{"id":"https://openalex.org/W4404411140","doi":"https://doi.org/10.1109/access.2024.3498852","title":"A Novel Framework for Daily Life Activity and Context Recognition In-The-Wild Using Smartphone Inertial Sensors","display_name":"A Novel Framework for Daily Life Activity and Context Recognition In-The-Wild Using Smartphone Inertial Sensors","publication_year":2024,"publication_date":"2024-01-01","ids":{"openalex":"https://openalex.org/W4404411140","doi":"https://doi.org/10.1109/access.2024.3498852"},"language":"en","primary_location":{"id":"doi:10.1109/access.2024.3498852","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2024.3498852","pdf_url":null,"source":{"id":"https://openalex.org/S2485537415","display_name":"IEEE Access","issn_l":"2169-3536","issn":["2169-3536"],"is_oa":true,"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 Access","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","doaj"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://doi.org/10.1109/access.2024.3498852","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5026262902","display_name":"Sadam Hussain Noorani","orcid":null},"institutions":[{"id":"https://openalex.org/I195024194","display_name":"Riphah International University","ror":"https://ror.org/02kdm5630","country_code":"PK","type":"education","lineage":["https://openalex.org/I195024194"]}],"countries":["PK"],"is_corresponding":true,"raw_author_name":"Sadam Hussain Noorani","raw_affiliation_strings":["Department of Electrical and Computer Engineering, Riphah International University, Islamabad, Pakistan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Engineering, Riphah International University, Islamabad, Pakistan","institution_ids":["https://openalex.org/I195024194"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5086264001","display_name":"Aamir Arsalan","orcid":"https://orcid.org/0000-0002-7377-116X"},"institutions":[{"id":"https://openalex.org/I6292670","display_name":"Fatima Jinnah Women University","ror":"https://ror.org/009026n40","country_code":"PK","type":"education","lineage":["https://openalex.org/I6292670"]}],"countries":["PK"],"is_corresponding":false,"raw_author_name":"Aamir Arsalan","raw_affiliation_strings":["Department of Software Engineering, Fatima Jinnah Women University, Rawalpindi, Pakistan"],"raw_orcid":"https://orcid.org/0000-0002-7377-116X","affiliations":[{"raw_affiliation_string":"Department of Software Engineering, Fatima Jinnah Women University, Rawalpindi, Pakistan","institution_ids":["https://openalex.org/I6292670"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5041673632","display_name":"Jaroslav Frnda","orcid":"https://orcid.org/0000-0001-6065-3087"},"institutions":[{"id":"https://openalex.org/I3122011922","display_name":"University of \u017dilina","ror":"https://ror.org/031wwwj55","country_code":"SK","type":"education","lineage":["https://openalex.org/I3122011922"]}],"countries":["SK"],"is_corresponding":false,"raw_author_name":"Jaroslav Frnda","raw_affiliation_strings":["Department of Quantitative Methods and Economic Informatics, Faculty of Operation and Economics of Transport and Communications, University of Žilina, Žilina, Slovakia","Department of Quantitative Methods and Economic Informatics, Faculty of Operation and Economics of Transport and Communications, University of Zilina, Zilina, Slovakia"],"raw_orcid":"https://orcid.org/0000-0001-6065-3087","affiliations":[{"raw_affiliation_string":"Department of Quantitative Methods and Economic Informatics, Faculty of Operation and Economics of Transport and Communications, University of Žilina, Žilina, Slovakia","institution_ids":[]},{"raw_affiliation_string":"Department of Quantitative Methods and Economic Informatics, Faculty of Operation and Economics of Transport and Communications, University of Zilina, Zilina, Slovakia","institution_ids":["https://openalex.org/I3122011922"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101149359","display_name":"Sheharyar Khan","orcid":"https://orcid.org/0009-0006-0261-9642"},"institutions":[{"id":"https://openalex.org/I173207729","display_name":"University of Engineering and Technology Taxila","ror":"https://ror.org/03v00ka07","country_code":"PK","type":"education","lineage":["https://openalex.org/I173207729"]}],"countries":["PK"],"is_corresponding":false,"raw_author_name":"Sheharyar Khan","raw_affiliation_strings":["Department of Computer Engineering, University of Engineering and Technology Taxila, Taxila, Pakistan"],"raw_orcid":"https://orcid.org/0009-0006-0261-9642","affiliations":[{"raw_affiliation_string":"Department of Computer Engineering, University of Engineering and Technology Taxila, Taxila, Pakistan","institution_ids":["https://openalex.org/I173207729"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5002330970","display_name":"Aasim Raheel","orcid":"https://orcid.org/0000-0001-9995-8611"},"institutions":[{"id":"https://openalex.org/I173207729","display_name":"University of Engineering and Technology Taxila","ror":"https://ror.org/03v00ka07","country_code":"PK","type":"education","lineage":["https://openalex.org/I173207729"]}],"countries":["PK"],"is_corresponding":false,"raw_author_name":"Aasim Raheel","raw_affiliation_strings":["Department of Computer Engineering, University of Engineering and Technology Taxila, Taxila, Pakistan"],"raw_orcid":"https://orcid.org/0000-0001-9995-8611","affiliations":[{"raw_affiliation_string":"Department of Computer Engineering, University of Engineering and Technology