{"id":"https://openalex.org/W2774091922","doi":"https://doi.org/10.3390/e19120666","title":"Assessment of Component Selection Strategies in Hyperspectral Imagery","display_name":"Assessment of Component Selection Strategies in Hyperspectral Imagery","publication_year":2017,"publication_date":"2017-12-05","ids":{"openalex":"https://openalex.org/W2774091922","doi":"https://doi.org/10.3390/e19120666","mag":"2774091922"},"language":"en","primary_location":{"id":"doi:10.3390/e19120666","is_oa":true,"landing_page_url":"https://doi.org/10.3390/e19120666","pdf_url":"https://www.mdpi.com/1099-4300/19/12/666/pdf?version=1512467793","source":{"id":"https://openalex.org/S195231649","display_name":"Entropy","issn_l":"1099-4300","issn":["1099-4300"],"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":"Entropy","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","doaj"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://www.mdpi.com/1099-4300/19/12/666/pdf?version=1512467793","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5062161324","display_name":"Edurne Ibarrola\u2010Ulzurrun","orcid":"https://orcid.org/0000-0001-5062-7491"},"institutions":[{"id":"https://openalex.org/I119635470","display_name":"Universidad de Las Palmas de Gran Canaria","ror":"https://ror.org/01teme464","country_code":"ES","type":"education","lineage":["https://openalex.org/I119635470"]}],"countries":["ES"],"is_corresponding":true,"raw_author_name":"Edurne Ibarrola-Ulzurrun","raw_affiliation_strings":["Instituto de Oceanograf\u00eda y Cambio Global, IOCAG, Universidad de Las Palmas de Gran Canaria, ULPGC, Parque Cient\u00edfico Tecnol\u00f3gico Marino de Taliarte, s/n, 35214 Telde, Spain"],"raw_orcid":"https://orcid.org/0000-0001-5062-7491","affiliations":[{"raw_affiliation_string":"Instituto de Oceanograf\u00eda y Cambio Global, IOCAG, Universidad de Las Palmas de Gran Canaria, ULPGC, Parque Cient\u00edfico Tecnol\u00f3gico Marino de Taliarte, s/n, 35214 Telde, Spain","institution_ids":["https://openalex.org/I119635470"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5051885956","display_name":"Javier Marcello","orcid":"https://orcid.org/0000-0002-9646-1017"},"institutions":[{"id":"https://openalex.org/I119635470","display_name":"Universidad de Las Palmas de Gran Canaria","ror":"https://ror.org/01teme464","country_code":"ES","type":"education","lineage":["https://openalex.org/I119635470"]}],"countries":["ES"],"is_corresponding":false,"raw_author_name":"Javier Marcello","raw_affiliation_strings":["Instituto de Oceanograf\u00eda y Cambio Global, IOCAG, Universidad de Las Palmas de Gran Canaria, ULPGC, Parque Cient\u00edfico Tecnol\u00f3gico Marino de Taliarte, s/n, 35214 Telde, Spain"],"raw_orcid":"https://orcid.org/0000-0002-9646-1017","affiliations":[{"raw_affiliation_string":"Instituto de Oceanograf\u00eda y Cambio Global, IOCAG, Universidad de Las Palmas de Gran Canaria, ULPGC, Parque Cient\u00edfico Tecnol\u00f3gico Marino de Taliarte, s/n, 35214 Telde, Spain","institution_ids":["https://openalex.org/I119635470"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5031700895","display_name":"Consuelo Gonzalo\u2010Mart\u00edn","orcid":"https://orcid.org/0000-0002-0804-9293"},"institutions":[{"id":"https://openalex.org/I88060688","display_name":"Universidad Polit\u00e9cnica de Madrid","ror":"https://ror.org/03n6nwv02","country_code":"ES","type":"education","lineage":["https://openalex.org/I88060688"]}],"countries":["ES"],"is_corresponding":false,"raw_author_name":"Consuelo Gonzalo-Martin","raw_affiliation_strings":["Center of Biomedical Technology, Universidad Polit\u00e9cnica de Madrid, UPM, Campus de Montegancedo, Pozuelo de Alarc\u00f3n, 28223 Madrid, Spain"],"raw_orcid":"https://orcid.org/0000-0002-0804-9293","affiliations":[{"raw_affiliation_string":"Center of Biomedical Technology, Universidad Polit\u00e9cnica de Madrid, UPM, Campus de Montegancedo, Pozuelo de Alarc\u00f3n, 28223 Madrid, Spain","institution_ids":["https://openalex.org/I88060688"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5062161324"],"corresponding_institution_ids":["https://openalex.org/I119635470"],"apc_list":{"value":2000,"currency":"CHF","value_usd":2165},"apc_paid":{"value":2000,"currency":"CHF","value_usd":2165},"fwci":3.0438,"has_fulltext":true,"cited_by_count":22,"citation_normalized_percentile":{"value":0.92899444,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":90,"max":99},"biblio":{"volume":"19","issue":"12","first_page":"666","last_page":"666"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10689","display_name":"Remote-Sensing