{"id":"https://openalex.org/W2897567460","doi":"https://doi.org/10.1109/agro-geoinformatics.2018.8476112","title":"Comparison of Different Crop Residue Indices for Estimating Crop Residue Cover Using Field Observation Data","display_name":"Comparison of Different Crop Residue Indices for Estimating Crop Residue Cover Using Field Observation Data","publication_year":2018,"publication_date":"2018-08-01","ids":{"openalex":"https://openalex.org/W2897567460","doi":"https://doi.org/10.1109/agro-geoinformatics.2018.8476112","mag":"2897567460"},"language":"en","primary_location":{"id":"doi:10.1109/agro-geoinformatics.2018.8476112","is_oa":false,"landing_page_url":"https://doi.org/10.1109/agro-geoinformatics.2018.8476112","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2018 7th International Conference on Agro-geoinformatics (Agro-geoinformatics)","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/A5101627890","display_name":"Wenting Cai","orcid":"https://orcid.org/0000-0003-3653-1711"},"institutions":[{"id":"https://openalex.org/I881766915","display_name":"Nanjing University","ror":"https://ror.org/01rxvg760","country_code":"CN","type":"education","lineage":["https://openalex.org/I881766915"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Wenting Cai","raw_affiliation_strings":["School of Geographic and Oceanographic Sciences, Nanjing University, Nanjing, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Geographic and Oceanographic Sciences, Nanjing University, Nanjing, China","institution_ids":["https://openalex.org/I881766915"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101127455","display_name":"Shuhe Zhao","orcid":null},"institutions":[{"id":"https://openalex.org/I881766915","display_name":"Nanjing University","ror":"https://ror.org/01rxvg760","country_code":"CN","type":"education","lineage":["https://openalex.org/I881766915"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Shuhe Zhao","raw_affiliation_strings":["School of Geographic and Oceanographic Sciences, Nanjing University, Nanjing, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Geographic and Oceanographic Sciences, Nanjing University, Nanjing, China","institution_ids":["https://openalex.org/I881766915"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5056332750","display_name":"Zhaohua Zhang","orcid":"https://orcid.org/0000-0002-3141-3268"},"institutions":[{"id":"https://openalex.org/I881766915","display_name":"Nanjing University","ror":"https://ror.org/01rxvg760","country_code":"CN","type":"education","lineage":["https://openalex.org/I881766915"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Zhaohua Zhang","raw_affiliation_strings":["School of Geographic and Oceanographic Sciences, Nanjing University, Nanjing, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Geographic and Oceanographic Sciences, Nanjing University, Nanjing, China","institution_ids":["https://openalex.org/I881766915"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5067879868","display_name":"Fanchen Peng","orcid":"https://orcid.org/0009-0008-2497-6071"},"institutions":[{"id":"https://openalex.org/I881766915","display_name":"Nanjing University","ror":"https://ror.org/01rxvg760","country_code":"CN","type":"education","lineage":["https://openalex.org/I881766915"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Fanchen Peng","raw_affiliation_strings":["School of Geographic and Oceanographic Sciences, Nanjing University, Nanjing, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Geographic and Oceanographic Sciences, Nanjing University, Nanjing, China","institution_ids":["https://openalex.org/I881766915"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5088330639","display_name":"Jinjie Xu","orcid":null},"institutions":[{"id":"https://openalex.org/I881766915","display_name":"Nanjing University","ror":"https://ror.org/01rxvg760","country_code":"CN","type":"education","lineage":["https://openalex.org/I881766915"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Jinjie