{"id":"https://openalex.org/W4312349746","doi":"https://doi.org/10.1109/igarss46834.2022.9883420","title":"Comparing Spectral Differences Between Healthy and Early Infested Spruce Forests Caused by Bark Beetle Attacks using Satellite Images","display_name":"Comparing Spectral Differences Between Healthy and Early Infested Spruce Forests Caused by Bark Beetle Attacks using Satellite Images","publication_year":2022,"publication_date":"2022-07-17","ids":{"openalex":"https://openalex.org/W4312349746","doi":"https://doi.org/10.1109/igarss46834.2022.9883420"},"language":"en","primary_location":{"id":"doi:10.1109/igarss46834.2022.9883420","is_oa":false,"landing_page_url":"https://doi.org/10.1109/igarss46834.2022.9883420","pdf_url":null,"source":{"id":"https://openalex.org/S4363604196","display_name":"IGARSS 2022 - 2022 IEEE International Geoscience and Remote Sensing Symposium","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":"conference"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IGARSS 2022 - 2022 IEEE International Geoscience and Remote Sensing Symposium","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/A5073943659","display_name":"Langning Huo","orcid":"https://orcid.org/0000-0001-8432-8609"},"institutions":[{"id":"https://openalex.org/I298625061","display_name":"Swedish University of Agricultural Sciences","ror":"https://ror.org/02yy8x990","country_code":"SE","type":"education","lineage":["https://openalex.org/I298625061"]}],"countries":["SE"],"is_corresponding":false,"raw_author_name":"Langning Huo","raw_affiliation_strings":["Swedish University of Agricultural Sciences,Department of Forest Resource Management,Umeå,Sweden,SE-901 83"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Swedish University of Agricultural Sciences,Department of Forest Resource Management,Umeå,Sweden,SE-901 83","institution_ids":["https://openalex.org/I298625061"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5037641882","display_name":"Eva Lindberg","orcid":"https://orcid.org/0000-0002-1792-0773"},"institutions":[{"id":"https://openalex.org/I298625061","display_name":"Swedish University of Agricultural Sciences","ror":"https://ror.org/02yy8x990","country_code":"SE","type":"education","lineage":["https://openalex.org/I298625061"]}],"countries":["SE"],"is_corresponding":false,"raw_author_name":"Eva Lindberg","raw_affiliation_strings":["Swedish University of Agricultural Sciences,Department of Forest Resource Management,Umeå,Sweden,SE-901 83"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Swedish University of Agricultural Sciences,Department of Forest Resource Management,Umeå,Sweden,SE-901 83","institution_ids":["https://openalex.org/I298625061"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5009216756","display_name":"Johan E. S. Fransson","orcid":"https://orcid.org/0000-0002-7913-8592"},"institutions":[{"id":"https://openalex.org/I298625061","display_name":"Swedish University of Agricultural Sciences","ror":"https://ror.org/02yy8x990","country_code":"SE","type":"education","lineage":["https://openalex.org/I298625061"]}],"countries":["SE"],"is_corresponding":false,"raw_author_name":"Johan E.S. Fransson","raw_affiliation_strings":["Swedish University of Agricultural Sciences,Department of Forest Resource Management,Umeå,Sweden,SE-901 83"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Swedish University of Agricultural Sciences,Department of Forest Resource Management,Umeå,Sweden,SE-901 83","institution_ids":["https://openalex.org/I298625061"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5031343326","display_name":"Henrik Persson","orcid":"https://orcid.org/0000-0002-3403-057X"},"institutions":[{"id":"https://openalex.org/I298625061","display_name":"Swedish University of Agricultural Sciences","ror":"https://ror.org/02yy8x990","country_code":"SE","type":"education","lineage":["https://openalex.org/I298625061"]}],"countries":["SE"],"is_corresponding":false,"raw_author_name":"Henrik J. Persson","raw_affiliation_strings":["Swedish University of Agricultural Sciences,Department of Forest Resource Management,Umeå,Sweden,SE-901 83"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Swedish University of Agricultural Sciences,Department of