781934594","https://openalex.org/W4384163768","https://openalex.org/W4385499758","https://openalex.org/W3206958763","https://openalex.org/W2159160885","https://openalex.org/W2027075322","https://openalex.org/W2140990782","https://openalex.org/W2146611305"],"abstract_inverted_index":{"A":[0],"polarimetric":[1,26],"interferometric":[2],"synthetic":[3],"aperture":[4],"radar":[5],"(PolInSAR)":[6],"approach":[7],"can":[8],"estimate":[9,53],"tree":[10,55,79,110,132],"heights,":[11],"but":[12],"underestimation":[13],"happens.":[14],"There":[15],"is":[16,81,154],"a":[17,54],"need":[18],"to":[19,52],"mitigate":[20],"the":[21,24,33,44,64,69,74,85,89,101,104,141,151],"underestimating.":[22],"With":[23],"Freeman-Durden":[25],"SAR":[27],"(PolSAR)":[28],"decomposition":[29,46,105],"algorithm,":[30],"one":[31,119,128],"identifies":[32],"volume,":[34],"single,":[35],"and":[36,47,68,93,106,118,127,137],"double":[37,70],"scattering":[38,60,71],"components":[39],"from":[40],"PolSAR":[41,45,99],"data.":[42],"Here,":[43],"PolInSAR":[48,107,142],"techniques":[49],"are":[50,134],"combined":[51],"height.":[56],"The":[57,78,125],"decomposed":[58],"volume":[59],"phase":[61,66,72,76,86,91],"center":[62,67,73],"replaces":[63],"canopy":[65],"ground":[75],"center.":[77],"height":[80,153],"then":[82],"calculated":[83],"using":[84],"difference":[87],"of":[88,115,122,131,147],"two":[90],"centers":[92],"effective":[94],"vertical":[95],"wavenumber.":[96],"Using":[97],"simulated":[98],"datasets,":[100],"algorithm":[102],"combining":[103],"approaches":[108],"output":[109],"heights":[111,133],"with":[112],"an":[113,145],"average":[114],"8.6":[116],"m":[117,136,139,149],"standard":[120,129],"deviation":[121,130],"2.1":[123],"m.":[124],"mean":[126,152],"5.1":[135],"2.4":[138],"after":[140],"technique.":[143],"Thus,":[144],"improvement":[146],"3.5":[148],"in":[150],"achieved.":[155]},"counts_by_year":[{"year":2024,"cited_by_count":1}],"updated_date":"2026-07-29T14:22:42.915294","created_date":"2025-10-10T00:00:00"}