Xu","raw_affiliation_strings":["School of Geographic and Oceanographic Sciences, Nanjing University, Nanjing, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Geographic and Oceanographic Sciences, Nanjing University, Nanjing, China","institution_ids":["https://openalex.org/I881766915"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I881766915"],"apc_list":null,"apc_paid":null,"fwci":5.4433,"has_fulltext":false,"cited_by_count":15,"citation_normalized_percentile":{"value":0.94700202,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":89,"max":99},"biblio":{"volume":null,"issue":null,"first_page":"1","last_page":"4"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10111","display_name":"Remote Sensing in Agriculture","score":0.9980999827384949,"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"}},"topics":[{"id":"https://openalex.org/T10111","display_name":"Remote Sensing in Agriculture","score":0.9980999827384949,"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"}},{"id":"https://openalex.org/T12157","display_name":"Geochemistry and Geologic Mapping","score":0.9804999828338623,"subfield":{"id":"https://openalex.org/subfields/1702","display_name":"Artificial Intelligence"},"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/T10770","display_name":"Soil Geostatistics and Mapping","score":0.9753000140190125,"subfield":{"id":"https://openalex.org/subfields/2305","display_name":"Environmental Engineering"},"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/crop-residue","display_name":"Crop residue","score":0.7781897187232971},{"id":"https://openalex.org/keywords/tillage","display_name":"Tillage","score":0.6751455664634705},{"id":"https://openalex.org/keywords/environmental-science","display_name":"Environmental science","score":0.5965424180030823},{"id":"https://openalex.org/keywords/residue","display_name":"Residue (chemistry)","score":0.5450875759124756},{"id":"https://openalex.org/keywords/canopy","display_name":"Canopy","score":0.4845839738845825},{"id":"https://openalex.org/keywords/leaf-area-index","display_name":"Leaf area index","score":0.4820588529109955},{"id":"https://openalex.org/keywords/cover-crop","display_name":"Cover crop","score":0.4802270531654358},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.468600869178772},{"id":"https://openalex.org/keywords/remote-sensing","display_name":"Remote sensing","score":0.45890894532203674},{"id":"https://openalex.org/keywords/agronomy","display_name":"Agronomy","score":0.4449806809425354},{"id":"https://openalex.org/keywords/crop","display_name":"Crop","score":0.4348861575126648},{"id":"https://openalex.org/keywords/agriculture","display_name":"Agriculture","score":0.17134779691696167},{"id":"https://openalex.org/keywords/agroforestry","display_name":"Agroforestry","score":0.13949823379516602},{"id":"https://openalex.org/keywords/geography","display_name":"Geography","score":0.09502172470092773},{"id":"https://openalex.org/keywords/chemistry","display_name":"Chemistry","score":0.08006525039672852}],"concepts":[{"id":"https://openalex.org/C183889291","wikidata":"https://www.wikidata.org/wiki/Q5187955","display_name":"Crop residue","level":3,"score":0.7781897187232971},{"id":"https://openalex.org/C16397148","wikidata":"https://www.wikidata.org/wiki/Q878333","display_name":"Tillage","level":2,"score":0.6751455664634705},{"id":"https://openalex.org/C39432304","wikidata":"https://www.wikidata.org/wiki/Q188847","display_name":"Environmental science","level":0,"score":0.5965424180030823},{"id":"https://openalex.org/C2781338088","wikidata":"https://www.wikidata.org/wiki/Q903495","display_name":"Residue (chemistry)","level":2,"score":0.5450875759124756},{"id":"https://openalex.org/C101000010","wikidata":"https://www.wikidata.org/wiki/Q5033434","display_name":"Canopy","level":2,"score":0.4845839738845825},{"id":"https://openalex.org/C25989453","wikidata":"https://www.wikidata.org/wiki/Q446746","display_name":"Leaf