{"id":"https://openalex.org/W2019919981","doi":"https://doi.org/10.1080/0143116031000116967","title":"Effect of sensor view angle on the assessment of agronomic traits by ground level hyper-spectral reflectance measurements in durum wheat under contrasting Mediterranean conditions","display_name":"Effect of sensor view angle on the assessment of agronomic traits by ground level hyper-spectral reflectance measurements in durum wheat under contrasting Mediterranean conditions","publication_year":2004,"publication_date":"2004-03-01","ids":{"openalex":"https://openalex.org/W2019919981","doi":"https://doi.org/10.1080/0143116031000116967","mag":"2019919981"},"language":"en","primary_location":{"id":"doi:10.1080/0143116031000116967","doi":"https://doi.org/10.1080/0143116031000116967","is_oa":false,"landing_page_url":"https://doi.org/10.1080/0143116031000116967","pdf_url":null,"source":{"id":"https://openalex.org/S117411352","display_name":"International Journal of Remote Sensing","issn_l":"0143-1161","issn":["0143-1161","1366-5901"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-scientific","cwts-core","dongbi-d","jufo-1","norway-2","poland-70","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310320547","host_organization_name":"Taylor & Francis","host_organization_lineage":["https://openalex.org/P4310320547","https://openalex.org/P4310320449"],"host_organization_lineage_names":["Taylor & Francis","Informa"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"International Journal of Remote Sensing","raw_type":"journal-article"},"volume":null,"type":"article","is_traditional":true,"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/A5030968975","display_name":"Nieves Aparicio","orcid":"https://orcid.org/0000-0003-4518-3667","observed_orcids":["https://orcid.org/0000-0003-4518-3667"]},"institutions":[{"id":"https://openalex.org/I15766328","display_name":"Universitat de Lleida","ror":"https://ror.org/050c3cw24","country_code":"ES","type":"education","lineage":["https://openalex.org/I15766328"]}],"countries":["ES"],"is_corresponding":false,"raw_author_name":"N. Aparicio","raw_affiliation_strings":["a   Centre UdL-IRTA , Alcalde Rovira Roure 177 , 25198 Lleida,  Spain","Centre UdL-IRTA , Alcalde Rovira Roure 177 , 25198 Lleida, Spain"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"a   Centre UdL-IRTA , Alcalde Rovira Roure 177 , 25198 Lleida,  Spain","institution_ids":["https://openalex.org/I15766328"]},{"raw_affiliation_string":"Centre UdL-IRTA , Alcalde Rovira Roure 177 , 25198 Lleida, Spain","institution_ids":["https://openalex.org/I15766328"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5061663891","display_name":"Dolors Villegas","orcid":"https://orcid.org/0000-0003-2961-6346","observed_orcids":["https://orcid.org/0000-0003-2961-6346"]},"institutions":[{"id":"https://openalex.org/I15766328","display_name":"Universitat de Lleida","ror":"https://ror.org/050c3cw24","country_code":"ES","type":"education","lineage":["https://openalex.org/I15766328"]}],"countries":["ES"],"is_corresponding":false,"raw_author_name":"D. Villegas","raw_affiliation_strings":["a   Centre UdL-IRTA , Alcalde Rovira Roure 177 , 25198 Lleida,  Spain","Centre UdL-IRTA , Alcalde Rovira Roure 177 , 25198 Lleida, Spain"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"a   Centre UdL-IRTA , Alcalde Rovira Roure 177 , 25198 Lleida,  Spain","institution_ids":["https://openalex.org/I15766328"]},{"raw_affiliation_string":"Centre UdL-IRTA , Alcalde Rovira Roure 177 , 25198 Lleida, Spain","institution_ids":["https://openalex.org/I15766328"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5020579132","display_name":"Conxita