{"id":"https://openalex.org/W4391923884","doi":"https://doi.org/10.1109/whispers61460.2023.10431225","title":"NDVI Computation from Hyperspectral Images","display_name":"NDVI Computation from Hyperspectral Images","publication_year":2023,"publication_date":"2023-10-31","ids":{"openalex":"https://openalex.org/W4391923884","doi":"https://doi.org/10.1109/whispers61460.2023.10431225"},"language":"en","primary_location":{"id":"doi:10.1109/whispers61460.2023.10431225","is_oa":false,"landing_page_url":"https://doi.org/10.1109/whispers61460.2023.10431225","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2023 13th Workshop on Hyperspectral Imaging and Signal Processing: Evolution in Remote Sensing (WHISPERS)","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/A5022269674","display_name":"Ioana Cristina Plajer","orcid":"https://orcid.org/0000-0002-2666-8215"},"institutions":[{"id":"https://openalex.org/I3123573182","display_name":"Transylvania University of Bra\u0219ov","ror":"https://ror.org/01cg9ws23","country_code":"RO","type":"education","lineage":["https://openalex.org/I3123573182"]}],"countries":["RO"],"is_corresponding":true,"raw_author_name":"I. C. Plajer","raw_affiliation_strings":["Transilvania University of Braşov,Romania"],"affiliations":[{"raw_affiliation_string":"Transilvania University of Braşov,Romania","institution_ids":["https://openalex.org/I3123573182"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5080863505","display_name":"Alexandra B\u0103icoianu","orcid":"https://orcid.org/0000-0002-1264-3404"},"institutions":[{"id":"https://openalex.org/I3123573182","display_name":"Transylvania University of Bra\u0219ov","ror":"https://ror.org/01cg9ws23","country_code":"RO","type":"education","lineage":["https://openalex.org/I3123573182"]}],"countries":["RO"],"is_corresponding":false,"raw_author_name":"A. B\u0103icoianu","raw_affiliation_strings":["Transilvania University of Braşov,Romania"],"affiliations":[{"raw_affiliation_string":"Transilvania University of Braşov,Romania","institution_ids":["https://openalex.org/I3123573182"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5049767170","display_name":"Luciana Majercsik","orcid":null},"institutions":[{"id":"https://openalex.org/I3123573182","display_name":"Transylvania University of Bra\u0219ov","ror":"https://ror.org/01cg9ws23","country_code":"RO","type":"education","lineage":["https://openalex.org/I3123573182"]}],"countries":["RO"],"is_corresponding":false,"raw_author_name":"L. Majercsik","raw_affiliation_strings":["Transilvania University of Braşov,Romania"],"affiliations":[{"raw_affiliation_string":"Transilvania University of Braşov,Romania","institution_ids":["https://openalex.org/I3123573182"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5023410095","display_name":"Mihai Ivanovici","orcid":"https://orcid.org/0000-0002-0803-2918"},"institutions":[{"id":"https://openalex.org/I3123573182","display_name":"Transylvania University of Bra\u0219ov","ror":"https://ror.org/01cg9ws23","country_code":"RO","type":"education","lineage":["https://openalex.org/I3123573182"]}],"countries":["RO"],"is_corresponding":false,"raw_author_name":"M. Ivanovici","raw_affiliation_strings":["Transilvania University of Braşov,Romania"],"affiliations":[{"raw_affiliation_string":"Transilvania University of Braşov,Romania","institution_ids":["https://openalex.org/I3123573182"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5022269674"],"corresponding_institution_ids":["https://openalex.org/I3123573182"],"apc_list":null,"apc_paid":null,"fwci":0.8124,"has_fulltext":false,"cited_by_count":5,"citation_normalized_percentile":{"value":0.77351001,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":95,"max":97},"biblio":{"volume":null,"issue":null,"first_page":null,"last_page":null},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10689","display_name":"Remote-Sensing Image Classification","score":0.995199978351593,"subfield":{"id":"https://openalex.org/subfields/2214","display_name":"Media Technology"},"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/T10689","display_name":"Remote-Sensing Image Classification","score":0.995199978351593,"subfield":{"id":"https://openalex.org/subfields/2214","display_name":"Media Technology"},"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/T10111","display_name":"Remote Sensing in Agriculture","score":0.9873999953269958,"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/T13890","display_name":"Remote Sensing and Land Use","score":0.9747999906539917,"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/hyperspectral-imaging","display_name":"Hyperspectral imaging","score":0.8959106206893921},{"id":"https://openalex.org/keywords/computation","display_name":"Computation","score":0.6331117153167725},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6233551502227783},{"id":"https://openalex.org/keywords/normalized-difference-vegetation-index","display_name":"Normalized