{"id":"https://openalex.org/W4391923813","doi":"https://doi.org/10.1109/whispers61460.2023.10431354","title":"Acritical Comparison of Linear and Nonlinear Unmixing for Intimate Mixtures","display_name":"Acritical Comparison of Linear and Nonlinear Unmixing for Intimate Mixtures","publication_year":2023,"publication_date":"2023-10-31","ids":{"openalex":"https://openalex.org/W4391923813","doi":"https://doi.org/10.1109/whispers61460.2023.10431354"},"language":"en","primary_location":{"id":"doi:10.1109/whispers61460.2023.10431354","is_oa":false,"landing_page_url":"http://dx.doi.org/10.1109/whispers61460.2023.10431354","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":"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/A5054181553","display_name":"Bikram Koirala","orcid":"https://orcid.org/0000-0002-8887-8197"},"institutions":[{"id":"https://openalex.org/I149213910","display_name":"University of Antwerp","ror":"https://ror.org/008x57b05","country_code":"BE","type":"education","lineage":["https://openalex.org/I149213910"]}],"countries":["BE"],"is_corresponding":false,"raw_author_name":"Bikram Koirala","raw_affiliation_strings":["University of Antwerp (CDE),Imec-Visionlab,Antwerp,B-2610"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Antwerp (CDE),Imec-Visionlab,Antwerp,B-2610","institution_ids":["https://openalex.org/I149213910"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5027599072","display_name":"Samiran Das","orcid":"https://orcid.org/0000-0002-3814-534X"},"institutions":[{"id":"https://openalex.org/I2801798921","display_name":"Helmholtz-Zentrum Dresden-Rossendorf","ror":"https://ror.org/01zy2cs03","country_code":"DE","type":"facility","lineage":["https://openalex.org/I1305996414","https://openalex.org/I2801798921"]},{"id":"https://openalex.org/I4210148560","display_name":"Helmholtz Institute Freiberg for Resource Technology","ror":"https://ror.org/04kdb0j04","country_code":"DE","type":"government","lineage":["https://openalex.org/I1305996414","https://openalex.org/I2801798921","https://openalex.org/I4210148560"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Samiran Das","raw_affiliation_strings":["Helmholtz Institute Freiberg for Resource Technology,Helmholtz-Zentrum Dresden-Rossendorf (HZDR)","Helmholtz-Zentrum Dresden-Rossendorf (HZDR), Helmholtz Institute Freiberg for Resource Technology"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Helmholtz Institute Freiberg for Resource Technology,Helmholtz-Zentrum Dresden-Rossendorf (HZDR)","institution_ids":["https://openalex.org/I2801798921","https://openalex.org/I4210148560"]},{"raw_affiliation_string":"Helmholtz-Zentrum Dresden-Rossendorf (HZDR), Helmholtz Institute Freiberg for Resource Technology","institution_ids":["https://openalex.org/I2801798921","https://openalex.org/I4210148560"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5042657950","display_name":"Behnood Rasti","orcid":"https://orcid.org/0000-0002-1091-9841"},"institutions":[{"id":"https://openalex.org/I2801798921","display_name":"Helmholtz-Zentrum Dresden-Rossendorf","ror":"https://ror.org/01zy2cs03","country_code":"DE","type":"facility","lineage":["https://openalex.org/I1305996414","https://openalex.org/I2801798921"]},{"id":"https://openalex.org/I4210148560","display_name":"Helmholtz Institute Freiberg for Resource Technology","ror":"https://ror.org/04kdb0j04","country_code":"DE","type":"government","lineage":["https://openalex.org/I1305996414","https://openalex.org/I2801798921","https://openalex.org/I4210148560"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Behnood Rasti","raw_affiliation_strings":["Helmholtz Institute Freiberg for Resource Technology,Helmholtz-Zentrum Dresden-Rossendorf (HZDR)","Helmholtz-Zentrum Dresden-Rossendorf (HZDR), Helmholtz Institute Freiberg for Resource Technology"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Helmholtz Institute Freiberg for Resource Technology,Helmholtz-Zentrum Dresden-Rossendorf (HZDR)","institution_ids":["https://openalex.org/I2801798921","https://openalex.org/I4210148560"]},{"raw_affiliation_string":"Helmholtz-Zentrum Dresden-Rossendorf (HZDR), Helmholtz Institute Freiberg for Resource