Royo","orcid":"https://orcid.org/0000-0001-7939-1451","observed_orcids":["https://orcid.org/0000-0001-7939-1451"]},"institutions":[{"id":"https://openalex.org/I15766328","display_name":"Universitat de Lleida","ror":"https://ror.org/050c3cw24","country_code":"ES","type":"education","lineage":["https://openalex.org/I15766328"]}],"countries":["ES"],"is_corresponding":false,"raw_author_name":"C. Royo","raw_affiliation_strings":["a   Centre UdL-IRTA , Alcalde Rovira Roure 177 , 25198 Lleida,  Spain","Centre UdL-IRTA , Alcalde Rovira Roure 177 , 25198 Lleida, Spain"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"a   Centre UdL-IRTA , Alcalde Rovira Roure 177 , 25198 Lleida,  Spain","institution_ids":["https://openalex.org/I15766328"]},{"raw_affiliation_string":"Centre UdL-IRTA , Alcalde Rovira Roure 177 , 25198 Lleida, Spain","institution_ids":["https://openalex.org/I15766328"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5085356930","display_name":"Jaume Casades\u00fas","orcid":"https://orcid.org/0000-0001-7036-8212","observed_orcids":["https://orcid.org/0000-0001-7036-8212"]},"institutions":[{"id":"https://openalex.org/I71999127","display_name":"Universitat de Barcelona","ror":"https://ror.org/021018s57","country_code":"ES","type":"education","lineage":["https://openalex.org/I71999127"]}],"countries":["ES"],"is_corresponding":false,"raw_author_name":"J. Casadesus","raw_affiliation_strings":["b   Servei de Camps Experimentals , Universitat de Barcelona , Diagonal 645, 08028 Barcelona,  Spain","Servei de Camps Experimentals , Universitat de Barcelona , Diagonal 645, 08028 Barcelona, Spain"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"b   Servei de Camps Experimentals , Universitat de Barcelona , Diagonal 645, 08028 Barcelona,  Spain","institution_ids":["https://openalex.org/I71999127"]},{"raw_affiliation_string":"Servei de Camps Experimentals , Universitat de Barcelona , Diagonal 645, 08028 Barcelona, Spain","institution_ids":["https://openalex.org/I71999127"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5080730936","display_name":"J. L. Araus","orcid":"https://orcid.org/0000-0002-8866-2388","observed_orcids":["https://orcid.org/0000-0002-8866-2388"]},"institutions":[{"id":"https://openalex.org/I71999127","display_name":"Universitat de Barcelona","ror":"https://ror.org/021018s57","country_code":"ES","type":"education","lineage":["https://openalex.org/I71999127"]}],"countries":["ES"],"is_corresponding":false,"raw_author_name":"J. L. Araus","raw_affiliation_strings":["c   Unitat de Fisiologia Vegetal, Facultat de Biologia , Universitat de Barcelona , Diagonal 645,  08028 Barcelona  E-mail:","Unitat de Fisiologia Vegetal, Facultat de Biologia , Universitat de Barcelona , Diagonal 645, 08028 Barcelona E-mail: josel@porthos.bio.ub.es"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"c   Unitat de Fisiologia Vegetal, Facultat de Biologia , Universitat de Barcelona , Diagonal 645,  08028 Barcelona  E-mail:","institution_ids":["https://openalex.org/I71999127"]},{"raw_affiliation_string":"Unitat de Fisiologia Vegetal, Facultat de Biologia , Universitat de Barcelona , Diagonal 645, 08028 Barcelona E-mail: josel@porthos.bio.ub.es","institution_ids":["https://openalex.org/I71999127"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":1.1009,"has_fulltext":false,"cited_by_count":60,"citation_normalized_percentile":{"value":0.73690536,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":93,"max":99},"biblio":{"volume":"25","issue":"6","first_page":"1131","last_page":"1152"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10111","display_name":"Remote Sensing in Agriculture","score":0.9990000128746033,"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":0.9990000128746033,"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/T10616","display_name":"Smart