{"id":"https://openalex.org/W2969394213","doi":"https://doi.org/10.1109/jstars.2019.2934011","title":"GPU Parallel Implementation of Dual-Depth Sparse Probabilistic Latent Semantic Analysis for Hyperspectral Unmixing","display_name":"GPU Parallel Implementation of Dual-Depth Sparse Probabilistic Latent Semantic Analysis for Hyperspectral Unmixing","publication_year":2019,"publication_date":"2019-08-22","ids":{"openalex":"https://openalex.org/W2969394213","doi":"https://doi.org/10.1109/jstars.2019.2934011","mag":"2969394213"},"language":"en","primary_location":{"id":"doi:10.1109/jstars.2019.2934011","is_oa":false,"landing_page_url":"https://doi.org/10.1109/jstars.2019.2934011","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/A5061081487","display_name":"Jose Antonio Gallardo Jaramago","orcid":"https://orcid.org/0000-0003-0050-2927"},"institutions":[{"id":"https://openalex.org/I80606768","display_name":"Universidad de Extremadura","ror":"https://ror.org/0174shg90","country_code":"ES","type":"education","lineage":["https://openalex.org/I80606768"]}],"countries":["ES"],"is_corresponding":true,"raw_author_name":"Jose Antonio Gallardo Jaramago","raw_affiliation_strings":["Hyperspectral Computing Laboratory, Department of Technology of Computers and Communications, Escuela Polit\u00e9cnica, University of Extremadura, C\u00e1ceres, Spain"],"affiliations":[{"raw_affiliation_string":"Hyperspectral Computing Laboratory, Department of Technology of Computers and Communications, Escuela Polit\u00e9cnica, University of Extremadura, C\u00e1ceres, Spain","institution_ids":["https://openalex.org/I80606768"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5046123228","display_name":"Mercedes E. Paoletti","orcid":"https://orcid.org/0000-0003-1030-3729"},"institutions":[{"id":"https://openalex.org/I80606768","display_name":"Universidad de Extremadura","ror":"https://ror.org/0174shg90","country_code":"ES","type":"education","lineage":["https://openalex.org/I80606768"]}],"countries":["ES"],"is_corresponding":false,"raw_author_name":"Mercedes Eugenia Paoletti","raw_affiliation_strings":["Hyperspectral Computing Laboratory, Department of Technology of Computers and Communications, Escuela Polit\u00e9cnica, University of Extremadura, C\u00e1ceres, Spain"],"affiliations":[{"raw_affiliation_string":"Hyperspectral Computing Laboratory, Department of Technology of Computers and Communications, Escuela Polit\u00e9cnica, University of Extremadura, C\u00e1ceres, Spain","institution_ids":["https://openalex.org/I80606768"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5039673511","display_name":"Juan M. Haut","orcid":"https://orcid.org/0000-0001-6701-961X"},"institutions":[{"id":"https://openalex.org/I80606768","display_name":"Universidad de Extremadura","ror":"https://ror.org/0174shg90","country_code":"ES","type":"education","lineage":["https://openalex.org/I80606768"]}],"countries":["ES"],"is_corresponding":false,"raw_author_name":"Juan Mario Haut","raw_affiliation_strings":["Hyperspectral Computing Laboratory, Department of Technology of Computers and Communications, Escuela Polit\u00e9cnica, University of Extremadura, C\u00e1ceres, Spain"],"affiliations":[{"raw_affiliation_string":"Hyperspectral Computing Laboratory, Department of Technology of Computers and Communications, Escuela Polit\u00e9cnica, University of Extremadura, C\u00e1ceres, Spain","institution_ids":["https://openalex.org/I80606768"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5086443350","display_name":"Rub\u00e9n Fern\u00e1ndez-Beltr\u00e1n","orcid":"https://orcid.org/0000-0003-1374-8416"},"institutions":[{"id":"https://openalex.org/I10902133","display_name":"Universitat Jaume I","ror":"https://ror.org/02ws1xc11","country_code":"ES","type":"education","lineage":["https://openalex.org/I10902133"]}],"countries":["ES"],"is_corresponding":false,"raw_author_name":"Ruben Fernandez-Beltran","raw_affiliation_strings":["Institute of New Imaging Technologies, University Jaume I, Castell\u00f3n de la Plana, Spain"],"affiliations":[{"raw_affiliation_string":"Institute of New Imaging Technologies, University Jaume I, Castell\u00f3n de la Plana, Spain","institution_ids":["https://openalex.org/I10902133"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5054292278","display_name":"Antonio Plaza","orcid":"https://orcid.org/0000-0002-9613-1659"},"institutions":[{"id":"https://openalex.org/I80606768","display_name":"Universidad de Extremadura","ror":"https://ror.org/0174shg90","country_code":"ES","type":"education","lineage":["https://openalex.org/I80606768"]}],"countries":["ES"],"is_corresponding":false,"raw_author_name":"Antonio