Image Classification","score":0.9998999834060669,"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":0.9998999834060669,"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/T12157","display_name":"Geochemistry and Geologic Mapping","score":0.9923999905586243,"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/T10640","display_name":"Spectroscopy and Chemometric Analyses","score":0.9872999787330627,"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/hyperspectral-imaging","display_name":"Hyperspectral imaging","score":0.8681579828262329},{"id":"https://openalex.org/keywords/principal-component-analysis","display_name":"Principal component analysis","score":0.8601032495498657},{"id":"https://openalex.org/keywords/dimensionality-reduction","display_name":"Dimensionality reduction","score":0.7956965565681458},{"id":"https://openalex.org/keywords/pattern-recognition","display_name":"Pattern recognition (psychology)","score":0.6504954099655151},{"id":"https://openalex.org/keywords/curse-of-dimensionality","display_name":"Curse of dimensionality","score":0.6358891129493713},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.5943530797958374},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5545802712440491},{"id":"https://openalex.org/keywords/independent-component-analysis","display_name":"Independent component analysis","score":0.5016219615936279},{"id":"https://openalex.org/keywords/thematic-map","display_name":"Thematic map","score":0.4373123347759247},{"id":"https://openalex.org/keywords/focus","display_name":"Focus (optics)","score":0.43709996342658997},{"id":"https://openalex.org/keywords/spectral-space","display_name":"Spectral space","score":0.42934080958366394},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.3557318449020386},{"id":"https://openalex.org/keywords/remote-sensing","display_name":"Remote sensing","score":0.34415990114212036},{"id":"https://openalex.org/keywords/geography","display_name":"Geography","score":0.11764675378799438},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.08568105101585388}],"concepts":[{"id":"https://openalex.org/C159078339","wikidata":"https://www.wikidata.org/wiki/Q959005","display_name":"Hyperspectral imaging","level":2,"score":0.8681579828262329},{"id":"https://openalex.org/C27438332","wikidata":"https://www.wikidata.org/wiki/Q2873","display_name":"Principal component analysis","level":2,"score":0.8601032495498657},{"id":"https://openalex.org/C70518039","wikidata":"https://www.wikidata.org/wiki/Q16000077","display_name":"Dimensionality reduction","level":2,"score":0.7956965565681458},{"id":"https://openalex.org/C153180895","wikidata":"https://www.wikidata.org/wiki/Q7148389","display_name":"Pattern recognition (psychology)","level":2,"score":0.6504954099655151},{"id":"https://openalex.org/C111030470","wikidata":"https://www.wikidata.org/wiki/Q1430460","display_name":"Curse of dimensionality","level":2,"score":0.6358891129493713},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.5943530797958374},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5545802712440491},{"id":"https://openalex.org/C51432778","wikidata":"https://www.wikidata.org/wiki/Q1259145","display_name":"Independent component analysis","level":2,"score":0.5016219615936279},{"id":"https://openalex.org/C93692415","wikidata":"https://www.wikidata.org/wiki/Q1502030","display_name":"Thematic map","level":2,"score":0.4373123347759247},{"id":"https://openalex.org/C192209626","wikidata":"https://www.wikidata.org/wiki/Q190909","display_name":"Focus (optics)","level":2,"score":0.43709996342658997},{"id":"https://openalex.org/C2778740170","wikidata":"https://www.wikidata.org/wiki/Q7575210","display_name":"Spectral space","level":2,"score":0.42934080958366394},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.3557318449020386},{"id":"https://openalex.org/C62649853","wikidata":"https://www.wikidata.org/wiki/Q199687","display_name":"Remote