Agriculture and AI","score":0.0003000000142492354,"subfield":{"id":"https://openalex.org/subfields/1110","display_name":"Plant Science"},"field":{"id":"https://openalex.org/fields/11","display_name":"Agricultural and Biological Sciences"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}},{"id":"https://openalex.org/T10640","display_name":"Spectroscopy and Chemometric Analyses","score":9.999999747378752e-05,"subfield":{"id":"https://openalex.org/subfields/1602","display_name":"Analytical Chemistry"},"field":{"id":"https://openalex.org/fields/16","display_name":"Chemistry"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/durum-wheat","display_name":"durum wheat","score":0.9629999995231628},{"id":"https://openalex.org/keywords/hyperspectral-reflectance","display_name":"hyperspectral reflectance","score":0.921999990940094},{"id":"https://openalex.org/keywords/canopy-reflectance","display_name":"canopy reflectance","score":0.6290000081062317},{"id":"https://openalex.org/keywords/agronomic-traits","display_name":"agronomic traits","score":0.7379999756813049},{"id":"https://openalex.org/keywords/grain-yield-prediction","display_name":"grain yield prediction","score":0.8130000233650208},{"id":"https://openalex.org/keywords/leaf-area-index","display_name":"leaf area index","score":0.9440000057220459},{"id":"https://openalex.org/keywords/normalized-difference-vegetation-index","display_name":"NDVI","score":0.6639999747276306},{"id":"https://openalex.org/keywords/simple-ratio","display_name":"simple ratio","score":0.7239999771118164},{"id":"https://openalex.org/keywords/water-index","display_name":"water indices","score":0.9760000109672546},{"id":"https://openalex.org/keywords/stem-density","display_name":"stem density","score":0.722000002861023},{"id":"https://openalex.org/keywords/green-spaces","display_name":"green spaces","score":0.7070000171661377},{"id":"https://openalex.org/keywords/water-regime","display_name":"water regime","score":0.5809999704360962},{"id":"https://openalex.org/keywords/mediterranean-conditions","display_name":"Mediterranean conditions","score":0.48399999737739563}],"concepts":[{"id":"https://openalex.org/C130066347","wikidata":"https://www.wikidata.org/wiki/Q680509","display_name":"Spectroradiometer","level":3,"score":0.8535575866699219},{"id":"https://openalex.org/C88575799","wikidata":"https://www.wikidata.org/wiki/Q145825","display_name":"Nadir","level":3,"score":0.7425050735473633},{"id":"https://openalex.org/C25989453","wikidata":"https://www.wikidata.org/wiki/Q446746","display_name":"Leaf area index","level":2,"score":0.685667097568512},{"id":"https://openalex.org/C1549246","wikidata":"https://www.wikidata.org/wiki/Q718775","display_name":"Normalized Difference Vegetation Index","level":3,"score":0.6703763008117676},{"id":"https://openalex.org/C101000010","wikidata":"https://www.wikidata.org/wiki/Q5033434","display_name":"Canopy","level":2,"score":0.6339110136032104},{"id":"https://openalex.org/C108597893","wikidata":"https://www.wikidata.org/wiki/Q663650","display_name":"Reflectivity","level":2,"score":0.5916427969932556},{"id":"https://openalex.org/C134121241","wikidata":"https://www.wikidata.org/wiki/Q899301","display_name":"Yield (engineering)","level":2,"score":0.46654510498046875},{"id":"https://openalex.org/C62649853","wikidata":"https://www.wikidata.org/wiki/Q199687","display_name":"Remote sensing","level":1,"score":0.4366966485977173},{"id":"https://openalex.org/C39432304","wikidata":"https://www.wikidata.org/wiki/Q188847","display_name":"Environmental