{"id":"https://openalex.org/W3100523075","doi":"https://doi.org/10.1109/iecon43393.2020.9254953","title":"Emotion Classification of Facial Thermal Images using Sparse Coded Filters","display_name":"Emotion Classification of Facial Thermal Images using Sparse Coded Filters","publication_year":2020,"publication_date":"2020-10-18","ids":{"openalex":"https://openalex.org/W3100523075","doi":"https://doi.org/10.1109/iecon43393.2020.9254953","mag":"3100523075"},"language":"en","primary_location":{"id":"doi:10.1109/iecon43393.2020.9254953","is_oa":false,"landing_page_url":"https://doi.org/10.1109/iecon43393.2020.9254953","pdf_url":null,"source":{"id":"https://openalex.org/S4363608618","display_name":"IECON 2020 The 46th Annual Conference of the IEEE Industrial Electronics Society","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":"IECON 2020 The 46th Annual Conference of the IEEE Industrial Electronics Society","raw_type":"proceedings-article"},"type":"article","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/A5069539410","display_name":"Suparna Rooj","orcid":"https://orcid.org/0000-0002-0916-0030"},"institutions":[{"id":"https://openalex.org/I145894827","display_name":"Indian Institute of Technology Kharagpur","ror":"https://ror.org/03w5sq511","country_code":"IN","type":"education","lineage":["https://openalex.org/I145894827"]}],"countries":["IN"],"is_corresponding":true,"raw_author_name":"Suparna Rooj","raw_affiliation_strings":["Advanced Technology Development Centre, Indian Institute of Technology, Kharagpur, West Bengal, India","Indian Institute of Technology,Advanced Technology Development Centre,Kharagpur,West Bengal,India"],"affiliations":[{"raw_affiliation_string":"Advanced Technology Development Centre, Indian Institute of Technology, Kharagpur, West Bengal, India","institution_ids":["https://openalex.org/I145894827"]},{"raw_affiliation_string":"Indian Institute of Technology,Advanced Technology Development Centre,Kharagpur,West Bengal,India","institution_ids":["https://openalex.org/I145894827"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5073520643","display_name":"U. Antesh","orcid":null},"institutions":[{"id":"https://openalex.org/I188963388","display_name":"International Institute of Information Technology","ror":"https://ror.org/02dernx73","country_code":"IN","type":"education","lineage":["https://openalex.org/I188963388"]}],"countries":["IN"],"is_corresponding":false,"raw_author_name":"U. Antesh","raw_affiliation_strings":["Electrical and Electronics Engineering, International Institute of Information Technology, Bhubaneswar, Odisha, India","International Institute of Information Technology,Electrical and Electronics Engineering,Bhubaneswar,Odisha,India"],"affiliations":[{"raw_affiliation_string":"Electrical and Electronics Engineering, International Institute of Information Technology, Bhubaneswar, Odisha, India","institution_ids":["https://openalex.org/I188963388"]},{"raw_affiliation_string":"International Institute of Information Technology,Electrical and Electronics Engineering,Bhubaneswar,Odisha,India","institution_ids":["https://openalex.org/I188963388"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5052922793","display_name":"Shubhobrata Bhattacharya","orcid":"https://orcid.org/0000-0001-8547-275X"},"institutions":[{"id":"https://openalex.org/I145894827","display_name":"Indian Institute of Technology Kharagpur","ror":"https://ror.org/03w5sq511","country_code":"IN","type":"education","lineage":["https://openalex.org/I145894827"]}],"countries":["IN"],"is_corresponding":false,"raw_author_name":"Shubhobrata Bhattacharya","raw_affiliation_strings":["Advanced Technology Development Centre, Indian Institute of Technology, Kharagpur, West Bengal, India","Indian Institute of Technology,Advanced Technology Development Centre,Kharagpur,West Bengal,India"],"affiliations":[{"raw_affiliation_string":"Advanced Technology Development Centre, Indian Institute of Technology, Kharagpur, West Bengal, India","institution_ids":["https://openalex.org/I145894827"]},{"raw_affiliation_string":"Indian Institute of Technology,Advanced Technology Development Centre,Kharagpur,West Bengal,India","institution_ids":["https://openalex.org/I145894827"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5045754565","display_name":"Aurobinda Routray","orcid":"https://orcid.org/0000-0003-2750-6768"},"institutions":[{"id":"https://openalex.org/I145894827","display_name":"Indian Institute of Technology Kharagpur","ror":"https://ror.org/03w5sq511","country_code":"IN","type":"education","lineage":["https://openalex.org/I145894827"]}],"countries":["IN"],"is_corresponding":false,"raw_author_name":"Aurobinda Routray","raw_affiliation_strings":["Indian Institute of Technology, Kharagpur, West Bengal, India","Indian Institute of Technology,Dept. of Electrical Engineering,Kharagpur,West Bengal,India"],"affiliations":[{"raw_affiliation_string":"Indian Institute of Technology, Kharagpur, West Bengal, India","institution_ids":["https://openalex.org/I145894827"]},{"raw_affiliation_string":"Indian Institute of Technology,Dept. of Electrical