Plaza","raw_affiliation_strings":["Hyperspectral Computing Laboratory, Department of Technology of Computers and Communications, Escuela Polit\u00e9cnica, University of Extremadura, C\u00e1ceres, Spain"],"affiliations":[{"raw_affiliation_string":"Hyperspectral Computing Laboratory, Department of Technology of Computers and Communications, Escuela Polit\u00e9cnica, University of Extremadura, C\u00e1ceres, Spain","institution_ids":["https://openalex.org/I80606768"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5010624980","display_name":"Javier Plaza","orcid":"https://orcid.org/0000-0002-2384-9141"},"institutions":[{"id":"https://openalex.org/I80606768","display_name":"Universidad de Extremadura","ror":"https://ror.org/0174shg90","country_code":"ES","type":"education","lineage":["https://openalex.org/I80606768"]}],"countries":["ES"],"is_corresponding":false,"raw_author_name":"Javier Plaza","raw_affiliation_strings":["Hyperspectral Computing Laboratory, Department of Technology of Computers and Communications, Escuela Polit\u00e9cnica, University of Extremadura, C\u00e1ceres, Spain"],"affiliations":[{"raw_affiliation_string":"Hyperspectral Computing Laboratory, Department of Technology of Computers and Communications, Escuela Polit\u00e9cnica, University of Extremadura, C\u00e1ceres, Spain","institution_ids":["https://openalex.org/I80606768"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":6,"corresponding_author_ids":["https://openalex.org/A5061081487"],"corresponding_institution_ids":["https://openalex.org/I80606768"],"apc_list":{"value":1250,"currency":"USD","value_usd":1250},"apc_paid":null,"fwci":1.8131,"has_fulltext":false,"cited_by_count":15,"citation_normalized_percentile":{"value":0.87297712,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":98},"biblio":{"volume":"12","issue":"9","first_page":"3156","last_page":"3167"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10689","display_name":"Remote-Sensing Image Classification","score":1.0,"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":1.0,"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/T11659","display_name":"Advanced Image Fusion Techniques","score":0.989799976348877,"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/T13890","display_name":"Remote Sensing and Land Use","score":0.9887999892234802,"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":0.8857640027999878},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.8245517611503601},{"id":"https://openalex.org/keywords/probabilistic-latent-semantic-analysis","display_name":"Probabilistic latent semantic analysis","score":0.6433584094047546},{"id":"https://openalex.org/keywords/probabilistic-logic","display_name":"Probabilistic logic","score":0.5637122392654419},{"id":"https://openalex.org/keywords/curse-of-dimensionality","display_name":"Curse of dimensionality","score":0.5200666785240173},{"id":"https://openalex.org/keywords/pattern-recognition","display_name":"Pattern recognition (psychology)","score":0.4793018400669098},{"id":"https://openalex.org/keywords/pixel","display_name":"Pixel","score":0.47642096877098083},{"id":"https://openalex.org/keywords/statistical-model","display_name":"Statistical model","score":0.43321698904037476},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.41875308752059937}],"concepts":[{"id":"https://openalex.org/C159078339","wikidata":"https://www.wikidata.org/wiki/Q959005","display_name":"Hyperspectral imaging","level":2,"score":0.8857640027999878},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8245517611503601},{"id":"https://openalex.org/C112933361","wikidata":"https://www.wikidata.org/wiki/Q2845258","display_name":"Probabilistic latent semantic analysis","level":2,"score":0.6433584094047546},{"id":"https://openalex.org/C49937458","wikidata":"https://www.wikidata.org/wiki/Q2599292","display_name":"Probabilistic logic","level":2,"score":0.5637122392654419},{"id":"https://openalex.org/C111030470","wikidata":"https://www.wikidata.org/wiki/Q1430460","display_name":"Curse of dimensionality","level":2,"score":0.5200666785240173},{"id":"https://openalex.org/C153180895","wikidata":"https://www.wikidata.org/wiki/Q7148389","display_name":"Pattern recognition (psychology)","level":2,"score":0.4793018400669098},{"id":"https://openalex.org/C160633673","wikidata":"https://www.wikidata.org/wiki/Q355198","display_name":"Pixel","level":2,"score":0.47642096877098083},{"id":"https://openalex.org/C114289077","wikidata":"https://www.wikidata.org/wiki/Q3284399","display_name":"Statistical