science","level":0,"score":0.42994236946105957},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.3680354356765747},{"id":"https://openalex.org/C6557445","wikidata":"https://www.wikidata.org/wiki/Q173113","display_name":"Agronomy","level":1,"score":0.2704467177391052},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.140913188457489},{"id":"https://openalex.org/C19269812","wikidata":"https://www.wikidata.org/wiki/Q26540","display_name":"Satellite","level":2,"score":0.13625219464302063},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.10363534092903137},{"id":"https://openalex.org/C205649164","wikidata":"https://www.wikidata.org/wiki/Q1071","display_name":"Geography","level":0,"score":0.10014882683753967},{"id":"https://openalex.org/C59822182","wikidata":"https://www.wikidata.org/wiki/Q441","display_name":"Botany","level":1,"score":0.09239810705184937},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.0742540955543518},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.06810200214385986},{"id":"https://openalex.org/C1276947","wikidata":"https://www.wikidata.org/wiki/Q333","display_name":"Astronomy","level":1,"score":0.0},{"id":"https://openalex.org/C191897082","wikidata":"https://www.wikidata.org/wiki/Q11467","display_name":"Metallurgy","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1080/0143116031000116967","doi":"https://doi.org/10.1080/0143116031000116967","is_oa":false,"landing_page_url":"https://doi.org/10.1080/0143116031000116967","pdf_url":null,"source":{"id":"https://openalex.org/S117411352","display_name":"International Journal of Remote Sensing","issn_l":"0143-1161","issn":["0143-1161","1366-5901"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-scientific","cwts-core","dongbi-d","jufo-1","norway-2","poland-70","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310320547","host_organization_name":"Taylor & Francis","host_organization_lineage":["https://openalex.org/P4310320547","https://openalex.org/P4310320449"],"host_organization_lineage_names":["Taylor & Francis","Informa"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"International Journal of Remote Sensing","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Zero hunger","score":0.958299994468689,"id":"https://metadata.un.org/sdg/2"}],"study_designs":[],"awards":[],"funders":[{"id":"https://openalex.org/F4320309969","display_name":"Instituto Nacional de Investigaci\u00f3n y Tecnolog\u00eda Agraria y Alimentaria","ror":"https://ror.org/011q66e29"},{"id":"https://openalex.org/F4320321505","display_name":"Generalitat de Catalunya","ror":"https://ror.org/01bg62x04"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":54,"referenced_works":["https://openalex.org/W1543506240","https://openalex.org/W1967395374","https://openalex.org/W1973475780","https://openalex.org/W1974110440","https://openalex.org/W1981045745","https://openalex.org/W1986930621","https://openalex.org/W1990516547","https://openalex.org/W1991628313","https://openalex.org/W1992245241","https://openalex.org/W1994716709","https://openalex.org/W1996379195","https://openalex.org/W2002495580","https://openalex.org/W2004675407","https://openalex.org/W2005571987","https://openalex.org/W2007650489","https://openalex.org/W2009202065","https://openalex.org/W2020865169","https://openalex.org/W2022277425","https://openalex.org/W2024520304","https://openalex.org/W2025967407","https://openalex.org/W2027482785","https://openalex.org/W2030233869","https://openalex.org/W2035247814","https://openalex.org/W2036479590","https://openalex.org/W2036706101","https://openalex.org/W2043981082","https://openalex.org/W2049398443","https://openalex.org/W2050076538","https://openalex.org/W2050749867","https://openalex.org/W2051374862","https://openalex.org/W2063623478","https://openalex.org/W2069753613","https://openalex.org/W2072456441","https://openalex.org/W2073119306","https://