{"id":"https://openalex.org/W2023258616","doi":"https://doi.org/10.1109/jstars.2012.2210277","title":"An Approach for Subpixel Anomaly Detection in Hyperspectral Images","display_name":"An Approach for Subpixel Anomaly Detection in Hyperspectral Images","publication_year":2012,"publication_date":"2012-09-12","ids":{"openalex":"https://openalex.org/W2023258616","doi":"https://doi.org/10.1109/jstars.2012.2210277","mag":"2023258616"},"language":"en","primary_location":{"id":"doi:10.1109/jstars.2012.2210277","is_oa":false,"landing_page_url":"https://doi.org/10.1109/jstars.2012.2210277","pdf_url":null,"source":{"id":"https://openalex.org/S117727964","display_name":"IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing","issn_l":"1939-1404","issn":["1939-1404","2151-1535"],"is_oa":false,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","doaj"],"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/A5028152226","display_name":"Safa Khazai","orcid":null},"institutions":[{"id":"https://openalex.org/I23946033","display_name":"University of Tehran","ror":"https://ror.org/05vf56z40","country_code":"IR","type":"education","lineage":["https://openalex.org/I23946033"]}],"countries":["IR"],"is_corresponding":false,"raw_author_name":"Safa Khazai","raw_affiliation_strings":["Department of Surveying and Geomatics Engineering, College of Engineering, University of Tehran, Tehran, Iran","Department of Surveying and Geomatics Engineering, University of Tehran, Tehran, Iran"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Surveying and Geomatics Engineering, College of Engineering, University of Tehran, Tehran, Iran","institution_ids":["https://openalex.org/I23946033"]},{"raw_affiliation_string":"Department of Surveying and Geomatics Engineering, University of Tehran, Tehran, Iran","institution_ids":["https://openalex.org/I23946033"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5003182960","display_name":"Abdolreza Safari","orcid":"https://orcid.org/0000-0001-5938-5468"},"institutions":[{"id":"https://openalex.org/I23946033","display_name":"University of Tehran","ror":"https://ror.org/05vf56z40","country_code":"IR","type":"education","lineage":["https://openalex.org/I23946033"]}],"countries":["IR"],"is_corresponding":false,"raw_author_name":"Abdolreza Safari","raw_affiliation_strings":["Department of Surveying and Geomatics Engineering, College of Engineering, University of Tehran, Tehran, Iran","Department of Surveying and Geomatics Engineering, University of Tehran, Tehran, Iran"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Surveying and Geomatics Engineering, College of Engineering, University of Tehran, Tehran, Iran","institution_ids":["https://openalex.org/I23946033"]},{"raw_affiliation_string":"Department of Surveying and Geomatics Engineering, University of Tehran, Tehran, Iran","institution_ids":["https://openalex.org/I23946033"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5083040104","display_name":"Barat Mojaradi","orcid":"https://orcid.org/0000-0002-5894-5969"},"institutions":[{"id":"https://openalex.org/I67009956","display_name":"Iran University of Science and Technology","ror":"https://ror.org/01jw2p796","country_code":"IR","type":"education","lineage":["https://openalex.org/I67009956"]}],"countries":["IR"],"is_corresponding":false,"raw_author_name":"Barat Mojaradi","raw_affiliation_strings":["School of Civil Engineering, Iran University of Science and Technology, Tehran, Iran","School of Civil Engineering,  Iran University of Science and Technology,  Tehran,  Iran"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Civil Engineering, Iran University of Science and Technology, Tehran, Iran","institution_ids":["https://openalex.org/I67009956"]},{"raw_affiliation_string":"School of Civil Engineering,  Iran University of Science and Technology,  Tehran,  Iran","institution_ids":["https://openalex.org/I67009956"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5063724972","display_name":"Saeid Homayouni","orcid":"https://orcid.org/0000-0002-0214-5356"},"institutions":[{"id":"https://openalex.org/I23946033","display_name":"University of