model","level":2,"score":0.43321698904037476},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.41875308752059937}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/jstars.2019.2934011","is_oa":false,"landing_page_url":"https://doi.org/10.1109/jstars.2019.2934011","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"},{"id":"pmh:oai:repositori.uji.es:10234/184827","is_oa":false,"landing_page_url":"http://hdl.handle.net/10234/184827","pdf_url":null,"source":{"id":"https://openalex.org/S4306400303","display_name":"Repositori UJI (Universitat Jaume I)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I10902133","host_organization_name":"Universitat Jaume I","host_organization_lineage":["https://openalex.org/I10902133"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"","raw_type":"info:eu-repo/semantics/article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G1731382246","display_name":null,"funder_award_id":"GR18060","funder_id":"https://openalex.org/F4320328352","funder_display_name":"Junta de Extremadura"},{"id":"https://openalex.org/G4648944835","display_name":null,"funder_award_id":"734541 (EOXPOSURE)","funder_id":"https://openalex.org/F4320320300","funder_display_name":"European Commission"},{"id":"https://openalex.org/G495392292","display_name":null,"funder_award_id":"FEDER","funder_id":"https://openalex.org/F4320320300","funder_display_name":"European Commission"},{"id":"https://openalex.org/G4956428346","display_name":null,"funder_award_id":"Horizon 2020 research and innovatio","funder_id":"https://openalex.org/F4320320300","funder_display_name":"European Commission"},{"id":"https://openalex.org/G5036817778","display_name":null,"funder_award_id":"European Union's Horizon 2020 research and innov","funder_id":"https://openalex.org/F4320320300","funder_display_name":"European Commission"},{"id":"https://openalex.org/G5100248318","display_name":null,"funder_award_id":"APOSTD/2017/007","funder_id":"https://openalex.org/F4320321864","funder_display_name":"Generalitat Valenciana"},{"id":"https://openalex.org/G5544519660","display_name":null,"funder_award_id":"FEDER","funder_id":"https://openalex.org/F4320321864","funder_display_name":"Generalitat Valenciana"},{"id":"https://openalex.org/G574691940","display_name":null,"funder_award_id":"734541","funder_id":"https://openalex.org/F4320320300","funder_display_name":"European Commission"},{"id":"https://openalex.org/G6228229278","display_name":null,"funder_award_id":"APOSTD/2017","funder_id":"https://openalex.org/F4320321864","funder_display_name":"Generalitat Valenciana"},{"id":"https://openalex.org/G699448585","display_name":null,"funder_award_id":"734541","funder_id":"https://openalex.org/F4320328352","funder_display_name":"Junta de Extremadura"},{"id":"https://openalex.org/G8318064016","display_name":null,"funder_award_id":"Horizon","funder_id":"https://openalex.org/F4320320300","funder_display_name":"European Commission"},{"id":"https://openalex.org/G8352646007","display_name":null,"funder_award_id":"EOXPOSURE","funder_id":"https://openalex.org/F4320320300","funder_display_name":"European Commission"},{"id":"https://openalex.org/G8633428685","display_name":null,"funder_award_id":"European Union's Horizon 2020 research and innovat","funder_id":"https://openalex.org/F4320320300","funder_display_name":"European Commission"}],"funders":[{"id":"https://openalex.org/F4320320300","display_name":"European Commission","ror":"https://ror.org/00k4n6c32"},{"id":"https://openalex.org/F4320321864","display_name":"Generalitat Valenciana","ror":"https://ror.org/0097mvx21"},{"id":"https://openalex.org/F4320328352","display_name":"Junta de Extremadura","ror":"https://ror.org/01df4mv68"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":52,"referenced_works":["https://openalex.org/W1530964327","https://openalex.org/W1551812369","https://openalex.org/W1555407049","https://openalex.org/W1560612360","https://openalex.org/W1755724306","https://openalex.org/W1857538800","https://openalex.org/W1993358787","https://openalex.org/W2002546995","https://openalex.org/W2009576740","https://openalex.org/W2048419331","https://openalex.org/W2063790512","https://openalex.org/W2077239519","https://openalex.org/W2080956096","https://openalex.org/W2081555128","https://openalex.org/W2084830040","https://openalex.org/W2087263574","https://openalex.org/W2095231256","https://openalex.org/W2095343758","https://openalex.org/W2095483845","https://openalex.org/W2145597631","https://openalex.org/W2152544583","https://openalex.org