Engineering,Kharagpur,West Bengal,India","institution_ids":["https://openalex.org/I145894827"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5108498530","display_name":"Manas K. Mandal","orcid":"https://orcid.org/0009-0009-6315-1475"},"institutions":[{"id":"https://openalex.org/I145894827","display_name":"Indian Institute of Technology Kharagpur","ror":"https://ror.org/03w5sq511","country_code":"IN","type":"education","lineage":["https://openalex.org/I145894827"]}],"countries":["IN"],"is_corresponding":false,"raw_author_name":"Manas K Mandal","raw_affiliation_strings":["Indian Institute of Technology, Kharagpur, West Bengal, India","Indian Institute of Technology,Dept. of Humanities and Social Sciences,Kharagpur,West Bengal,India"],"affiliations":[{"raw_affiliation_string":"Indian Institute of Technology, Kharagpur, West Bengal, India","institution_ids":["https://openalex.org/I145894827"]},{"raw_affiliation_string":"Indian Institute of Technology,Dept. of Humanities and Social Sciences,Kharagpur,West Bengal,India","institution_ids":["https://openalex.org/I145894827"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":5,"corresponding_author_ids":["https://openalex.org/A5069539410"],"corresponding_institution_ids":["https://openalex.org/I145894827"],"apc_list":null,"apc_paid":null,"fwci":0.5612,"has_fulltext":false,"cited_by_count":3,"citation_normalized_percentile":{"value":0.72266667,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":91,"max":96},"biblio":{"volume":null,"issue":null,"first_page":"453","last_page":"458"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10667","display_name":"Emotion and Mood Recognition","score":0.9988999962806702,"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"}},"topics":[{"id":"https://openalex.org/T10667","display_name":"Emotion and Mood Recognition","score":0.9988999962806702,"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/T10057","display_name":"Face and Expression Recognition","score":0.9918000102043152,"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/T13731","display_name":"Advanced Computing and Algorithms","score":0.9868999719619751,"subfield":{"id":"https://openalex.org/subfields/3322","display_name":"Urban Studies"},"field":{"id":"https://openalex.org/fields/33","display_name":"Social Sciences"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.7449421882629395},{"id":"https://openalex.org/keywords/pattern-recognition","display_name":"Pattern recognition (psychology)","score":0.6989318132400513},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6969111561775208},{"id":"https://openalex.org/keywords/support-vector-machine","display_name":"Support vector machine","score":0.62399822473526},{"id":"https://openalex.org/keywords/feature-extraction","display_name":"Feature extraction","score":0.5811703205108643},{"id":"https://openalex.org/keywords/histogram","display_name":"Histogram","score":0.5289081335067749},{"id":"https://openalex.org/keywords/modality","display_name":"Modality (human\u2013computer interaction)","score":0.4999513626098633},{"id":"https://openalex.org/keywords/dimensionality-reduction","display_name":"Dimensionality reduction","score":0.4799221456050873},{"id":"https://openalex.org/keywords/set","display_name":"Set (abstract data type)","score":0.4598894715309143},{"id":"https://openalex.org/keywords/linear-discriminant-analysis","display_name":"Linear discriminant analysis","score":0.4390433132648468},{"id":"https://openalex.org/keywords/facial-expression","display_name":"Facial expression","score":0.4148143529891968},{"id":"https://openalex.org/keywords/discriminant","display_name":"Discriminant","score":0.41089940071105957},{"id":"https://openalex.org/keywords/image","display_name":"Image (mathematics)","score":0.2675010561943054}],"concepts":[{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.7449421882629395},{"id":"https://openalex.org/C153180895","wikidata":"https://www.wikidata.org/wiki/Q7148389","display_name":"Pattern recognition (psychology)","level":2,"score":0.6989318132400513},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6969111561775208},{"id":"https://openalex.org/C12267149","wikidata":"https://www.wikidata.org/wiki/Q282453","display_name":"Support vector machine","level":2,"score":0.62399822473526},{"id":"https://openalex.org/C52622490","wikidata":"https://www.wikidata.org/wiki/Q1026626","display_name":"Feature extraction","level":2,"score":0.5811703205108643},{"id":"https://openalex.org/C53533937","wikidata":"https://www.wikidata.org/wiki/Q185020","display_name":"Histogram","level":3,"score":0.5289081335067749},{"id":"https://openalex.org/C2780226545","wikidata":"https://www.wikidata.org/wiki/Q6888030","display_name":"Modality (human\u2013computer interaction)","level":2,"score":0.4999513626098633},{"id":"https://openalex.org/C70518039","wikidata":"https://www.wikidata.org/wiki/Q16000077","display_name":"Dimensionality reduction","level":2,"score":0.4799221456050873},{"id":"https://openalex.org/C177264268","wikidata":"https://www.wikidata.org/wiki/Q1514741","display_name":"Set (abstract data