Forest Resource Management,Umeå,Sweden,SE-901 83","institution_ids":["https://openalex.org/I298625061"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I298625061"],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":false,"cited_by_count":9,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"7709","last_page":"7712"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11691","display_name":"Forest Insect Ecology and Management","score":0.9994000196456909,"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/T11691","display_name":"Forest Insect Ecology and Management","score":0.9994000196456909,"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/T10555","display_name":"Fire effects on ecosystems","score":0.9965000152587891,"subfield":{"id":"https://openalex.org/subfields/2306","display_name":"Global and Planetary Change"},"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/T11913","display_name":"Animal Ecology and Behavior Studies","score":0.9923999905586243,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/bark-beetle","display_name":"Bark beetle","score":0.802129328250885},{"id":"https://openalex.org/keywords/significant-difference","display_name":"Significant difference","score":0.639155387878418},{"id":"https://openalex.org/keywords/red-edge","display_name":"Red edge","score":0.5909903645515442},{"id":"https://openalex.org/keywords/bark","display_name":"Bark (sound)","score":0.5474931001663208},{"id":"https://openalex.org/keywords/remote-sensing","display_name":"Remote sensing","score":0.5245523452758789},{"id":"https://openalex.org/keywords/environmental-science","display_name":"Environmental science","score":0.4906419813632965},{"id":"https://openalex.org/keywords/forestry","display_name":"Forestry","score":0.32800349593162537},{"id":"https://openalex.org/keywords/geography","display_name":"Geography","score":0.30236977338790894},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.19444429874420166},{"id":"https://openalex.org/keywords/hyperspectral-imaging","display_name":"Hyperspectral imaging","score":0.08307218551635742}],"concepts":[{"id":"https://openalex.org/C2779751432","wikidata":"https://www.wikidata.org/wiki/Q720458","display_name":"Bark beetle","level":3,"score":0.802129328250885},{"id":"https://openalex.org/C3018023364","wikidata":"https://www.wikidata.org/wiki/Q425265","display_name":"Significant difference","level":2,"score":0.639155387878418},{"id":"https://openalex.org/C2776388979","wikidata":"https://www.wikidata.org/wiki/Q3422640","display_name":"Red edge","level":3,"score":0.5909903645515442},{"id":"https://openalex.org/C133446333","wikidata":"https://www.wikidata.org/wiki/Q38681","display_name":"Bark (sound)","level":2,"score":0.5474931001663208},{"id":"https://openalex.org/C62649853","wikidata":"https://www.wikidata.org/wiki/Q199687","display_name":"Remote sensing","level":1,"score":0.5245523452758789},{"id":"https://openalex.org/C39432304","wikidata":"https://www.wikidata.org/wiki/Q188847","display_name":"Environmental science","level":0,"score":0.4906419813632965},{"id":"https://openalex.org/C97137747","wikidata":"https://www.wikidata.org/wiki/Q38112","display_name":"Forestry","level":1,"score":0.32800349593162537},{"id":"https://openalex.org/C205649164","wikidata":"https://www.wikidata.org/wiki/Q1071","display_name":"Geography","level":0,"score":0.30236977338790894},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.19444429874420166},{"id":"https://openalex.org/C159078339","wikidata":"https://www.wikidata.org/wiki/Q959005","display_name":"Hyperspectral imaging","level":2,"score":0.08307218551635742},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/igarss46834.2022.9883420","is_oa":false,"landing_page_url":"https://doi.org/10.1109/igarss46834.2022.9883420","pdf_url":null,"source":{"id":"https://openalex.org/S4363604196","display_name":"IGARSS 2022 - 2022 IEEE International Geoscience and Remote Sensing Symposium","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":"conference"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IGARSS 2022 - 2022 IEEE International Geoscience and Remote Sensing