/W2157321686","https://openalex.org/W2163886442","https://openalex.org/W2164790787","https://openalex.org/W2167335783","https://openalex.org/W2174706414","https://openalex.org/W2241001100","https://openalex.org/W2312917021","https://openalex.org/W2340823724","https://openalex.org/W2486845456","https://openalex.org/W2496536022","https://openalex.org/W2516893097","https://openalex.org/W2547904680","https://openalex.org/W2570623377","https://openalex.org/W2582579192","https://openalex.org/W2589049109","https://openalex.org/W2738160899","https://openalex.org/W2746934747","https://openalex.org/W2763669938","https://openalex.org/W2764205729","https://openalex.org/W2767936726","https://openalex.org/W2772452219","https://openalex.org/W2782517596","https://openalex.org/W2784118841","https://openalex.org/W2797621410","https://openalex.org/W2806966882","https://openalex.org/W2808773462","https://openalex.org/W2809370310","https://openalex.org/W2898381489","https://openalex.org/W2902163209","https://openalex.org/W2903452532","https://openalex.org/W3101195009"],"related_works":["https://openalex.org/W2072166414","https://openalex.org/W4389358162","https://openalex.org/W3209970181","https://openalex.org/W2060875994","https://openalex.org/W2111020819","https://openalex.org/W3034375524","https://openalex.org/W4230131218","https://openalex.org/W2404757046","https://openalex.org/W2076134148","https://openalex.org/W2132083814"],"abstract_inverted_index":{"Hyperspectral":[0],"unmixing":[1],"(HU)":[2],"is":[3,111,128],"an":[4],"important":[5],"task":[6],"for":[7,41,115,200,239],"remotely":[8],"sensed":[9],"hyperspectral":[10],"(HS)":[11],"data":[12,34,126,249],"exploitation.":[13],"It":[14],"comprises":[15],"the":[16,32,52,67,87,91,105,109,121,124,151,155,186,189,204,213,221,234,240,243],"identification":[17,46],"of":[18,31,47,108,123,150,185,242,246],"pure":[19],"spectral":[20],"signatures":[21],"(endmembers)":[22],"and":[23,44,49,79,104,170,177,188,216],"their":[24],"corresponding":[25,205],"fractional":[26],"abundances":[27,80],"in":[28,75,118,208,212,220],"each":[29],"pixel":[30],"HS":[33,125,168,248],"cube.":[35],"Several":[36],"methods":[37],"have":[38],"been":[39,63],"developed":[40,64,153],"(semi-)":[42],"supervised":[43],"automatic":[45],"endmembers":[48,78],"abundances.":[50],"Recently,":[51],"statistical":[53,96],"dual-depth":[54],"sparse":[55],"probabilistic":[56],"latent":[57,72,92],"semantic":[58],"analysis":[59],"(DEpLSA)":[60],"method":[61],"has":[62],"to":[65,86,100,132,139,144,218],"tackle":[66],"HU":[68,196],"problem":[69],"as":[70],"a":[71,146],"topic-based":[73],"approach":[74,192],"which":[76,225],"both":[77],"can":[81,193],"be":[82],"simultaneously":[83],"estimated":[84],"according":[85],"semantics":[88],"encapsulated":[89],"by":[90],"topic":[93],"space.":[94],"However,":[95],"models":[97],"usually":[98],"lead":[99],"computationally":[101],"demanding":[102],"algorithms":[103],"computational":[106],"time":[107],"DEpLSA":[110,187],"often":[112],"too":[113],"high":[114],"practical":[116,201],"use,":[117,202],"particular,":[119],"when":[120],"dimensionality":[122],"cube":[127],"large.":[129],"In":[130],"order":[131],"mitigate":[133],"this":[134,136],"limitation,":[135],"article":[137],"resorts":[138],"graphical":[140],"processing":[141,245],"units":[142],"(GPUs)":[143],"provide":[145,194],"new":[147],"parallel":[148,183],"version":[149],"DEpLSA,":[152],"using":[154,165],"NVidia":[156],"compute":[157],"device":[158],"unified":[159],"architecture.":[160],"Our":[161],"experimental":[162],"results,":[163],"conducted":[164],"four":[166],"well-known":[167],"datasets":[169],"two":[171],"different":[172],"GPU":[173],"architectures":[174],"(GTX":[175],"1080":[176,215],"Tesla":[178,222],"P100),":[179],"show":[180],"that":[181,231],"our":[182],"versions":[184,207],"traditional":[190],"pLSA":[191],"accurate":[195],"results":[197],"fast":[198,244],"enough":[199],"accelerating":[203],"serial":[206],"at":[209],"least":[210],"30x":[211],"GTX":[214],"up":[217],"147x":[219],"P100":[223],"GPU,":[224],"are":[226],"quite":[227],"significant":[228],"acceleration":[229],"factors":[230],"increase":[232],"with":[233],"image":[235],"size,":[236],"thus":[237],"allowing":[238],"possibility":[241],"massive":[247],"repositories.":[250]},"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2024,"cited_by_count":4},{"year":2022,"cited_by_count":2},{"year":2021,"cited_by_count":4},{"year":2020,"cited_by_count":3},{"year":2019,"cited_by_count":1}],"updated_date":"2026-04-13T07:58:08.660418","created_date":"2019-08-29T00:00:00"}