Tehran","ror":"https://ror.org/05vf56z40","country_code":"IR","type":"education","lineage":["https://openalex.org/I23946033"]}],"countries":["IR"],"is_corresponding":false,"raw_author_name":"Saeid Homayouni","raw_affiliation_strings":["Department of Surveying and Geomatics Engineering, College of Engineering, University of Tehran, Tehran, Iran","Department of Surveying and Geomatics Engineering, University of Tehran, Tehran, Iran"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Surveying and Geomatics Engineering, College of Engineering, University of Tehran, Tehran, Iran","institution_ids":["https://openalex.org/I23946033"]},{"raw_affiliation_string":"Department of Surveying and Geomatics Engineering, University of Tehran, Tehran, Iran","institution_ids":["https://openalex.org/I23946033"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":{"value":1250,"currency":"USD","value_usd":1250},"apc_paid":null,"fwci":8.4081,"has_fulltext":false,"cited_by_count":71,"citation_normalized_percentile":{"value":0.97145104,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":90,"max":99},"biblio":{"volume":"6","issue":"2","first_page":"769","last_page":"778"},"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/T10640","display_name":"Spectroscopy and Chemometric Analyses","score":0.9804999828338623,"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"}},{"id":"https://openalex.org/T12157","display_name":"Geochemistry and Geologic Mapping","score":0.9703999757766724,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/subpixel-rendering","display_name":"Subpixel rendering","score":0.9582141637802124},{"id":"https://openalex.org/keywords/hyperspectral-imaging","display_name":"Hyperspectral imaging","score":0.8701695203781128},{"id":"https://openalex.org/keywords/anomaly-detection","display_name":"Anomaly detection","score":0.7581490278244019},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7163362503051758},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.6580402851104736},{"id":"https://openalex.org/keywords/pattern-recognition","display_name":"Pattern recognition (psychology)","score":0.6220585107803345},{"id":"https://openalex.org/keywords/feature","display_name":"Feature (linguistics)","score":0.5583302974700928},{"id":"https://openalex.org/keywords/anomaly","display_name":"Anomaly (physics)","score":0.457559198141098},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.44592583179473877},{"id":"https://openalex.org/keywords/feature-vector","display_name":"Feature vector","score":0.4382937252521515},{"id":"https://openalex.org/keywords/feature-extraction","display_name":"Feature extraction","score":0.43724215030670166},{"id":"https://openalex.org/keywords/pixel","display_name":"Pixel","score":0.28459233045578003}],"concepts":[{"id":"https://openalex.org/C68516990","wikidata":"https://www.wikidata.org/wiki/Q452912","display_name":"Subpixel rendering","level":3,"score":0.9582141637802124},{"id":"https://openalex.org/C159078339","wikidata":"https://www.wikidata.org/wiki/Q959005","display_name":"Hyperspectral imaging","level":2,"score":0.8701695203781128},{"id":"https://openalex.org/C739882","wikidata":"https://www.wikidata.org/wiki/Q3560506","display_name":"Anomaly detection","level":2,"score":0.7581490278244019},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7163362503051758},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.6580402851104736},{"id":"https://openalex.org/C153180895","wikidata":"https://www.wikidata.org/wiki/Q7148389","display_name":"Pattern recognition (psychology)","level":2,"score":0.6220585107803345},{"id":"https://openalex.org/C2776401178","wikidata":"https://www.wikidata.org/wiki/Q12050496","display_name":"Feature (linguistics)","level":2,"score":0.5583302974700928},{"id":"https://openalex.org/C12997251","wikidata":"https://www.wikidata.org/wiki/Q567560","display_name":"Anomaly (physics)","level":2,"score":0.457559198141098},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.44592583179473877},{"id":"https://openalex.org/C83665646","wikidata":"https://www.wikidata.org/wiki/Q42139305","display_name":"Feature vector","level":2,"score":0.4382937252521515},{"id":"https://openalex.org/C52622490","wikidata":"https://www.wikidata.org/wiki/Q1026626","display_name":"Feature