{"id":"https://openalex.org/W3206745924","doi":"https://doi.org/10.1109/igarss47720.2021.9553111","title":"Rice Paddy Fields Identification Based on Backscatter Features of Quad-Pol RADARSAT-2 Data and Simple Decision Tree Method","display_name":"Rice Paddy Fields Identification Based on Backscatter Features of Quad-Pol RADARSAT-2 Data and Simple Decision Tree Method","publication_year":2021,"publication_date":"2021-07-11","ids":{"openalex":"https://openalex.org/W3206745924","doi":"https://doi.org/10.1109/igarss47720.2021.9553111","mag":"3206745924"},"language":"en","primary_location":{"id":"doi:10.1109/igarss47720.2021.9553111","is_oa":false,"landing_page_url":"https://doi.org/10.1109/igarss47720.2021.9553111","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":"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/A5101583491","display_name":"Ze He","orcid":"https://orcid.org/0000-0001-9530-4733"},"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":true,"raw_author_name":"Ze He","raw_affiliation_strings":["School of Resources and Environment, University of Electronic Science and Technology of China, Chengdu, China"],"affiliations":[{"raw_affiliation_string":"School of Resources and Environment, University of Electronic Science and Technology of China, Chengdu, China","institution_ids":["https://openalex.org/I150229711"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5049217145","display_name":"Shihua Li","orcid":"https://orcid.org/0000-0003-4807-5012"},"institutions":[{"id":"https://openalex.org/I3018263800","display_name":"Huzhou University","ror":"https://ror.org/04mvpxy20","country_code":"CN","type":"education","lineage":["https://openalex.org/I3018263800"]},{"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":"Shihua Li","raw_affiliation_strings":["School of Resources and Environment, University of Electronic Science and Technology of China, Chengdu, China","The Yangtze Delta Region Institute (Huzhou), University of Electronic Science and Technology of China, Huzhou, China"],"affiliations":[{"raw_affiliation_string":"School of Resources and Environment, University of Electronic Science and Technology of China, Chengdu, China","institution_ids":["https://openalex.org/I150229711"]},{"raw_affiliation_string":"The Yangtze Delta Region Institute (Huzhou), University of Electronic Science and Technology of China, Huzhou, China","institution_ids":["https://openalex.org/I3018263800"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5075965627","display_name":"Yuchuan Deng","orcid":null},"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":"Yuchuan Deng","raw_affiliation_strings":["School of Resources and Environment, University of Electronic Science and Technology of China, Chengdu, China"],"affiliations":[{"raw_affiliation_string":"School of Resources and Environment, University of Electronic Science and Technology of China, Chengdu, China","institution_ids":["https://openalex.org/I150229711"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5003317295","display_name":"Pengfei Zhai","orcid":null},"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":"Pengfei Zhai","raw_affiliation_strings":["School of Resources and Environment, University of Electronic Science and Technology of China, Chengdu, China"],"affiliations":[{"raw_affiliation_string":"School of Resources and Environment, University of Electronic Science and Technology of China, Chengdu, China","institution_ids":["https://openalex.org/I150229711"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5103635937","display_name":"Yueming Hu","orcid":null},"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":"Yueming Hu","raw_affiliation_strings":["School of Resources and Environment, University of Electronic Science and Technology of China, Chengdu, China"],"affiliations":[{"raw_affiliation_string":"School of Resources and Environment, University of Electronic Science and Technology of China, Chengdu, China","institution_ids":["https://openalex.org/I150229711"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":5,"corresponding_author_ids":["https://openalex.org/A5101583491"],"corresponding_institution_ids":["https://openalex.org/I150229711"],"apc_list":null,"apc_paid":null,"fwci":3.1016,"has_fulltext":false,"cited_by_count":4,"citation_normalized_percentile":{"value":0.94186165,"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":"6765","last_page":"6768"},"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":0.9991999864578247,"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":0.9991999864578247,"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/T13890","display_name":"Remote