Technology","institution_ids":["https://openalex.org/I2801798921","https://openalex.org/I4210148560"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5074919292","display_name":"Pedram Ghamisi","orcid":"https://orcid.org/0000-0003-1203-741X"},"institutions":[{"id":"https://openalex.org/I2801798921","display_name":"Helmholtz-Zentrum Dresden-Rossendorf","ror":"https://ror.org/01zy2cs03","country_code":"DE","type":"facility","lineage":["https://openalex.org/I1305996414","https://openalex.org/I2801798921"]},{"id":"https://openalex.org/I4210148560","display_name":"Helmholtz Institute Freiberg for Resource Technology","ror":"https://ror.org/04kdb0j04","country_code":"DE","type":"government","lineage":["https://openalex.org/I1305996414","https://openalex.org/I2801798921","https://openalex.org/I4210148560"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Pedram Ghamisi","raw_affiliation_strings":["Helmholtz Institute Freiberg for Resource Technology,Helmholtz-Zentrum Dresden-Rossendorf (HZDR)","Helmholtz-Zentrum Dresden-Rossendorf (HZDR), Helmholtz Institute Freiberg for Resource Technology"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Helmholtz Institute Freiberg for Resource Technology,Helmholtz-Zentrum Dresden-Rossendorf (HZDR)","institution_ids":["https://openalex.org/I2801798921","https://openalex.org/I4210148560"]},{"raw_affiliation_string":"Helmholtz-Zentrum Dresden-Rossendorf (HZDR), Helmholtz Institute Freiberg for Resource Technology","institution_ids":["https://openalex.org/I2801798921","https://openalex.org/I4210148560"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5067490750","display_name":"Richard Gloaguen","orcid":"https://orcid.org/0000-0002-4383-473X"},"institutions":[{"id":"https://openalex.org/I2801798921","display_name":"Helmholtz-Zentrum Dresden-Rossendorf","ror":"https://ror.org/01zy2cs03","country_code":"DE","type":"facility","lineage":["https://openalex.org/I1305996414","https://openalex.org/I2801798921"]},{"id":"https://openalex.org/I4210148560","display_name":"Helmholtz Institute Freiberg for Resource Technology","ror":"https://ror.org/04kdb0j04","country_code":"DE","type":"government","lineage":["https://openalex.org/I1305996414","https://openalex.org/I2801798921","https://openalex.org/I4210148560"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Richard Gloaguen","raw_affiliation_strings":["Helmholtz Institute Freiberg for Resource Technology,Helmholtz-Zentrum Dresden-Rossendorf (HZDR)","Helmholtz-Zentrum Dresden-Rossendorf (HZDR), Helmholtz Institute Freiberg for Resource Technology"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Helmholtz Institute Freiberg for Resource Technology,Helmholtz-Zentrum Dresden-Rossendorf (HZDR)","institution_ids":["https://openalex.org/I2801798921","https://openalex.org/I4210148560"]},{"raw_affiliation_string":"Helmholtz-Zentrum Dresden-Rossendorf (HZDR), Helmholtz Institute Freiberg for Resource Technology","institution_ids":["https://openalex.org/I2801798921","https://openalex.org/I4210148560"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5009310543","display_name":"Paul Scheunders","orcid":"https://orcid.org/0000-0003-2447-4772"},"institutions":[{"id":"https://openalex.org/I149213910","display_name":"University of Antwerp","ror":"https://ror.org/008x57b05","country_code":"BE","type":"education","lineage":["https://openalex.org/I149213910"]}],"countries":["BE"],"is_corresponding":false,"raw_author_name":"Paul Scheunders","raw_affiliation_strings":["University of Antwerp (CDE),Imec-Visionlab,Antwerp,B-2610"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Antwerp (CDE),Imec-Visionlab,Antwerp,B-2610","institution_ids":["https://openalex.org/I149213910"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":3,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":false,"cited_by_count":3,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"1","last_page":"5"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10689","display_name":"Remote-Sensing Image Classification","score":0.9940999746322632,"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":0.9940999746322632,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/nonlinear-system","display_name":"Nonlinear