{"id":"https://openalex.org/W1546081328","doi":"https://doi.org/10.1109/acii.2015.7344600","title":"Exploring dataset similarities using PCA-based feature selection","display_name":"Exploring dataset similarities using PCA-based feature selection","publication_year":2015,"publication_date":"2015-09-01","ids":{"openalex":"https://openalex.org/W1546081328","doi":"https://doi.org/10.1109/acii.2015.7344600","mag":"1546081328"},"language":"en","primary_location":{"id":"doi:10.1109/acii.2015.7344600","is_oa":false,"landing_page_url":"https://doi.org/10.1109/acii.2015.7344600","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2015 International Conference on Affective Computing and Intelligent Interaction (ACII)","raw_type":"proceedings-article"},"type":"conference-paper","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"http://infoscience.epfl.ch/record/210632","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5033995312","display_name":"Ingo Siegert","orcid":"https://orcid.org/0000-0001-7447-7141"},"institutions":[{"id":"https://openalex.org/I95793202","display_name":"Otto-von-Guericke-Universit\u00e4t Magdeburg","ror":"https://ror.org/00ggpsq73","country_code":"DE","type":"education","lineage":["https://openalex.org/I95793202"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Ingo Siegert","raw_affiliation_strings":["Cognitive Systems Group, Otto von Guericke University Magdeburg, Germany"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Cognitive Systems Group, Otto von Guericke University Magdeburg, Germany","institution_ids":["https://openalex.org/I95793202"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5083254973","display_name":"Ronald B\u00f6ck","orcid":"https://orcid.org/0000-0002-6158-2089"},"institutions":[{"id":"https://openalex.org/I95793202","display_name":"Otto-von-Guericke-Universit\u00e4t Magdeburg","ror":"https://ror.org/00ggpsq73","country_code":"DE","type":"education","lineage":["https://openalex.org/I95793202"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Ronald Bock","raw_affiliation_strings":["Cognitive Systems Group, Otto von Guericke University Magdeburg, Germany"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Cognitive Systems Group, Otto von Guericke University Magdeburg, Germany","institution_ids":["https://openalex.org/I95793202"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5047373591","display_name":"Andreas Wendemuth","orcid":"https://orcid.org/0000-0001-6917-8198"},"institutions":[{"id":"https://openalex.org/I95793202","display_name":"Otto-von-Guericke-Universit\u00e4t Magdeburg","ror":"https://ror.org/00ggpsq73","country_code":"DE","type":"education","lineage":["https://openalex.org/I95793202"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Andreas Wendemuth","raw_affiliation_strings":["Cognitive Systems Group, Otto von Guericke University Magdeburg, Germany"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Cognitive Systems Group, Otto von Guericke University Magdeburg, Germany","institution_ids":["https://openalex.org/I95793202"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5087200921","display_name":"Bogdan Vlasenko","orcid":null},"institutions":[{"id":"https://openalex.org/I7495430","display_name":"Idiap Research Institute","ror":"https://ror.org/05932h694","country_code":"CH","type":"facility","lineage":["https://openalex.org/I7495430"]}],"countries":["CH"],"is_corresponding":false,"raw_author_name":"Bogdan Vlasenko","raw_affiliation_strings":["Idiap Research Institute Martigny, Switzerland","IDIAP Res. Inst., Martigny, Switzerland"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Idiap Research Institute Martigny, Switzerland","institution_ids":["https://openalex.org/I7495430"]},{"raw_affiliation_string":"IDIAP Res. Inst., Martigny, Switzerland","institution_ids":["https://openalex.org/I7495430"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.5405,"has_fulltext":false,"cited_by_count":5,"citation_normalized_percentile":{"value":0.72815932,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":97},"biblio":{"volume":null,"issue":null,"first_page":"387","last_page":"393"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10057","display_name":"Face and Expression Recognition","score":0.9965999722480774,"subfield":{"id":"https://openalex.org/subfields/1707","display_name":"Computer Vision and Pattern Recognition"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T10057","display_name":"Face and Expression Recognition","score":0.9965999722480774,"subfield":{"id":"https://openalex.org/subfields/1707","display_name":"Computer Vision and Pattern Recognition"},"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/T10667","display_name":"Emotion and Mood Recognition","score":0.995199978351593,"subfield":{"id":"https://openalex.org/subfields/3205","display_name":"Experimental and Cognitive Psychology"},"field":{"id":"https://openalex.org/fields/32","display_name":"Psychology"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},{"id":"https://openalex.org/T10201","display_name":"Speech Recognition and