Symposium","raw_type":"proceedings-article"},{"id":"pmh:oai:pub.epsilon.slu.se:31054","is_oa":false,"landing_page_url":null,"pdf_url":null,"source":{"id":"https://openalex.org/S4306402317","display_name":"Epsilon Open Archive (Sveriges lantbruksuniversitet biblioteket (Swedish University of Agricultural Sciences))","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I298625061","host_organization_name":"Swedish University of Agricultural Sciences","host_organization_lineage":["https://openalex.org/I298625061"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"acceptedVersion","is_accepted":true,"is_published":false,"raw_source_name":null,"raw_type":"Conference Paper"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.7799999713897705,"display_name":"Life in Land","id":"https://metadata.un.org/sdg/15"}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":5,"referenced_works":["https://openalex.org/W2781487732","https://openalex.org/W2888218114","https://openalex.org/W2959870684","https://openalex.org/W3123838756","https://openalex.org/W3154671245"],"related_works":["https://openalex.org/W2360570658","https://openalex.org/W2051152276","https://openalex.org/W2348003636","https://openalex.org/W1989244750","https://openalex.org/W2386081029","https://openalex.org/W2087132586","https://openalex.org/W4225572788","https://openalex.org/W2115448892","https://openalex.org/W2052922369","https://openalex.org/W4312458051"],"abstract_inverted_index":{"Detecting":[0],"forest":[1,37,287],"insect":[2],"damage":[3,19],"before":[4,79,106,238],"the":[5,24,47,69,101,107,136,138,149,155,160,168,176,186,206,210,218,229,233,239,244,252,262,275,283],"visible":[6],"discoloration":[7],"(green":[8],"attacks)":[9],"using":[10,116,278],"remote":[11,53],"sensing":[12,54],"data":[13],"is":[14,42,84],"challenging,":[15],"but":[16,259],"important":[17],"for":[18,282],"control.":[20],"In":[21,109,135],"recent":[22],"years,":[23],"European":[25],"spruce":[26,66],"bark":[27],"beetle":[28],"(Ips":[29],"typographus,":[30],"L.)":[31],"has":[32],"damaged":[33],"large":[34],"amounts":[35],"of":[36,277,286],"in":[38,148,159,182,195,205,251,261],"Europe.":[39],"However,":[40],"it":[41],"still":[43],"debatable":[44],"how":[45],"early":[46,284],"infestations":[48],"can":[49,90],"be":[50,91],"detected":[51],"with":[52,129,228,255,265],"data.":[55],"Some":[56],"studies":[57,270],"showed":[58,74,171,192],"a":[59,82,172],"spectral":[60,76,88,146,226],"difference":[61,89,174],"between":[62,93,175],"healthy":[63,98,124,177,230],"and":[64,118,126,132,154,164,178,184,189,198],"green-attacked":[65,94],"trees":[67],"at":[68,209],"plot":[70,211],"level,":[71],"while":[72],"others":[73],"that":[75,86,220,243],"differences":[77,102,147,194,202,227,234],"existed":[78],"attacks.":[80,108,134,240],"Therefore,":[81],"hypothesis":[83,115,219],"proposed":[85],"no":[87],"identified":[92],"forests":[95,99,231],"compared":[96],"to":[97,249,273],"if":[100],"do":[103,223,235],"not":[104,143,224,236,260],"exist":[105,237],"this":[110,114],"study,":[111],"we":[112],"tested":[113],"Sentinel-2":[117,150,253],"WorldView-3":[119,207,263,279],"SWIR":[120,165,190,245,280],"images":[121,151,208,254,264,281],"on":[122],"24":[123,127],"plots":[125,128,141,181],"mild,":[130],"moderate,":[131],"severe":[133],"results,":[137],"severely":[139],"attacked":[140,180],"did":[142],"show":[144,225],"significant":[145,173,193,201],"until":[152],"August,":[153,183],"sensitivity":[156],"was":[157],"found":[158],"blue,":[161,187],"red,":[162,188],"red-edge,":[163],"band.":[166],"Only":[167],"red":[169],"band":[170,191],"moderately":[179],"only":[185],"September,":[196],"October,":[197],"November.":[199],"No":[200],"were":[203,247],"observed":[204],"or":[212],"individual":[213],"tree":[214],"level.":[215],"We":[216,241],"accepted":[217],"green":[221],"attacks":[222,250],"when":[232],"concluded":[242],"bands":[246],"sensitive":[248],"10":[256],"m":[257,267],"resolution,":[258],"3.7":[266],"resolution.":[268],"Further":[269],"are":[271],"needed":[272],"explore":[274],"methodology":[276],"detection":[285],"infestation.":[288]},"counts_by_year":[{"year":2026,"cited_by_count":3},{"year":2025,"cited_by_count":2},{"year":2024,"cited_by_count":3},{"year":2023,"cited_by_count":1}],"updated_date":"2026-07-14T23:27:15.235271","created_date":"2025-10-10T00:00:00"}