Sensing and Land Use","score":0.9936000108718872,"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"}},{"id":"https://openalex.org/T10111","display_name":"Remote Sensing in Agriculture","score":0.9919999837875366,"subfield":{"id":"https://openalex.org/subfields/2303","display_name":"Ecology"},"field":{"id":"https://openalex.org/fields/23","display_name":"Environmental Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/remote-sensing","display_name":"Remote sensing","score":0.6785216927528381},{"id":"https://openalex.org/keywords/decision-tree","display_name":"Decision tree","score":0.6517326831817627},{"id":"https://openalex.org/keywords/backscatter","display_name":"Backscatter (email)","score":0.6330676078796387},{"id":"https://openalex.org/keywords/synthetic-aperture-radar","display_name":"Synthetic aperture radar","score":0.5875165462493896},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5766725540161133},{"id":"https://openalex.org/keywords/polarimetry","display_name":"Polarimetry","score":0.520841658115387},{"id":"https://openalex.org/keywords/land-cover","display_name":"Land cover","score":0.5095377564430237},{"id":"https://openalex.org/keywords/identification","display_name":"Identification (biology)","score":0.5083145499229431},{"id":"https://openalex.org/keywords/decision-tree-learning","display_name":"Decision tree learning","score":0.49333706498146057},{"id":"https://openalex.org/keywords/ground-truth","display_name":"Ground truth","score":0.4624403417110443},{"id":"https://openalex.org/keywords/radar","display_name":"Radar","score":0.436160683631897},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.4001675844192505},{"id":"https://openalex.org/keywords/geography","display_name":"Geography","score":0.20194506645202637},{"id":"https://openalex.org/keywords/land-use","display_name":"Land use","score":0.16866910457611084},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.09171664714813232}],"concepts":[{"id":"https://openalex.org/C62649853","wikidata":"https://www.wikidata.org/wiki/Q199687","display_name":"Remote sensing","level":1,"score":0.6785216927528381},{"id":"https://openalex.org/C84525736","wikidata":"https://www.wikidata.org/wiki/Q831366","display_name":"Decision tree","level":2,"score":0.6517326831817627},{"id":"https://openalex.org/C30354325","wikidata":"https://www.wikidata.org/wiki/Q204667","display_name":"Backscatter (email)","level":3,"score":0.6330676078796387},{"id":"https://openalex.org/C87360688","wikidata":"https://www.wikidata.org/wiki/Q740686","display_name":"Synthetic aperture radar","level":2,"score":0.5875165462493896},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5766725540161133},{"id":"https://openalex.org/C28493345","wikidata":"https://www.wikidata.org/wiki/Q899381","display_name":"Polarimetry","level":3,"score":0.520841658115387},{"id":"https://openalex.org/C2780648208","wikidata":"https://www.wikidata.org/wiki/Q3001793","display_name":"Land cover","level":3,"score":0.5095377564430237},{"id":"https://openalex.org/C116834253","wikidata":"https://www.wikidata.org/wiki/Q2039217","display_name":"Identification (biology)","level":2,"score":0.5083145499229431},{"id":"https://openalex.org/C5481197","wikidata":"https://www.wikidata.org/wiki/Q16766476","display_name":"Decision tree learning","level":3,"score":0.49333706498146057},{"id":"https://openalex.org/C146849305","wikidata":"https://www.wikidata.org/wiki/Q370766","display_name":"Ground truth","level":2,"score":0.4624403417110443},{"id":"https://openalex.org/C554190296","wikidata":"https://www.wikidata.org/wiki/Q47528","display_name":"Radar","level":2,"score":0.436160683631897},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.4001675844192505},{"id":"https://openalex.org/C205649164","wikidata":"https://www.wikidata.org/wiki/Q1071","display_name":"Geography","level":0,"score":0.20194506645202637},{"id":"https://openalex.org/C4792198","wikidata":"https://www.wikidata.org/wiki/Q1165944","display_name":"Land