sensing","level":1,"score":0.34415990114212036},{"id":"https://openalex.org/C205649164","wikidata":"https://www.wikidata.org/wiki/Q1071","display_name":"Geography","level":0,"score":0.11764675378799438},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.08568105101585388},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.0},{"id":"https://openalex.org/C202444582","wikidata":"https://www.wikidata.org/wiki/Q837863","display_name":"Pure mathematics","level":1,"score":0.0},{"id":"https://openalex.org/C58640448","wikidata":"https://www.wikidata.org/wiki/Q42515","display_name":"Cartography","level":1,"score":0.0}],"mesh":[],"locations_count":5,"locations":[{"id":"doi:10.3390/e19120666","is_oa":true,"landing_page_url":"https://doi.org/10.3390/e19120666","pdf_url":"https://www.mdpi.com/1099-4300/19/12/666/pdf?version=1512467793","source":{"id":"https://openalex.org/S195231649","display_name":"Entropy","issn_l":"1099-4300","issn":["1099-4300"],"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":"Entropy","raw_type":"journal-article"},{"id":"pmh:oai:acceda.ulpgc.es:10553/25107","is_oa":true,"landing_page_url":"http://hdl.handle.net/10553/25107","pdf_url":null,"source":{"id":"https://openalex.org/S4306400136","display_name":"Acceda (Universidad de Las Palmas de Gran Canaria)","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":"other-oa","license_id":"https://openalex.org/licenses/other-oa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"&lt;p&gt;Entropy [1099-4300] Vol. 19 (12), article number 666&lt;/p&gt;","raw_type":"info:eu-repo/semantics/article"},{"id":"pmh:oai:accedacris.ulpgc.es:10553/25107","is_oa":false,"landing_page_url":"http://hdl.handle.net/10553/30709","pdf_url":null,"source":{"id":"https://openalex.org/S4306400136","display_name":"Acceda (Universidad de Las Palmas de Gran Canaria)","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":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Entropy [ISSN 1099-4300], v. 19 (12), article number 666","raw_type":"info:eu-repo/semantics/article"},{"id":"pmh:oai:doaj.org/article:77c7025376ca4165814daf3dad2076b2","is_oa":true,"landing_page_url":"https://doaj.org/article/77c7025376ca4165814daf3dad2076b2","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":"Entropy, Vol 19, Iss 12, p 666 (2017)","raw_type":"article"},{"id":"pmh:oai:mdpi.com:/1099-4300/19/12/666/","is_oa":true,"landing_page_url":"https://dx.doi.org/10.3390/e19120666","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":"Entropy; Volume 19; Issue 12; Pages: 666","raw_type":"Text"}],"best_oa_location":{"id":"doi:10.3390/e19120666","is_oa":true,"landing_page_url":"https://doi.org/10.3390/e19120666","pdf_url":"https://www.mdpi.com/1099-4300/19/12/666/pdf?version=1512467793","source":{"id":"https://openalex.org/S195231649","display_name":"Entropy","issn_l":"1099-4300","issn":["1099-4300"],"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":"Entropy","raw_type":"journal-article"},"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G122744108","display_name":null,"funder_award_id":"BES-2014-069426","funder_id":"https://openalex.org/F4320321837","funder_display_name":"Ministerio de Econom\u00eda y Competitividad"},{"id":"https://openalex.org/G198482553","display_name":null,"funder_award_id":"CTM2016-77733-R","funder_id":"https://openalex.org/F4320335598","funder_display_name":"Agencia Estatal de Investigaci\u00f3n"},{"id":"https://openalex.org/G2569958611","display_name":null,"funder_award_id":"CTM2016-77733-R","funder_id":"https://openalex.org/F4320321837","funder_display_name":"Ministerio de Econom\u00eda y Competitividad"},{"id":"https://openalex.org/G8312856193","display_name":null,"funder_award_id":"CTM2016-77733-R","funder_id":"https://openalex.org/F4320335322","funder_display_name":"European Regional Development Fund"}],"funders":[{"id":"https://openalex.org/F4320321837","display_name":"Ministerio de Econom\u00eda y Competitividad","ror":"https://ror.org/034900433"},{"id":"https://openalex.org/F4320323811","display_name":"Universidad de Las Palmas de Gran Canaria","ror":"https://ror.org/01teme464"},{"id":"https://openalex.org/F4320326574","display_name":"Instituto Nacional de T\u00e9cnica Aeroespacial","ror":"https://ror.org/02m44ak47"},{"id":"https://openalex.org/F4320335322","display_name":"European Regional Development Fund","ror":"https://ror.org/00k4n6c32"},{"id":"https://openalex.org/F4320335598","display_name":"Agencia Estatal de