area index","level":2,"score":0.4820588529109955},{"id":"https://openalex.org/C34070608","wikidata":"https://www.wikidata.org/wiki/Q3001783","display_name":"Cover crop","level":2,"score":0.4802270531654358},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.468600869178772},{"id":"https://openalex.org/C62649853","wikidata":"https://www.wikidata.org/wiki/Q199687","display_name":"Remote sensing","level":1,"score":0.45890894532203674},{"id":"https://openalex.org/C6557445","wikidata":"https://www.wikidata.org/wiki/Q173113","display_name":"Agronomy","level":1,"score":0.4449806809425354},{"id":"https://openalex.org/C137580998","wikidata":"https://www.wikidata.org/wiki/Q235352","display_name":"Crop","level":2,"score":0.4348861575126648},{"id":"https://openalex.org/C118518473","wikidata":"https://www.wikidata.org/wiki/Q11451","display_name":"Agriculture","level":2,"score":0.17134779691696167},{"id":"https://openalex.org/C54286561","wikidata":"https://www.wikidata.org/wiki/Q397350","display_name":"Agroforestry","level":1,"score":0.13949823379516602},{"id":"https://openalex.org/C205649164","wikidata":"https://www.wikidata.org/wiki/Q1071","display_name":"Geography","level":0,"score":0.09502172470092773},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.08006525039672852},{"id":"https://openalex.org/C166957645","wikidata":"https://www.wikidata.org/wiki/Q23498","display_name":"Archaeology","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/C55493867","wikidata":"https://www.wikidata.org/wiki/Q7094","display_name":"Biochemistry","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/agro-geoinformatics.2018.8476112","is_oa":false,"landing_page_url":"https://doi.org/10.1109/agro-geoinformatics.2018.8476112","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2018 7th International Conference on Agro-geoinformatics (Agro-geoinformatics)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/15","display_name":"Life in Land","score":0.7599999904632568}],"awards":[],"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":22,"referenced_works":["https://openalex.org/W1605679211","https://openalex.org/W1968247244","https://openalex.org/W1993112692","https://openalex.org/W2000181981","https://openalex.org/W2000860635","https://openalex.org/W2017061778","https://openalex.org/W2020565262","https://openalex.org/W2022079627","https://openalex.org/W2022482762","https://openalex.org/W2028460800","https://openalex.org/W2032935471","https://openalex.org/W2037714040","https://openalex.org/W2059115445","https://openalex.org/W2063087645","https://openalex.org/W2063946561","https://openalex.org/W2064388404","https://openalex.org/W2069363160","https://openalex.org/W2081028471","https://openalex.org/W2083393481","https://openalex.org/W2106847794","https://openalex.org/W2773013095","https://openalex.org/W4246879570"],"related_works":["https://openalex.org/W2377212262","https://openalex.org/W4327748155","https://openalex.org/W2955967599","https://openalex.org/W2549050738","https://openalex.org/W4387208895","https://openalex.org/W1594879216","https://openalex.org/W2388815296","https://openalex.org/W2769706196","https://openalex.org/W2015730001","https://openalex.org/W2509404148"],"abstract_inverted_index":{"Crop":[0,222],"residues,":[1],"which":[2,366,391],"remained":[3],"in":[4,36,76,189,249,273,292,374,399],"the":[5,14,18,54,59,89,96,101,125,142,147,152,164,172,177,183,238,253,267,274,277,284,293,300,312,317,322,342,359,370,378,381,403,412,415,418],"farmland":[6],"after":[7,95],"crop":[8,29,50,77,153,186,257,304,323,334,360,384],"harvesting,":[9],"have":[10,45,72,396,408],"positive":[11],"impacts":[12],"on":[13,58,146,171,311,389],"carbon":[15],"sequestration":[16],"and":[17,32,67,100,106,117,133,174,252,256,295,321,333,364,402,417],"prevention":[19],"of":[20,83,112,137,158,166,192,240,260,303