type)","level":2,"score":0.4598894715309143},{"id":"https://openalex.org/C69738355","wikidata":"https://www.wikidata.org/wiki/Q1228929","display_name":"Linear discriminant analysis","level":2,"score":0.4390433132648468},{"id":"https://openalex.org/C195704467","wikidata":"https://www.wikidata.org/wiki/Q327968","display_name":"Facial expression","level":2,"score":0.4148143529891968},{"id":"https://openalex.org/C78397625","wikidata":"https://www.wikidata.org/wiki/Q192487","display_name":"Discriminant","level":2,"score":0.41089940071105957},{"id":"https://openalex.org/C115961682","wikidata":"https://www.wikidata.org/wiki/Q860623","display_name":"Image (mathematics)","level":2,"score":0.2675010561943054},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/iecon43393.2020.9254953","is_oa":false,"landing_page_url":"https://doi.org/10.1109/iecon43393.2020.9254953","pdf_url":null,"source":{"id":"https://openalex.org/S4363608618","display_name":"IECON 2020 The 46th Annual Conference of the IEEE Industrial Electronics Society","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":"IECON 2020 The 46th Annual Conference of the IEEE Industrial Electronics Society","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.6200000047683716,"id":"https://metadata.un.org/sdg/10","display_name":"Reduced inequalities"}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":26,"referenced_works":["https://openalex.org/W191316497","https://openalex.org/W1502160187","https://openalex.org/W1577591425","https://openalex.org/W2009250875","https://openalex.org/W2014185685","https://openalex.org/W2073859568","https://openalex.org/W2101244784","https://openalex.org/W2104575440","https://openalex.org/W2106947945","https://openalex.org/W2112312480","https://openalex.org/W2114187834","https://openalex.org/W2345305417","https://openalex.org/W2405680777","https://openalex.org/W2521273160","https://openalex.org/W2768149277","https://openalex.org/W2769518955","https://openalex.org/W2891399311","https://openalex.org/W2898628555","https://openalex.org/W2912483755","https://openalex.org/W2917629381","https://openalex.org/W2936166830","https://openalex.org/W2945731770","https://openalex.org/W2950798207","https://openalex.org/W2952071070","https://openalex.org/W2963446712","https://openalex.org/W3032960790"],"related_works":["https://openalex.org/W2350751952","https://openalex.org/W2362114017","https://openalex.org/W1999647744","https://openalex.org/W2794812819","https://openalex.org/W2114217318","https://openalex.org/W3147024994","https://openalex.org/W1978302214","https://openalex.org/W2587881214","https://openalex.org/W3104072235","https://openalex.org/W2063246903"],"abstract_inverted_index":{"In":[0],"affective":[1],"computing,":[2],"identifying":[3],"the":[4,27,97,105,135,158,166,189,192],"true":[5],"emotion":[6],"of":[7,29,104,113,126,137,168,191],"an":[8,80,110],"individual":[9],"is":[10,94,128,149,162],"still":[11],"a":[12,30,102,138,152,179],"significant":[13],"concern.":[14],"Under":[15],"real-life":[16],"conditions,":[17],"muscle":[18],"movements":[19],"are":[20,62,117,176],"found":[21],"to":[22,25,37,82,95,197],"be":[23],"unreliable":[24],"identify":[26],"behavior":[28],"person.":[31],"Researchers":[32],"have":[33,68],"used":[34,43,129],"thermal":[35,55,60,88,98],"modality":[36,49],"recognize":[38],"real":[39],"emotions;":[40],"however,":[41],"features":[42,72,147],"were":[44,51],"originally":[45],"handcrafted":[46],"for":[47,54,130],"visible":[48,58],"and":[50,59,67],"directly":[52],"adopted":[53,71],"modality.":[56],"Since":[57],"images":[61],"built":[63],"with":[64,195],"different":[65],"principles":[66],"distinct":[69],"characteristics,":[70],"do":[73],"not":[74],"perform":[75],"well.":[76],"This":[77],"paper":[78],"presents":[79],"algorithm":[81,156],"classify":[83],"six":[84,174],"basic":[85],"emotions":[86,175],"from":[87],"facial":[89],"images.":[90],"The":[91,123,185],"primary":[92],"aim":[93],"find":[96],"modality-specific":[99],"filters":[100,116,127],"using":[101,119,178],"subset":[103],"NVIE":[106],"dataset.":[107],"For":[108],"this,":[109],"optimal":[111,124],"set":[112,125],"local":[114],"region-specific":[115],"generated":[118],"convolutional":[120],"sparse":[121],"coding.":[122],"feature":[131,140],"extraction":[132],"in":[133],"which":[134],"idea":[136,167],"histogram-based":[139],"descriptor":[141],"known":[142],"as":[143],"binarized":[144],"statistical":[145],"image":[146],"(BSIF)":[148],"used.":[150],"Further,":[151],"supervised":[153],"dimensionality":[154],"reduction":[155],"acknowledging":[157],"correlation":[159,170],"between":[160],"classes":[161],"employed":[163],"based":[164],"on":[165],"discriminant":[169],"analysis":[171],"(DCA).":[172],"Finally,":[173],"classified":[177],"linear":[180],"support":[181],"vector":[182],"machine":[183],"(SVM).":[184],"improved":[186],"accuracy":[187],"validates":[188],"performance":[190],"proposed":[193],"method":[194],"respect":[196],"previous":[198],"works.":[199]},"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2023,"cited_by_count":2}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
