{"id":"https://openalex.org/W3043030071","doi":"https://doi.org/10.1007/s12652-020-02311-5","title":"Graph based feature extraction and hybrid classification approach for facial expression recognition","display_name":"Graph based feature extraction and hybrid classification approach for facial expression recognition","publication_year":2020,"publication_date":"2020-07-14","ids":{"openalex":"https://openalex.org/W3043030071","doi":"https://doi.org/10.1007/s12652-020-02311-5","mag":"3043030071","pmid":"https://pubmed.ncbi.nlm.nih.gov/32837594"},"language":"en","primary_location":{"id":"doi:10.1007/s12652-020-02311-5","is_oa":false,"landing_page_url":"https://doi.org/10.1007/s12652-020-02311-5","pdf_url":null,"source":{"id":"https://openalex.org/S48031226","display_name":"Journal of Ambient Intelligence and Humanized Computing","issn_l":"1868-5137","issn":["1868-5137","1868-5145"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319900","host_organization_name":"Springer Science+Business Media","host_organization_lineage":["https://openalex.org/P4310319900","https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Science+Business Media","Springer Nature"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of Ambient Intelligence and Humanized Computing","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","pubmed"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://www.ncbi.nlm.nih.gov/pmc/articles/7359439","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5039597610","display_name":"L. B. Krithika","orcid":null},"institutions":[{"id":"https://openalex.org/I876193797","display_name":"Vellore Institute of Technology University","ror":"https://ror.org/00qzypv28","country_code":"IN","type":"education","lineage":["https://openalex.org/I876193797"]}],"countries":["IN"],"is_corresponding":false,"raw_author_name":"L. B. Krithika","raw_affiliation_strings":["School of Information Technology and Engineering, Vellore Institute of Technology, Vellore, India"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Information Technology and Engineering, Vellore Institute of Technology, Vellore, India","institution_ids":["https://openalex.org/I876193797"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5025140126","display_name":"G. G. Lakshmi Priya","orcid":null},"institutions":[{"id":"https://openalex.org/I876193797","display_name":"Vellore Institute of Technology University","ror":"https://ror.org/00qzypv28","country_code":"IN","type":"education","lineage":["https://openalex.org/I876193797"]}],"countries":["IN"],"is_corresponding":true,"raw_author_name":"G. G. Lakshmi Priya","raw_affiliation_strings":["School of Information Technology and Engineering, Vellore Institute of Technology, Vellore, India"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Information Technology and Engineering, Vellore Institute of Technology, Vellore, India","institution_ids":["https://openalex.org/I876193797"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5025140126"],"corresponding_institution_ids":["https://openalex.org/I876193797"],"apc_list":{"value":2690,"currency":"EUR","value_usd":3390},"apc_paid":null,"fwci":2.1537,"has_fulltext":true,"cited_by_count":33,"citation_normalized_percentile":{"value":0.89618598,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":99},"biblio":{"volume":"12","issue":"2","first_page":"2131","last_page":"2147"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10057","display_name":"Face and Expression Recognition","score":0.9980000257492065,"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":0.9980000257492065,"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":0.9842000007629395,"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/T11448","display_name":"Face recognition and analysis","score":0.9728000164031982,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.7638799548149109},{"id":"https://openalex.org/keywords/pattern-recognition","display_name":"Pattern recognition (psychology)","score":0.745236337184906},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7055368423461914},{"id":"https://openalex.org/keywords/facial-expression","display_name":"Facial expression","score":0.6181028485298157},{"id":"https://openalex.org/keywords/feature-extraction","display_name":"Feature extraction","score":0.6072288155555725},{"id":"https://openalex.org/keywords/classifier","display_name":"Classifier (UML)","score":0.5603151321411133},{"id":"https://openalex.org/keywords/facial-recognition-system","display_name":"Facial recognition system","score":0.5240566730499268},{"id":"https://openalex.org/keywords/invariant","display_name":"Invariant (physics)","score":0.46486884355545044},{"id":"https://openalex.org/keywords/facial-expression-recognition","display_name":"Facial expression recognition","score":0.4110838770866394},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.37126463651657104},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.2063739001750946}],"concepts":[{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.7638799548149109},{"id":"https://openalex.org/C153180895","wikidata":"https://www.wikidata.org/wiki/Q7148389","display_name":"Pattern recognition (psychology)","level":2,"score":0.745236337184906},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7055368423461914},{"id":"https://openalex.org/C195704467","wikidata":"https://www.wikidata.org/wiki/Q327968","display_name":"Facial