extraction","level":2,"score":0.43724215030670166},{"id":"https://openalex.org/C160633673","wikidata":"https://www.wikidata.org/wiki/Q355198","display_name":"Pixel","level":2,"score":0.28459233045578003},{"id":"https://openalex.org/C26873012","wikidata":"https://www.wikidata.org/wiki/Q214781","display_name":"Condensed matter physics","level":1,"score":0.0},{"id":"https://openalex.org/C138885662","wikidata":"https://www.wikidata.org/wiki/Q5891","display_name":"Philosophy","level":0,"score":0.0},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0},{"id":"https://openalex.org/C41895202","wikidata":"https://www.wikidata.org/wiki/Q8162","display_name":"Linguistics","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/jstars.2012.2210277","is_oa":false,"landing_page_url":"https://doi.org/10.1109/jstars.2012.2210277","pdf_url":null,"source":{"id":"https://openalex.org/S117727964","display_name":"IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing","issn_l":"1939-1404","issn":["1939-1404","2151-1535"],"is_oa":false,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":28,"referenced_works":["https://openalex.org/W1510073064","https://openalex.org/W1512548396","https://openalex.org/W1607516073","https://openalex.org/W1968558840","https://openalex.org/W1970099214","https://openalex.org/W2010702969","https://openalex.org/W2021877372","https://openalex.org/W2033638991","https://openalex.org/W2047519171","https://openalex.org/W2047870694","https://openalex.org/W2063727835","https://openalex.org/W2067782748","https://openalex.org/W2070424424","https://openalex.org/W2077347596","https://openalex.org/W2100294832","https://openalex.org/W2105234315","https://openalex.org/W2112651516","https://openalex.org/W2116793806","https://openalex.org/W2117111850","https://openalex.org/W2124267685","https://openalex.org/W2124463804","https://openalex.org/W2131132457","https://openalex.org/W2163816481","https://openalex.org/W2165447611","https://openalex.org/W2406093411","https://openalex.org/W4255230573","https://openalex.org/W4300989607","https://openalex.org/W6653013548"],"related_works":["https://openalex.org/W2884029982","https://openalex.org/W2806741695","https://openalex.org/W3210364259","https://openalex.org/W4290647774","https://openalex.org/W3189286258","https://openalex.org/W3207797160","https://openalex.org/W2912112202","https://openalex.org/W2667207928","https://openalex.org/W4300558037","https://openalex.org/W4377864969"],"abstract_inverted_index":{"Fast":[0],"detecting":[1],"difficult":[2],"targets":[3],"such":[4],"as":[5],"subpixel":[6],"objects":[7],"is":[8,45,97],"a":[9,29,37],"fundamental":[10],"challenge":[11],"for":[12,40],"anomaly":[13,43],"detection":[14,84],"(AD)":[15],"in":[16,52],"hyperspectral":[17],"images.":[18],"In":[19],"an":[20],"attempt":[21],"to":[22],"solve":[23],"this":[24,26],"problem,":[25],"paper":[27],"presents":[28],"novel":[30],"but":[31],"simple":[32],"approach":[33,50],"based":[34],"on":[35,67],"selecting":[36],"single":[38],"feature":[39,55],"which":[41],"the":[42,46,53,78,94],"value":[44],"maximum.":[47],"The":[48,89],"proposed":[49,79,95],"applied":[51],"original":[54],"space":[56],"has":[57],"been":[58],"evaluated":[59],"and":[60],"compared":[61],"with":[62],"relevant":[63],"state-of-the-art":[64],"AD":[65],"methods":[66],"Target":[68],"Detection":[69],"Blind":[70],"Test":[71],"data":[72],"sets.":[73],"Preliminary":[74],"results":[75,90],"suggest":[76],"that":[77,93],"method":[80,96],"can":[81],"achieve":[82],"better":[83],"performance":[85],"than":[86],"its":[87],"counterparts.":[88],"also":[91],"show":[92],"computationally":[98],"expedient.":[99]},"counts_by_year":[{"year":2026,"cited_by_count":2},{"year":2025,"cited_by_count":1},{"year":2024,"cited_by_count":1},{"year":2023,"cited_by_count":5},{"year":2022,"cited_by_count":5},{"year":2021,"cited_by_count":2},{"year":2020,"cited_by_count":6},{"year":2019,"cited_by_count":7},{"year":2018,"cited_by_count":9},{"year":2017,"cited_by_count":8},{"year":2016,"cited_by_count":8},{"year":2015,"cited_by_count":12},{"year":2014,"cited_by_count":5}],"updated_date":"2026-08-11T07:18:39.950985","created_date":"2025-10-10T00:00:00"}