Synthesis","score":0.9948999881744385,"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/computer-science","display_name":"Computer science","score":0.8269697427749634},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.6664630770683289},{"id":"https://openalex.org/keywords/classifier","display_name":"Classifier (UML)","score":0.6602932214736938},{"id":"https://openalex.org/keywords/natural-language-processing","display_name":"Natural language processing","score":0.58145672082901},{"id":"https://openalex.org/keywords/feature-selection","display_name":"Feature selection","score":0.557183027267456},{"id":"https://openalex.org/keywords/feature-extraction","display_name":"Feature extraction","score":0.5478624105453491},{"id":"https://openalex.org/keywords/variety","display_name":"Variety (cybernetics)","score":0.545881986618042},{"id":"https://openalex.org/keywords/ranking","display_name":"Ranking (information retrieval)","score":0.5229478478431702},{"id":"https://openalex.org/keywords/matching","display_name":"Matching (statistics)","score":0.5208162069320679},{"id":"https://openalex.org/keywords/economic-shortage","display_name":"Economic shortage","score":0.4937833249568939},{"id":"https://openalex.org/keywords/identification","display_name":"Identification (biology)","score":0.4602007567882538},{"id":"https://openalex.org/keywords/field","display_name":"Field (mathematics)","score":0.4213976562023163},{"id":"https://openalex.org/keywords/feature","display_name":"Feature (linguistics)","score":0.4127694070339203},{"id":"https://openalex.org/keywords/selection","display_name":"Selection (genetic algorithm)","score":0.4115099012851715},{"id":"https://openalex.org/keywords/pattern-recognition","display_name":"Pattern recognition (psychology)","score":0.35397759079933167},{"id":"https://openalex.org/keywords/speech-recognition","display_name":"Speech recognition","score":0.3290572762489319}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8269697427749634},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.6664630770683289},{"id":"https://openalex.org/C95623464","wikidata":"https://www.wikidata.org/wiki/Q1096149","display_name":"Classifier (UML)","level":2,"score":0.6602932214736938},{"id":"https://openalex.org/C204321447","wikidata":"https://www.wikidata.org/wiki/Q30642","display_name":"Natural language processing","level":1,"score":0.58145672082901},{"id":"https://openalex.org/C148483581","wikidata":"https://www.wikidata.org/wiki/Q446488","display_name":"Feature selection","level":2,"score":0.557183027267456},{"id":"https://openalex.org/C52622490","wikidata":"https://www.wikidata.org/wiki/Q1026626","display_name":"Feature extraction","level":2,"score":0.5478624105453491},{"id":"https://openalex.org/C136197465","wikidata":"https://www.wikidata.org/wiki/Q1729295","display_name":"Variety (cybernetics)","level":2,"score":0.545881986618042},{"id":"https://openalex.org/C189430467","wikidata":"https://www.wikidata.org/wiki/Q7293293","display_name":"Ranking (information retrieval)","level":2,"score":0.5229478478431702},{"id":"https://openalex.org/C165064840","wikidata":"https://www.wikidata.org/wiki/Q1321061","display_name":"Matching (statistics)","level":2,"score":0.5208162069320679},{"id":"https://openalex.org/C194051981","wikidata":"https://www.wikidata.org/wiki/Q1337691","display_name":"Economic shortage","level":3,"score":0.4937833249568939},{"id":"https://openalex.org/C116834253","wikidata":"https://www.wikidata.org/wiki/Q2039217","display_name":"Identification (biology)","level":2,"score":0.4602007567882538},{"id":"https://openalex.org/C9652623","wikidata":"https://www.wikidata.org/wiki/Q190109","display_name":"Field (mathematics)","level":2,"score":0.4213976562023163},{"id":"https://openalex.org/C2776401178","wikidata":"https://www.wikidata.org/wiki/Q12050496","display_name":"Feature (linguistics)","level":2,"score":0.4127694070339203},{"id":"https://openalex.org/C81917197","wikidata":"https://www.wikidata.org/wiki/Q628760","display_name":"Selection (genetic algorithm)","level":2,"score":0.4115099012851715},{"id":"https://openalex.org/C153180895","wikidata":"https://www.wikidata.org/wiki/Q7148389","display_name":"Pattern recognition (psychology)","level":2,"score":0.35397759079933167},{"id":"https://openalex.org/C28490314","wikidata":"https://www.wikidata.org/wiki/Q189436","display_name":"Speech recognition","level":1,"score":0.3290572762489319},{"id":"https://openalex.org/C41895202","wikidata":"https://www.wikidata.org/wiki/Q8162","display_name":"Linguistics","level":1,"score":0.0},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.0},{"id":"https://openalex.org/C59822182","wikidata":"https://www.wikidata.org/wiki/Q441","display_name":"Botany","level":1,"score":0.0},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"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/C2778137410","wikidata":"https://www.wikidata.org/wiki/Q2732820","display_name":"Government (linguistics)","level":2,"score":0.0},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.0},{"id":"https://openalex.org/C138885662","wikidata":"https://www.wikidata.org/wiki/Q5891","display_name":"Philosophy","level":0,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/acii.2015.7344600","is_oa":false,"landing_page_url":"https://doi.org/10.1109/acii.2015.7344600","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2015 International Conference on Affective Computing and Intelligent Interaction (ACII)","raw_type":"proceedings-article"},{"id":"pmh:oai:infoscience.epfl.ch:210632","is_oa":true,"landing_page_url":"http://infoscience.epfl.ch/record/210632","pdf_url":null,"source":{"id":"https://openalex.org/S4306400487","display_name":"Infoscience (Ecole Polytechnique F\u00e9d\u00e9rale de Lausanne)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I5124864","host_organization_name":"\u00c9cole Polytechnique F\u00e9d\u00e9rale de Lausanne","host_organization_lineage":["https://openalex.org/I5124864"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"Text"}],"best_oa_location":{"id":"pmh:oai:infoscience.epfl.ch:210632","is_oa":true,"landing_page_url":"http://infoscience.epfl.ch/record/210632","pdf_url":null,"source":{"id":"https://openalex.org/S4306400487","display_name":"Infoscience (Ecole Polytechnique F\u00e9d\u00e9rale de Lausanne)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I5124864","host_organization_name":"\u00c9cole Polytechnique F\u00e9d\u00e9rale de Lausanne","host_organization_lineage":["https://openalex.org/I5124864"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"Text"},"sustainable_development_goals":[{"display_name":"Quality Education","id":"https://metadata.un.org/sdg/4","score":0.4000000059604645}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":32,"referenced_works":["https://openalex.org/W141927798","https://openalex.org/W174728840","https://openalex.org/W175750906","https://openalex.org/W179777611","https://openalex.org/W211912913","https://openalex.org/W1491541693","https://openalex.org/W1504365409","https://openalex.org/W1523998327","https://openalex.org/W1663973292","https://openalex.org/W1987048275","https://openalex.org/W2016839396","https://openalex.org/W2018549299","https://openalex.org/W2026799997","https://openalex.org/W2041282815","https://openalex.org/W2056030034","https://openalex.org/W2064790003","https://openalex.org/W2095183813","https://openalex.org/W2097732741","https://openalex.org/W2133990480","https://openalex.org/W2135195345","https://openalex.org/W2137639365","https://openalex.org/W2158061940","https://openalex.org/W2163651627","https://openalex.org/W2167854178","https://openalex.org/W2760010729","https://openalex.org/W3088392472","https://openalex.org/W4247128285","https://openalex.org/W6607232981","https://openalex.org/W6631237365","https://openalex.org/W6684133691","https://openalex.org/W6744897445","https://openalex.org/W7028336066"],"related_works":["https://openalex.org/W2579473328","https://openalex.org/W2509147714","https://openalex.org/W4239898203","https://openalex.org/W2586833044","https://openalex.org/W2603666417","https://openalex.org/W46955353","https://openalex.org/W2315021981","https://openalex.org/W2955295882","https://openalex.org/W2145869671","https://openalex.org/W2357816140"],"abstract_inverted_index":{"In":[0],"emotion":[1],"recognition":[2],"from":[3,95],"speech,":[4],"several":[5],"well-established":[6],"corpora":[7,48,80,97,133],"are":[8],"used":[9,104],"to":[10,42,70,101],"date":[11],"for":[12,46,54,74],"the":[13,24,27,52,117,129],"development":[14],"of":[15,32,38,77,79,110,119,125],"classification":[16],"engines.":[17],"The":[18,36],"data":[19,59,94],"is":[20,41,98,147],"annotated":[21],"differently,":[22],"and":[23,49,142],"community":[25],"in":[26,89,112],"field":[28],"uses":[29],"a":[30,62,72],"variety":[31],"feature":[33],"extraction":[34],"schemes.":[35],"aim":[37],"this":[39,67,120],"paper":[40],"investigate":[43],"promising":[44],"features":[45,57],"individual":[47],"then":[50],"compare":[51,116],"results":[53,118],"proposing":[55],"optimal":[56],"across":[58],"sets,":[60],"introducing":[61],"new":[63],"ranking":[64],"method.":[65],"Further,":[66],"enables":[68],"us":[69],"present":[71],"method":[73,121],"automatic":[75],"identification":[76],"groups":[78],"with":[81,122],"similar":[82,99],"characteristics.":[83],"This":[84],"answers":[85],"an":[86],"urgent":[87],"question":[88],"classifier":[90],"development,":[91],"namely":[92],"whether":[93],"different":[96],"enough":[100],"jointly":[102],"be":[103],"as":[105],"training":[106],"material,":[107],"overcoming":[108],"shortage":[109],"material":[111],"matching":[113],"domains.":[114],"We":[115,127],"manual":[123],"groupings":[124],"corpora.":[126],"consider":[128],"established":[130],"emotional":[131],"speech":[132],"AVIC,":[134],"ABC,":[135],"DES,":[136],"EMO-DB,":[137],"ENTERFACE,":[138],"SAL,":[139],"SMARTKOM,":[140],"SUSAS":[141],"VAM,":[143],"however":[144],"our":[145],"approach":[146],"general.":[148]},"counts_by_year":[{"year":2019,"cited_by_count":1},{"year":2018,"cited_by_count":1},{"year":2017,"cited_by_count":3}],"updated_date":"2026-08-13T07:04:57.449891","created_date":"2025-10-10T00:00:00"}
