{"id":"https://openalex.org/W2028045291","doi":"https://doi.org/10.3390/s150408284","title":"Vineyard Yield Estimation Based on the Analysis of High Resolution Images Obtained with Artificial Illumination at Night","display_name":"Vineyard Yield Estimation Based on the Analysis of High Resolution Images Obtained with Artificial Illumination at Night","publication_year":2015,"publication_date":"2015-04-09","ids":{"openalex":"https://openalex.org/W2028045291","doi":"https://doi.org/10.3390/s150408284","mag":"2028045291","pmid":"https://pubmed.ncbi.nlm.nih.gov/25860071"},"language":"en","primary_location":{"id":"doi:10.3390/s150408284","is_oa":true,"landing_page_url":"https://doi.org/10.3390/s150408284","pdf_url":"https://www.mdpi.com/1424-8220/15/4/8284/pdf?version=1428572677","source":{"id":"https://openalex.org/S101949793","display_name":"Sensors","issn_l":"1424-8220","issn":["1424-8220"],"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":"Sensors","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","doaj","pubmed"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://www.mdpi.com/1424-8220/15/4/8284/pdf?version=1428572677","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5057166319","display_name":"Davinia Font","orcid":null},"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":"Davinia Font","raw_affiliation_strings":["Department of Computer Science and Industrial Engineering, Universitat de Lleida, Jaume II, 69, 25001 Lleida, Spain"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Computer Science and Industrial Engineering, Universitat de Lleida, Jaume II, 69, 25001 Lleida, Spain","institution_ids":["https://openalex.org/I15766328"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5083197286","display_name":"Marcel Tres\u00e1nchez","orcid":"https://orcid.org/0000-0002-7965-0086"},"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":"Marcel Tresanchez","raw_affiliation_strings":["Department of Computer Science and Industrial Engineering, Universitat de Lleida, Jaume II, 69, 25001 Lleida, Spain"],"raw_orcid":"https://orcid.org/0000-0002-7965-0086","affiliations":[{"raw_affiliation_string":"Department of Computer Science and Industrial Engineering, Universitat de Lleida, Jaume II, 69, 25001 Lleida, Spain","institution_ids":["https://openalex.org/I15766328"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5039131286","display_name":"Dani Mart\u00ednez","orcid":"https://orcid.org/0000-0001-5814-5489"},"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":"Dani Mart\u00ednez","raw_affiliation_strings":["Department of Computer Science and Industrial Engineering, Universitat de Lleida, Jaume II, 69, 25001 Lleida, Spain"],"raw_orcid":"https://orcid.org/0000-0001-5814-5489","affiliations":[{"raw_affiliation_string":"Department of Computer Science and Industrial Engineering, Universitat de Lleida, Jaume II, 69, 25001 Lleida, Spain","institution_ids":["https://openalex.org/I15766328"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5002712538","display_name":"Javier Moreno\u2013Valenzuela","orcid":"https://orcid.org/0000-0003-0670-5979"},"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":"Javier Moreno","raw_affiliation_strings":["Department of Computer Science and Industrial Engineering, Universitat de Lleida, Jaume II, 69, 25001 Lleida, Spain"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Computer Science and Industrial Engineering, Universitat de Lleida, Jaume II, 69, 25001 Lleida, Spain","institution_ids":["https://openalex.org/I15766328"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5056741531","display_name":"Eduard Clotet","orcid":"https://orcid.org/0000-0002-1451-0242"},"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":"Eduard Clotet","raw_affiliation_strings":["Department of Computer Science and Industrial Engineering, Universitat de Lleida, Jaume II, 69, 25001 Lleida, Spain"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Computer Science and Industrial