Difference Vegetation Index","score":0.495569109916687},{"id":"https://openalex.org/keywords/remote-sensing","display_name":"Remote sensing","score":0.4754844903945923},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.4413191080093384},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.4281271696090698},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.20737344026565552},{"id":"https://openalex.org/keywords/geology","display_name":"Geology","score":0.20441696047782898}],"concepts":[{"id":"https://openalex.org/C159078339","wikidata":"https://www.wikidata.org/wiki/Q959005","display_name":"Hyperspectral imaging","level":2,"score":0.8959106206893921},{"id":"https://openalex.org/C45374587","wikidata":"https://www.wikidata.org/wiki/Q12525525","display_name":"Computation","level":2,"score":0.6331117153167725},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6233551502227783},{"id":"https://openalex.org/C1549246","wikidata":"https://www.wikidata.org/wiki/Q718775","display_name":"Normalized Difference Vegetation Index","level":3,"score":0.495569109916687},{"id":"https://openalex.org/C62649853","wikidata":"https://www.wikidata.org/wiki/Q199687","display_name":"Remote sensing","level":1,"score":0.4754844903945923},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.4413191080093384},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.4281271696090698},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.20737344026565552},{"id":"https://openalex.org/C127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","level":0,"score":0.20441696047782898},{"id":"https://openalex.org/C132651083","wikidata":"https://www.wikidata.org/wiki/Q7942","display_name":"Climate change","level":2,"score":0.0},{"id":"https://openalex.org/C111368507","wikidata":"https://www.wikidata.org/wiki/Q43518","display_name":"Oceanography","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/whispers61460.2023.10431225","is_oa":false,"landing_page_url":"https://doi.org/10.1109/whispers61460.2023.10431225","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2023 13th Workshop on Hyperspectral Imaging and Signal Processing: Evolution in Remote Sensing (WHISPERS)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[{"id":"https://openalex.org/F4320334322","display_name":"HORIZON EUROPE Framework Programme","ror":null}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":14,"referenced_works":["https://openalex.org/W1493308117","https://openalex.org/W2059523177","https://openalex.org/W2080116978","https://openalex.org/W2167515659","https://openalex.org/W2280672250","https://openalex.org/W2491477437","https://openalex.org/W2761176843","https://openalex.org/W2912094957","https://openalex.org/W2946706963","https://openalex.org/W3036750509","https://openalex.org/W3047895866","https://openalex.org/W3088154325","https://openalex.org/W3165569123","https://openalex.org/W4296829069"],"related_works":["https://openalex.org/W2072166414","https://openalex.org/W3209970181","https://openalex.org/W2060875994","https://openalex.org/W3034375524","https://openalex.org/W4230131218","https://openalex.org/W2404757046","https://openalex.org/W2044184146","https://openalex.org/W2385371209","https://openalex.org/W4250051149","https://openalex.org/W2083270190"],"abstract_inverted_index":{"Agriculture":[0],"has":[1],"witnessed":[2],"a":[3,46,83],"series":[4],"technological":[5],"transformations":[6],"over":[7],"time.":[8],"In":[9,62],"recent":[10],"years,":[11],"multispectral":[12],"and":[13,22,33,38,67,95,106],"hyperspectral":[14,39,79],"satellites":[15],"have":[16],"become":[17],"powerful":[18],"tools":[19],"in":[20],"precision":[21],"efficient":[23],"agricultural":[24,57],"practices.":[25],"Given":[26],"the":[27,34,75,87,104],"richness":[28],"of":[29,50,103],"information":[30],"they":[31],"provide":[32,82],"fact":[35],"that":[36],"multi-":[37],"data":[40,76],"are":[41],"not":[42],"easy":[43],"to":[44],"interpret,":[45],"consistent":[47],"visual":[48],"mapping":[49],"these":[51],"images":[52],"can":[53],"be":[54],"provided":[55],"for":[56,70],"purposes":[58],"through":[59],"vegetation":[60,72],"maps.":[61],"this":[63],"paper,":[64],"we":[65],"propose":[66],"compare":[68],"alternatives":[69],"computing":[71],"indices":[73],"when":[74],"come":[77],"from":[78,93],"images.":[80],"We":[81],"comparative":[84],"analysis,":[85],"evaluating":[86],"distinctions":[88],"between":[89],"NDVI":[90],"maps":[91],"derived":[92],"Sentinel-2":[94],"PRISMA":[96],"data.":[97],"The":[98],"study":[99],"offers":[100],"an":[101],"interpretation":[102],"results":[105],"conclusions.":[107]},"counts_by_year":[{"year":2025,"cited_by_count":2},{"year":2024,"cited_by_count":3}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}