use","level":2,"score":0.16866910457611084},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.09171664714813232},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0},{"id":"https://openalex.org/C191486275","wikidata":"https://www.wikidata.org/wiki/Q210028","display_name":"Scattering","level":2,"score":0.0},{"id":"https://openalex.org/C59822182","wikidata":"https://www.wikidata.org/wiki/Q441","display_name":"Botany","level":1,"score":0.0},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.0},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.0},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.0},{"id":"https://openalex.org/C147176958","wikidata":"https://www.wikidata.org/wiki/Q77590","display_name":"Civil engineering","level":1,"score":0.0},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/igarss47720.2021.9553111","is_oa":false,"landing_page_url":"https://doi.org/10.1109/igarss47720.2021.9553111","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":[],"awards":[{"id":"https://openalex.org/G7380814199","display_name":null,"funder_award_id":"41871247","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":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":11,"referenced_works":["https://openalex.org/W2017764215","https://openalex.org/W2041800333","https://openalex.org/W2091864576","https://openalex.org/W2249807211","https://openalex.org/W2348248763","https://openalex.org/W2487649765","https://openalex.org/W2918782684","https://openalex.org/W2979729205","https://openalex.org/W3132790173","https://openalex.org/W6660671798","https://openalex.org/W6791428106"],"related_works":["https://openalex.org/W2591672004","https://openalex.org/W1982169401","https://openalex.org/W2356463514","https://openalex.org/W4319437832","https://openalex.org/W2592385415","https://openalex.org/W2030894524","https://openalex.org/W4243803609","https://openalex.org/W2350430350","https://openalex.org/W2623725391","https://openalex.org/W102063058"],"abstract_inverted_index":{"Microwave":[0],"remote":[1],"sensing":[2],"is":[3,16,172,177],"an":[4],"important":[5],"substitute":[6],"for":[7,21],"rice":[8,23,66,123,130,166],"growth":[9],"monitoring":[10],"in":[11,50,136],"cloudy":[12],"area.":[13,44],"Fields":[14],"identification":[15],"the":[17,52,62,119,148,152,186,192],"most":[18],"basic":[19],"task":[20],"tracking":[22],"crop":[24,42,57],"cultivation.":[25],"A":[26],"series":[27],"of":[28,55,103,122,129,151,185,195],"sophisticated":[29],"classification":[30,183],"methods":[31,47],"such":[32],"as":[33],"machine":[34],"learning":[35],"techniques":[36],"have":[37],"been":[38],"applied":[39],"to":[40,81,90,164],"mapping":[41],"planting":[43],"However,":[45],"these":[46],"are":[48,79],"weak":[49],"interpreting":[51],"physical":[53],"mechanism":[54],"identifying":[56],"fields,":[58],"and":[59,68,76,92,132,142,174],"hardly":[60],"illustrate":[61],"backscattering":[63,101],"difference":[64],"between":[65],"fields":[67,131],"other":[69,133],"ground":[70,134,155],"objects.":[71],"Besides,":[72],"enormous":[73],"training":[74],"samples":[75],"computational":[77],"expense":[78],"demanded":[80],"achieve":[82],"high":[83],"recognition":[84],"accuracy,":[85],"which":[86],"limited":[87],"their":[88],"application":[89],"rapid":[91],"large-area":[93],"agricultural":[94],"monitoring.":[95],"In":[96],"this":[97],"study,":[98],"C-band":[99],"quad-pol":[100],"coefficients":[102],"different":[104,137],"land":[105,181],"cover":[106,182],"types":[107,135],"were":[108,140],"extracted":[109],"from":[110],"RADARSAT-2":[111],"PolSAR":[112],"(Polarimetric":[113],"Synthetic":[114],"Aperture":[115],"Radar)":[116],"data":[117],"during":[118],"reproductive":[120],"period":[121],"fields.":[124,168],"The":[125,169],"backscatter":[126],"statistical":[127],"characteristics":[128],"polarimetric":[138],"bands":[139],"visualized":[141],"analyzed":[143],"using":[144],"boxplots.":[145],"Based":[146],"on":[147],"scatter":[149],"performance":[150],"five":[153],"interested":[154],"objects,":[156],"a":[157,180],"simple":[158],"decision":[159,196],"tree":[160,197],"scheme":[161],"was":[162,189],"proposed":[163],"identify":[165],"paddy":[167],"overall":[170],"accuracy":[171],"88.65%":[173],"Kappa":[175],"coefficient":[176],"0.77.":[178],"Meanwhile,":[179],"map":[184],"study":[187],"area":[188],"obtained":[190],"though":[191],"hierarchical":[193],"judgement":[194],"strategy.":[198]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2024,"cited_by_count":1},{"year":2023,"cited_by_count":2}],"updated_date":"2026-03-03T08:47:05.690250","created_date":"2025-10-10T00:00:00"}