Engineering, Universitat de Lleida, Jaume II, 69, 25001 Lleida, Spain","institution_ids":["https://openalex.org/I15766328"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5067857200","display_name":"Jordi Palac\u00edn","orcid":"https://orcid.org/0000-0001-8210-3262"},"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":true,"raw_author_name":"Jordi Palac\u00edn","raw_affiliation_strings":["Department of Computer Science and Industrial Engineering, Universitat de Lleida, Jaume II, 69, 25001 Lleida, Spain"],"raw_orcid":"https://orcid.org/0000-0001-8210-3262","affiliations":[{"raw_affiliation_string":"Department of Computer Science and Industrial Engineering, Universitat de Lleida, Jaume II, 69, 25001 Lleida, Spain","institution_ids":["https://openalex.org/I15766328"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":6,"corresponding_author_ids":["https://openalex.org/A5067857200"],"corresponding_institution_ids":["https://openalex.org/I15766328"],"apc_list":{"value":2400,"currency":"CHF","value_usd":2598},"apc_paid":{"value":2400,"currency":"CHF","value_usd":2598},"fwci":11.3433,"has_fulltext":true,"cited_by_count":74,"citation_normalized_percentile":{"value":0.98043789,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":91,"max":99},"biblio":{"volume":"15","issue":"4","first_page":"8284","last_page":"8301"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11796","display_name":"Horticultural and Viticultural Research","score":0.9994000196456909,"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"}},"topics":[{"id":"https://openalex.org/T11796","display_name":"Horticultural and Viticultural Research","score":0.9994000196456909,"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/T10111","display_name":"Remote Sensing in Agriculture","score":0.984499990940094,"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/T10640","display_name":"Spectroscopy and Chemometric Analyses","score":0.9815999865531921,"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/artificial-intelligence","display_name":"Artificial intelligence","score":0.6598002314567566},{"id":"https://openalex.org/keywords/segmentation","display_name":"Segmentation","score":0.6266694068908691},{"id":"https://openalex.org/keywords/hue","display_name":"Hue","score":0.5317978262901306},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.5249122381210327},{"id":"https://openalex.org/keywords/rgb-color-model","display_name":"RGB color model","score":0.5231186747550964},{"id":"https://openalex.org/keywords/pixel","display_name":"Pixel","score":0.5112719535827637},{"id":"https://openalex.org/keywords/pattern-recognition","display_name":"Pattern recognition (psychology)","score":0.43402713537216187},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.43110278248786926},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.41981542110443115}],"concepts":[{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.6598002314567566},{"id":"https://openalex.org/C89600930","wikidata":"https://www.wikidata.org/wiki/Q1423946","display_name":"Segmentation","level":2,"score":0.6266694068908691},{"id":"https://openalex.org/C126537357","wikidata":"https://www.wikidata.org/wiki/Q372948","display_name":"Hue","level":2,"score":0.5317978262901306},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.5249122381210327},{"id":"https://openalex.org/C82990744","wikidata":"https://www.wikidata.org/wiki/Q166194","display_name":"RGB color model","level":2,"score":0.5231186747550964},{"id":"https://openalex.org/C160633673","wikidata":"https://www.wikidata.org/wiki/Q355198","display_name":"Pixel","level":2,"score":0.5112719535827637},{"id":"https://openalex.org/C153180895","wikidata":"https://www.wikidata.org/wiki/Q7148389","display_name":"Pattern recognition (psychology)","level":2,"score":0.43402713537216187},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.43110278248786926},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.41981542110443115}],"mesh":[],"locations_count":6,"locations":[{"id":"doi:10.3390/s150408284","is_oa":true,"landing_page_url":"https://doi.org/10.3390/s150408284","pdf_url":"https://www.mdpi.com/1424-8220/15/4/8284/pdf?version=1428572677","source":{"id":"https://openalex.org/S101949793","display_name":"Sensors","issn_l":"1424-8220","issn":["1424-8220"],"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":"Sensors","raw_type":"journal-article"},{"id":"pmid:25860071","is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/25860071","pdf_url":null,"source":{"id":"https://openalex.org/S4306525036","display_name":"PubMed","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I1299303238","host_organization_name":"National Institutes of Health","host_organization_lineage":["https://openalex.org/I1299303238"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Sensors (Basel, Switzerland)","raw_type":null},{"id":"pmh:oai:dnet:raudl_______::a3348d2df91a6f3a64e1821c02600774","is_oa":true,"landing_page_url":"http://hdl.handle.net/10459.1/57906","pdf_url":null,"source":{"id":"https://openalex.org/S4306402641","display_name":"LA Referencia (Red Federada de Repositorios Institucionales de Publicaciones Cient\u00edficas)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I4383465926","host_organization_name":"LA Referencia","host_organization_lineage":["https://openalex.org/I4383465926"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"","raw_type":"info:eu-repo/semantics/article"},{"id":"pmh:oai:doaj.org/article:0bedc0aea9d7457abc7f30f9643fe5b7","is_oa":true,"landing_page_url":"https://doaj.org/article/0bedc0aea9d7457abc7f30f9643fe5b7","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":"cc-by-sa","license_id":"https://openalex.org/licenses/cc-by-sa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Sensors, Vol 15, Iss 4, Pp 8284-8301 (2015)","raw_type":"article"},{"id":"pmh:oai:mdpi.com:/1424-8220/15/4/8284/","is_oa":true,"landing_page_url":"http://dx.doi.org/10.3390/s150408284","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":"Sensors","raw_type":"Text"},{"id":"pmh:oai:pubmedcentral.nih.gov:4431255","is_oa":true,"landing_page_url":"https://www.ncbi.nlm.nih.gov/pmc/articles/4431255","pdf_url":null,"source":{"id":"https://openalex.org/S2764455111","display_name":"PubMed Central","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I1299303238","host_organization_name":"National Institutes of Health","host_organization_lineage":["https://openalex.org/I1299303238"],"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":"Sensors (Basel)","raw_type":"Text"}],"best_oa_location":{"id":"doi:10.3390/s150408284","is_oa":true,"landing_page_url":"https://doi.org/10.3390/s150408284","pdf_url":"https://www.mdpi.com/1424-8220/15/4/8284/pdf?version=1428572677","source":{"id":"https://openalex.org/S101949793","display_name":"Sensors","issn_l":"1424-8220","issn":["1424-8220"],"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":"Sensors","raw_type":"journal-article"},"sustainable_development_goals":[],"awards":[],"funders":[{"id":"https://openalex.org/F4320321505","display_name":"Generalitat de Catalunya","ror":"https://ror.org/01bg62x04"},{"id":"https://openalex.org/F4320325745","display_name":"Universitat de Lleida","ror":"https://ror.org/050c3cw24"},{"id":"https://openalex.org/F4320338080","display_name":"European Social Fund","ror":"https://ror.org/00k4n6c32"}],"has_content":{"grobid_xml":true,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W2028045291.pdf","grobid_xml":"https://content.openalex.org/works/W2028045291.grobid-xml"},"referenced_works_count":46,"referenced_works":["https://openalex.org/W1540596182","https://openalex.org/W1892082890","https://openalex.org/W1942348340","https://openalex.org/W1967106076","https://openalex.org/W1974619972","https://openalex.org/W1983016117","https://openalex.org/W1998660187","https://openalex.org/W2008186366","https://openalex.org/W2010036662","https://openalex.org/W2010560725","https://openalex.org/W2018724743","https://openalex