openalex.org/W2080841099","https://openalex.org/W2084857239","https://openalex.org/W2088160870","https://openalex.org/W2091613943","https://openalex.org/W2094420085","https://openalex.org/W2095135525","https://openalex.org/W2112198917","https://openalex.org/W2113522957","https://openalex.org/W2123460937","https://openalex.org/W2129804846","https://openalex.org/W2130470310","https://openalex.org/W2132054422","https://openalex.org/W2149354963","https://openalex.org/W2168325253","https://openalex.org/W2169509889","https://openalex.org/W2471491869","https://openalex.org/W3213429084","https://openalex.org/W4238889991","https://openalex.org/W4246253833","https://openalex.org/W4252082500"],"related_works":["https://openalex.org/W1992245241","https://openalex.org/W2123933283","https://openalex.org/W2043039605","https://openalex.org/W2896845224","https://openalex.org/W2077185314","https://openalex.org/W220405837","https://openalex.org/W1968074814","https://openalex.org/W2545169021","https://openalex.org/W4298313392","https://openalex.org/W4391380820"],"abstract_inverted_index":{"The":[0,93,209],"objective":[1],"of":[2,10,32,91,95,109,142,148,153,180,212],"this":[3],"work":[4],"is":[5,219],"to":[6,52,145,156,199],"study":[7],"the":[8,12,88,96,99,102,146,160,166,184,188,205],"effect":[9],"changing":[11],"sensor":[13,110,189,200],"view":[14,45,111,190],"angle":[15,191,201],"on":[16],"spectral":[17,62],"reflectance":[18,30,63,68],"indices":[19,64,97,167,213],"and":[20,25,48,57,74,101,113,129,150,173,182,216],"their":[21],"relationships":[22],"with":[23,39,72,87],"yield":[24,73,100,181],"other":[26,161,185,206],"agronomic":[27,76,103],"traits.":[28,77],"Canopy":[29],"spectra":[31],"25":[33],"durum":[34],"wheat":[35],"genotypes":[36],"were":[37,65,114,139,177,202],"measured":[38],"a":[40,107],"field":[41],"spectroradiometer":[42],"at":[43,136,163,193,214],"two":[44,55,58],"angles,":[46],"nadir":[47],"30\u00b0,":[49],"from":[50,67],"anthesis":[51],"maturity":[53],"in":[54],"years":[56],"water":[59,174],"regimes.":[60],"Nine":[61],"calculated":[66,135],"measurements":[69],"for":[70,204],"correlation":[71],"several":[75],"At":[78,123],"off-nadir":[79,137],"position":[80],"more":[81],"reflected":[82],"radiation":[83],"was":[84,192],"collected,":[85],"associated":[86],"reflective":[89],"characteristics":[90],"stems.":[92],"performance":[94,211],"predicting":[98],"traits":[104,143,154,186],"varied":[105],"as":[106],"function":[108],"angle,":[112],"moreover":[115],"affected":[116],"by":[117],"leaf":[118],"area":[119],"index":[120,133,171,175],"(LAI)":[121],"value.":[122],"high":[124,217],"LAI,":[125],"simple":[126],"ratio":[127],"(SR)":[128],"normalized":[130,168],"difference":[131],"vegetation":[132],"(NDVI),":[134],"position,":[138],"better":[140,178],"predictors":[141,152,179],"related":[144,155],"density":[147],"stems":[149],"poorer":[151],"green":[157],"area.":[158],"On":[159],"hand,":[162],"low":[164,215],"LAI":[165,218],"pigment":[169],"chlorophyll":[170],"(NPCI)":[172],"(WI)":[176],"all":[183],"when":[187],"nadir,":[194],"whereas":[195],"no":[196],"differences":[197],"due":[198],"accounted":[203],"three":[207],"indices.":[208],"different":[210],"discussed.":[220]},"counts_by_year":[{"year":2026,"cited_by_count":3},{"year":2025,"cited_by_count":8},{"year":2024,"cited_by_count":3},{"year":2023,"cited_by_count":5},{"year":2022,"cited_by_count":4},{"year":2021,"cited_by_count":5},{"year":2019,"cited_by_count":2},{"year":2018,"cited_by_count":3},{"year":2016,"cited_by_count":3},{"year":2015,"cited_by_count":3},{"year":2014,"cited_by_count":3},{"year":2013,"cited_by_count":3},{"year":2012,"cited_by_count":3}],"updated_date":"2026-11-07T11:25:07.637180","created_date":"2016-06-24T00:00:00"}