Investigaci\u00f3n","ror":null}],"has_content":{"grobid_xml":true,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W2774091922.pdf","grobid_xml":"https://content.openalex.org/works/W2774091922.grobid-xml"},"referenced_works_count":38,"referenced_works":["https://openalex.org/W757048316","https://openalex.org/W1551648222","https://openalex.org/W1945915409","https://openalex.org/W1974981350","https://openalex.org/W1978305377","https://openalex.org/W2036061791","https://openalex.org/W2036097478","https://openalex.org/W2044541332","https://openalex.org/W2057688677","https://openalex.org/W2063907334","https://openalex.org/W2081488093","https://openalex.org/W2087263172","https://openalex.org/W2090116710","https://openalex.org/W2097900616","https://openalex.org/W2098057602","https://openalex.org/W2108218391","https://openalex.org/W2117756363","https://openalex.org/W2123649031","https://openalex.org/W2125757205","https://openalex.org/W2136251662","https://openalex.org/W2136625467","https://openalex.org/W2150990614","https://openalex.org/W2156005575","https://openalex.org/W2160896689","https://openalex.org/W2167101736","https://openalex.org/W2168415319","https://openalex.org/W2248223322","https://openalex.org/W2305655979","https://openalex.org/W2317683878","https://openalex.org/W2324167749","https://openalex.org/W2341545927","https://openalex.org/W2405365025","https://openalex.org/W2506092911","https://openalex.org/W2593007382","https://openalex.org/W2605148979","https://openalex.org/W4214564766","https://openalex.org/W4239510810","https://openalex.org/W6704443453"],"related_works":["https://openalex.org/W2072166414","https://openalex.org/W3209970181","https://openalex.org/W2070598848","https://openalex.org/W3034375524","https://openalex.org/W2027399350","https://openalex.org/W2060875994","https://openalex.org/W2044184146","https://openalex.org/W2156787910","https://openalex.org/W2292979300","https://openalex.org/W2991581445"],"abstract_inverted_index":{"Hyperspectral":[0],"imagery":[1],"(HSI)":[2],"integrates":[3],"many":[4],"continuous":[5],"and":[6,64,109,121],"narrow":[7],"bands":[8],"that":[9],"cover":[10],"different":[11,124,171],"regions":[12,157,173],"of":[13,25,78,94,113,132,169],"the":[14,18,22,30,49,52,92,97,114,128,135,151,155,159,166,170,185,189],"electromagnetic":[15,160],"spectrum.":[16,161],"However,":[17],"main":[19],"challenge":[20],"is":[21,36],"high":[23],"dimensionality":[24,34,104,146],"HSI":[26,112,153],"data":[27],"due":[28],"to":[29,42,90,101,122,142,182],"\u2019Hughes\u2019":[31],"phenomenon.":[32],"Thus,":[33],"reduction":[35,105,147],"necessary":[37],"before":[38],"applying":[39],"classification":[40],"algorithms":[41],"obtain":[43],"accurate":[44,88],"thematic":[45],"maps.":[46],"We":[47],"focus":[48],"study":[50,81],"on":[51,82],"following":[53],"feature-extraction":[54],"algorithms:":[55],"Principal":[56],"Component":[57,66],"Analysis":[58,67],"(PCA),":[59],"Minimum":[60],"Noise":[61],"Fraction":[62],"(MNF),":[63],"Independent":[65],"(ICA).":[68],"After":[69],"a":[70,76,79,144],"literature":[71],"survey,":[72],"we":[73],"have":[74],"observed":[75],"lack":[77],"comparative":[80],"these":[83],"techniques":[84,106],"as":[85,87],"well":[86],"strategies":[89,125],"determine":[91,143],"number":[93,131],"components.":[95],"Hence,":[96],"first":[98],"objective":[99,140],"was":[100,141,180],"compare":[102],"traditional":[103],"(PCA,":[107],"MNF,":[108],"ICA)":[110],"in":[111,134],"Compact":[115],"Airborne":[116],"Spectrographic":[117],"Imager":[118],"(CASI)":[119],"sensor":[120],"evaluate":[123],"for":[126],"selecting":[127],"most":[129],"suitable":[130],"components":[133,163],"transformed":[136,167,178],"space.":[137],"The":[138,162],"second":[139],"new":[145],"approach":[148,187],"by":[149],"dividing":[150],"CASI":[152],"regarding":[154],"spectral":[156,172],"covering":[158],"selected":[164],"from":[165],"space":[168,179],"were":[174],"stacked.":[175],"This":[176],"stacked":[177],"evaluated":[181],"see":[183],"if":[184],"proposed":[186],"improves":[188],"final":[190],"classification.":[191]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2024,"cited_by_count":1},{"year":2023,"cited_by_count":2},{"year":2022,"cited_by_count":3},{"year":2021,"cited_by_count":2},{"year":2020,"cited_by_count":2},{"year":2019,"cited_by_count":5},{"year":2018,"cited_by_count":6}],"updated_date":"2026-05-21T06:26:12.895304","created_date":"2025-10-10T00:00:00"}