.org/W2019115728","https://openalex.org/W2031850240","https://openalex.org/W2036730396","https://openalex.org/W2037047751","https://openalex.org/W2040257138","https://openalex.org/W2041221361","https://openalex.org/W2056526509","https://openalex.org/W2057248640","https://openalex.org/W2062599688","https://openalex.org/W2062660123","https://openalex.org/W2063197142","https://openalex.org/W2064352738","https://openalex.org/W2065536115","https://openalex.org/W2083329353","https://openalex.org/W2094277420","https://openalex.org/W2098976163","https://openalex.org/W2100356232","https://openalex.org/W2102505197","https://openalex.org/W2109934232","https://openalex.org/W2123673090","https://openalex.org/W2133059825","https://openalex.org/W2136704614","https://openalex.org/W2142200172","https://openalex.org/W2145792835","https://openalex.org/W2155787485","https://openalex.org/W2161541556","https://openalex.org/W2262607787","https://openalex.org/W2407061016","https://openalex.org/W2590132640","https://openalex.org/W2937110482","https://openalex.org/W3151176870","https://openalex.org/W6632267817","https://openalex.org/W6660287898","https://openalex.org/W6680096826","https://openalex.org/W6713640235"],"related_works":["https://openalex.org/W1580699584","https://openalex.org/W4252650332","https://openalex.org/W3094657558","https://openalex.org/W2078415748","https://openalex.org/W4377997101","https://openalex.org/W2805159267","https://openalex.org/W1949943367","https://openalex.org/W2291355189","https://openalex.org/W2034076462","https://openalex.org/W4240358042"],"abstract_inverted_index":{"This":[0],"paper":[1,24],"presents":[2],"a":[3,88,128,142,152,160,167,172,182],"method":[4,83],"for":[5,123],"vineyard":[6],"yield":[7,124,153,183,186],"estimation":[8,55,104,125],"based":[9,126],"on":[10,127],"the":[11,53,57,60,73,77,85,94,99,107,136,157,185],"analysis":[12],"of":[13,56,59,62,87,109,138,144,159,162,171,174],"high-resolution":[14],"images":[15],"obtained":[16,188],"with":[17,102],"artificial":[18],"illumination":[19,66],"at":[20],"night.":[21],"First,":[22],"this":[23,65,177],"assesses":[25],"different":[26],"pixel-based":[27],"segmentation":[28,45,82,96],"methods":[29],"in":[30,49,64,84,106],"order":[31,50],"to":[32,51,98,113,141],"detect":[33],"reddish":[34,90],"grapes:":[35],"threshold":[36,95],"based,":[37],"Mahalanobis":[38],"distance,":[39],"Bayesian":[40],"classifier,":[41],"linear":[42],"color":[43,69],"model":[44],"and":[46,76,148,155,176,191],"histogram":[47],"segmentation,":[48,120],"obtain":[52],"best":[54,81],"area":[58,108,158],"clusters":[61],"grapes":[63,145,163],"conditions.":[67],"The":[68,80],"spaces":[70],"tested":[71],"were":[72,189],"original":[74],"RGB":[75],"Hue-Saturation-Value":[78],"(HSV).":[79],"case":[86],"non-occluded":[89],"table-grape":[91],"variety":[92],"was":[93],"applied":[97],"H":[100],"layer,":[101],"an":[103],"error":[105],"13.55%,":[110],"improved":[111],"up":[112],"10.01%":[114],"by":[115,169],"morphological":[116],"filtering.":[117],"Secondly,":[118],"after":[119],"two":[121],"procedures":[122],"previous":[129],"calibration":[130],"procedure":[131],"have":[132],"been":[133],"proposed:":[134],"(1)":[135],"number":[137],"pixels":[139],"corresponding":[140],"cluster":[143,161],"is":[146,164,179],"computed":[147],"converted":[149,165,180],"directly":[150],"into":[151,166,181],"estimate;":[154,184],"(2)":[156],"volume":[168,178],"means":[170],"solid":[173],"revolution,":[175],"errors":[187],"16%":[190],"-17%,":[192],"respectively.":[193]},"counts_by_year":[{"year":2026,"cited_by_count":2},{"year":2025,"cited_by_count":1},{"year":2024,"cited_by_count":5},{"year":2023,"cited_by_count":3},{"year":2022,"cited_by_count":10},{"year":2021,"cited_by_count":13},{"year":2020,"cited_by_count":7},{"year":2019,"cited_by_count":11},{"year":2018,"cited_by_count":8},{"year":2017,"cited_by_count":7},{"year":2016,"cited_by_count":7}],"updated_date":"2026-05-06T08:25:59.206177","created_date":"2025-10-10T00:00:00"}