system","score":0.6103572845458984},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.41097742319107056},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.3672275245189667},{"id":"https://openalex.org/keywords/applied-mathematics","display_name":"Applied mathematics","score":0.36678194999694824},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.16278955340385437}],"concepts":[{"id":"https://openalex.org/C158622935","wikidata":"https://www.wikidata.org/wiki/Q660848","display_name":"Nonlinear system","level":2,"score":0.6103572845458984},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.41097742319107056},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.3672275245189667},{"id":"https://openalex.org/C28826006","wikidata":"https://www.wikidata.org/wiki/Q33521","display_name":"Applied mathematics","level":1,"score":0.36678194999694824},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.16278955340385437},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/whispers61460.2023.10431354","is_oa":false,"landing_page_url":"http://dx.doi.org/10.1109/whispers61460.2023.10431354","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":[{"score":0.6399999856948853,"id":"https://metadata.un.org/sdg/2","display_name":"Zero hunger"}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":17,"referenced_works":["https://openalex.org/W1830857935","https://openalex.org/W1957094454","https://openalex.org/W1963659868","https://openalex.org/W2005818237","https://openalex.org/W2011315899","https://openalex.org/W2042626896","https://openalex.org/W2078222544","https://openalex.org/W2127062304","https://openalex.org/W2170395949","https://openalex.org/W2967530387","https://openalex.org/W3122463936","https://openalex.org/W3139578059","https://openalex.org/W3157105957","https://openalex.org/W3164826511","https://openalex.org/W4210555639","https://openalex.org/W4293731930","https://openalex.org/W4390357691"],"related_works":["https://openalex.org/W2899084033","https://openalex.org/W2748952813","https://openalex.org/W4391375266","https://openalex.org/W1979597421","https://openalex.org/W2007980826","https://openalex.org/W2061531152","https://openalex.org/W3002753104","https://openalex.org/W2077600819","https://openalex.org/W2142036596","https://openalex.org/W2072657027"],"abstract_inverted_index":{"In":[0],"this":[1],"study,":[2],"we":[3,43],"conducted":[4,32],"a":[5,40],"comparative":[6],"analysis":[7],"of":[8,19,52,137],"various":[9],"linear":[10],"and":[11,62,81,100,104,110],"nonlinear":[12,129],"unmixing":[13,117,130],"methods":[14,118,131],"to":[15,119],"estimate":[16],"the":[17,120,138],"composition":[18],"intricate":[20],"clay":[21,35,53],"powder":[22,36],"mixtures":[23,37,47],"based":[24],"on":[25],"their":[26],"spectral":[27,88,102],"reflectance.":[28],"Our":[29],"experiments":[30],"were":[31,70,74,78,83],"using":[33,94],"industrial":[34],"generated":[38,121],"in":[39,141],"laboratory.":[41],"Specifically,":[42],"created":[44],"325":[45,67],"uniform":[46],"by":[48,90],"combining":[49],"five":[50],"types":[51],"powders:":[54],"Kaolin,":[55],"Roof":[56],"clay,":[57,59,61],"Red":[58],"mixed":[60],"Calcium":[63],"hydroxide.":[64],"Among":[65],"these":[66,92,142],"samples,":[68],"60":[69],"binary":[71],"mixtures,":[72,76,80],"150":[73],"ternary":[75],"100":[77],"quaternary":[79],"15":[82],"quinary":[84],"mixtures.":[85,144],"We":[86,113],"acquired":[87],"data":[89],"scanning":[91],"samples":[93],"two":[95,105],"handheld":[96],"spectrometers":[97],"(ASD":[98],"Spectroradiometer":[99],"PSR-3500":[101],"evolution)":[103],"hyperspectral":[106],"cameras":[107],"(Specim":[108],"AsiaFenix":[109],"Specim":[111],"sCMOS).":[112],"applied":[114],"several":[115],"state-of-the-art":[116],"datasets.":[122],"The":[123],"experimental":[124],"findings":[125],"indicate":[126],"that":[127],"specialized":[128],"are":[132],"necessary":[133],"for":[134],"accurate":[135],"estimation":[136],"fractional":[139],"abundances":[140],"complex":[143]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2025,"cited_by_count":1},{"year":2024,"cited_by_count":1}],"updated_date":"2026-07-22T07:51:19.307946","created_date":"2025-10-10T00:00:00"}