,328,348,352,405,414,420],"soil":[21],"erosion.":[22],"Remote":[23],"sensing":[24,86],"methods":[25],"can":[26,119],"efficiently":[27],"assess":[28],"residue":[30,51,78,154,187,258,324,335,361,385],"cover":[31,79,188,259,336,386],"related":[33],"tillage":[34,43,55,168,313,394],"intensity":[35],"a":[37,73],"region.":[38,287],"Up":[39],"to":[40,48,93,140,150,162,181,264,298],"now,":[41],"many":[42],"indices":[44,56,144,169,180,195,314,373],"been":[46,397],"proposed":[47],"estimate":[49,151,182],"cover.":[52,155,325],"Although":[53],"based":[57,145,170],"hyper-spectral":[60],"image":[61,149],"(e.g.,":[62],"Cellulose":[63],"Absorption":[64,69],"Index":[65,199,204,209,214,220,225,231],"(CAI)":[66],"Lignin-Cellulose":[68],"(LCA)":[70],"index)":[71],"better":[74],"result":[75],"assessment,":[80],"it's":[81,136],"short":[82],"free":[84,122],"remote":[85],"data":[87,320],"having":[88],"corresponding":[90],"band":[91,126],"width":[92,127],"them,":[94],"Earth":[97],"Observing-1":[98],"(EO-1)":[99],"Advanced":[102],"Spaceborne":[103],"Thermal":[104],"Emission":[105],"Reflection":[107],"Radiometer":[108],"(ASTER)":[109],"were":[110,235,246,262,290,362],"out":[111],"effect":[113,165],"successively.":[114],"Landsat":[115],"OLI":[116],"Sentinel-2":[118],"provide":[120],"enough":[121],"data,":[123],"but":[124],"is":[128,161],"too":[129],"broad":[130],"for":[131,266,411],"CAI":[132],"LCA.":[134],"Thus,":[135],"great":[138],"importance":[139],"seek":[141],"best":[143],"broad-spectral":[148],"The":[156,194,326,350],"objective":[157],"this":[159,375,400],"research":[160],"compare":[163],"common":[167],"broad-spectral,":[173],"then":[175],"chose":[176],"most":[178,371],"suitable":[179,372],"winter":[184,382],"wheat":[185,383],"Yucheng":[190],"county":[191],"China.":[193],"involved":[196],"Normalized":[197,202,211,216,228],"Difference":[198,203,212,229],"5":[200],"(NDI5),":[201],"7":[205],"(NDI7),":[206],"Simple":[207,306],"Tillage":[208,213],"(STI),":[210],"(NDTI),":[215],"Differential":[217],"Senescent":[218],"Vegetation":[219],"(NDSVI),":[221],"Residue":[223,230],"Cover":[224],"1":[226],"(CRC1)and":[227],"(NDRI).":[232],"Thirty":[233],"fields":[234],"measured":[236,272],"with":[237,339,358],"area":[239,301],"each":[241],"was":[242,271,309,337,369],"10000m2.":[243],"Nine":[244],"sub-flelds(1m\u00d71m)":[245],"placed":[247],"uniformly":[248],"one":[250],"field":[251,275,294,318],"mean":[254],"spectra":[255],"them":[261],"used":[263],"stand":[265],"field's.":[268],"Reflectance":[269],"spectral":[270],"using":[276],"Analytical":[278],"Spectral":[279],"Devices":[280],"(ASD),":[281],"it":[282],"covered":[283],"350-2400nm":[285],"wavelength":[286],"Digital":[288],"photos":[289],"taken":[291],"analyzed":[296],"indoors":[297],"obtain":[299],"ratio":[302],"residue.":[305],"linear":[307],"regression":[308],"applied":[310],"counted":[315],"from":[316],"reflectance":[319],"coefficient":[327],"determination":[329],"(R2)":[330],"between":[331],"NDTI":[332,368],"highest":[338],"0.480":[340],"while":[341],"STI":[343],"had":[344],"an":[345],"approximate":[346],"R2":[347,351],"0.478.":[349],"NDI5,":[353],"NDI7,":[354],"NDSVI,":[355],"CRC1,":[356],"NDRI":[357],"0.382,0.460,0.294,0.123":[363],"0.420,":[365],"reveals":[367],"field.":[376],"In":[377],"study":[379,401],"area,":[380],"mainly":[387],"concentrated":[388],"80%-95%,":[390],"proved":[392],"conservation":[393],"practices":[395],"generalized":[398],"behavior":[404],"burning":[406],"straw":[407],"become":[409],"less":[410],"ban":[413],"policy":[416],"improvement":[419],"farmers'":[421],"environment":[422],"awareness.":[423]},"counts_by_year":[{"year":2026,"cited_by_count":3},{"year":2025,"cited_by_count":3},{"year":2024,"cited_by_count":3},{"year":2023,"cited_by_count":2},{"year":2021,"cited_by_count":1},{"year":2020,"cited_by_count":2},{"year":2019,"cited_by_count":1}],"updated_date":"2026-07-29T14:22:42.915294","created_date":"2025-10-10T00:00:00"}