expression","level":2,"score":0.6181028485298157},{"id":"https://openalex.org/C52622490","wikidata":"https://www.wikidata.org/wiki/Q1026626","display_name":"Feature extraction","level":2,"score":0.6072288155555725},{"id":"https://openalex.org/C95623464","wikidata":"https://www.wikidata.org/wiki/Q1096149","display_name":"Classifier (UML)","level":2,"score":0.5603151321411133},{"id":"https://openalex.org/C31510193","wikidata":"https://www.wikidata.org/wiki/Q1192553","display_name":"Facial recognition system","level":3,"score":0.5240566730499268},{"id":"https://openalex.org/C190470478","wikidata":"https://www.wikidata.org/wiki/Q2370229","display_name":"Invariant (physics)","level":2,"score":0.46486884355545044},{"id":"https://openalex.org/C2987714656","wikidata":"https://www.wikidata.org/wiki/Q1185804","display_name":"Facial expression recognition","level":4,"score":0.4110838770866394},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.37126463651657104},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.2063739001750946},{"id":"https://openalex.org/C37914503","wikidata":"https://www.wikidata.org/wiki/Q156495","display_name":"Mathematical physics","level":1,"score":0.0}],"mesh":[],"locations_count":3,"locations":[{"id":"doi:10.1007/s12652-020-02311-5","is_oa":false,"landing_page_url":"https://doi.org/10.1007/s12652-020-02311-5","pdf_url":null,"source":{"id":"https://openalex.org/S48031226","display_name":"Journal of Ambient Intelligence and Humanized Computing","issn_l":"1868-5137","issn":["1868-5137","1868-5145"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319900","host_organization_name":"Springer Science+Business Media","host_organization_lineage":["https://openalex.org/P4310319900","https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Science+Business Media","Springer Nature"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of Ambient Intelligence and Humanized Computing","raw_type":"journal-article"},{"id":"pmid:32837594","is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/32837594","pdf_url":null,"source":{"id":"https://openalex.org/S4306525036","display_name":"PubMed","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I1299303238","host_organization_name":"National Institutes of Health","host_organization_lineage":["https://openalex.org/I1299303238"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of ambient intelligence and humanized computing","raw_type":null},{"id":"pmh:oai:pubmedcentral.nih.gov:7359439","is_oa":true,"landing_page_url":"https://www.ncbi.nlm.nih.gov/pmc/articles/7359439","pdf_url":null,"source":{"id":"https://openalex.org/S2764455111","display_name":"PubMed Central","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I1299303238","host_organization_name":"National Institutes of Health","host_organization_lineage":["https://openalex.org/I1299303238"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"J Ambient Intell Humaniz Comput","raw_type":"Text"}],"best_oa_location":{"id":"pmh:oai:pubmedcentral.nih.gov:7359439","is_oa":true,"landing_page_url":"https://www.ncbi.nlm.nih.gov/pmc/articles/7359439","pdf_url":null,"source":{"id":"https://openalex.org/S2764455111","display_name":"PubMed Central","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I1299303238","host_organization_name":"National Institutes of Health","host_organization_lineage":["https://openalex.org/I1299303238"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"J Ambient Intell Humaniz Comput","raw_type":"Text"},"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":30,"referenced_works":["https://openalex.org/W45626652","https://openalex.org/W1935685005","https://openalex.org/W2019141692","https://openalex.org/W2024605627","https://openalex.org/W2065379720","https://openalex.org/W2244142460","https://openalex.org/W2246249023","https://openalex.org/W2288403115","https://openalex.org/W2298865080","https://openalex.org/W2299979666","https://openalex.org/W2338355707","https://openalex.org/W2344121590","https://openalex.org/W2499140264","https://openalex.org/W2506506742","https://openalex.org/W2551519822","https://openalex.org/W2568045728","https://openalex.org/W2569335654","https://openalex.org/W2576433170","https://openalex.org/W2581082139","https://openalex.org/W2581716072","https://openalex.org/W2583574148","https://openalex.org/W2587708284","https://openalex.org/W2588367409","https://openalex.org/W2606870530","https://openalex.org/W2734496894","https://openalex.org/W2741748913","https://openalex.org/W2773864994","https://openalex.org/W2888037738","https://openalex.org/W2946730658","https://openalex.org/W3101446709"],"related_works":["https://openalex.org/W2355913164","https://openalex.org/W4205986151","https://openalex.org/W1153638794","https://openalex.org/W2168968280","https://openalex.org/W2116055069","https://openalex.org/W4323520705","https://openalex.org/W2356663679","https://openalex.org/W2169777806","https://openalex.org/W3027190010","https://openalex.org/W2162992774"],"abstract_inverted_index":null,"counts_by_year":[{"year":2026,"cited_by_count":2},{"year":2025,"cited_by_count":4},{"year":2024,"cited_by_count":5},{"year":2023,"cited_by_count":4},{"year":2022,"cited_by_count":8},{"year":2021,"cited_by_count":9},{"year":2020,"cited_by_count":1}],"updated_date":"2026-06-19T15:47:20.252518","created_date":"2025-10-10T00:00:00"}