Taxila, Taxila, Pakistan","institution_ids":["https://openalex.org/I173207729"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5038285201","display_name":"Muhammad Ehatisham-ul-Haq","orcid":"https://orcid.org/0000-0001-9949-6664"},"institutions":[{"id":"https://openalex.org/I899713450","display_name":"Air University","ror":"https://ror.org/03yfe9v83","country_code":"PK","type":"education","lineage":["https://openalex.org/I899713450"]}],"countries":["PK"],"is_corresponding":false,"raw_author_name":"Muhammad Ehatisham-Ul-Haq","raw_affiliation_strings":["Department of Creative Technologies, Air University, Islamabad, Pakistan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Creative Technologies, Air University, Islamabad, Pakistan","institution_ids":["https://openalex.org/I899713450"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":6,"corresponding_author_ids":["https://openalex.org/A5026262902"],"corresponding_institution_ids":["https://openalex.org/I195024194"],"apc_list":{"value":1850,"currency":"USD","value_usd":1850},"apc_paid":{"value":1850,"currency":"USD","value_usd":1850},"fwci":0.4635,"has_fulltext":false,"cited_by_count":2,"citation_normalized_percentile":{"value":0.65182655,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":95,"max":96},"biblio":{"volume":"12","issue":null,"first_page":"175176","last_page":"175195"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10444","display_name":"Context-Aware Activity Recognition Systems","score":0.9969000220298767,"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/T10444","display_name":"Context-Aware Activity Recognition Systems","score":0.9969000220298767,"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/T11980","display_name":"Human Mobility and Location-Based Analysis","score":0.9674999713897705,"subfield":{"id":"https://openalex.org/subfields/3313","display_name":"Transportation"},"field":{"id":"https://openalex.org/fields/33","display_name":"Social Sciences"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},{"id":"https://openalex.org/T12222","display_name":"IoT-based Smart Home Systems","score":0.9125000238418579,"subfield":{"id":"https://openalex.org/subfields/2208","display_name":"Electrical and Electronic Engineering"},"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/context","display_name":"Context (archaeology)","score":0.7072522640228271},{"id":"https://openalex.org/keywords/activity-recognition","display_name":"Activity recognition","score":0.6836812496185303},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6399244070053101},{"id":"https://openalex.org/keywords/inertial-measurement-unit","display_name":"Inertial measurement unit","score":0.4622921645641327},{"id":"https://openalex.org/keywords/human\u2013computer-interaction","display_name":"Human\u2013computer interaction","score":0.4188826084136963},{"id":"https://openalex.org/keywords/context-awareness","display_name":"Context awareness","score":0.4124067425727844},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.4014352560043335},{"id":"https://openalex.org/keywords/geography","display_name":"Geography","score":0.07985514402389526}],"concepts":[{"id":"https://openalex.org/C2779343474","wikidata":"https://www.wikidata.org/wiki/Q3109175","display_name":"Context (archaeology)","level":2,"score":0.7072522640228271},{"id":"https://openalex.org/C121687571","wikidata":"https://www.wikidata.org/wiki/Q4677630","display_name":"Activity recognition","level":2,"score":0.6836812496185303},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6399244070053101},{"id":"https://openalex.org/C79061980","wikidata":"https://www.wikidata.org/wiki/Q941680","display_name":"Inertial measurement unit","level":2,"score":0.4622921645641327},{"id":"https://openalex.org/C107457646","wikidata":"https://www.wikidata.org/wiki/Q207434","display_name":"Human\u2013computer interaction","level":1,"score":0.4188826084136963},{"id":"https://openalex.org/C2781368080","wikidata":"https://www.wikidata.org/wiki/Q501688","display_name":"Context awareness","level":3,"score":0.4124067425727844},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.4014352560043335},{"id":"https://openalex.org/C205649164","wikidata":"https://www.wikidata.org/wiki/Q1071","display_name":"Geography","level":0,"score":0.07985514402389526},{"id":"https://openalex.org/C166957645","wikidata":"https://www.wikidata.org/wiki/Q23498","display_name":"Archaeology","level":1,"score":0.0},{"id":"https://openalex.org/C41895202","wikidata":"https://www.wikidata.org/wiki/Q8162","display_name":"Linguistics","level":1,"score":0.0},{"id":"https://openalex.org/C2778707766","wikidata":"https://www.wikidata.org/wiki/Q202064","display_name":"Phone","level":2,"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/access.2024.3498852","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2024.3498852","pdf_url":null,"source":{"id":"https://openalex.org/S2485537415","display_name":"IEEE Access","issn_l":"2169-3536","issn":["2169-3536"],"is_oa":true,"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 Access","raw_type":"journal-article"},{"id":"pmh:oai:doaj.org/article:53339734de2049e384675d3bad4f6840","is_oa":true,"landing_page_url":"https://doaj.org/article/53339734de2049e384675d3bad4f6840","pdf_url":null,"source":{"id":"https://openalex.org/S4306401280","display_name":"DOAJ (DOAJ: Directory of Open Access Journals)","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":"repository"},"license":"cc-by-sa","license_id":"https://openalex.org/licenses/cc-by-sa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"IEEE Access, Vol 12, Pp 175176-175195 (2024)","raw_type":"article"}],"best_oa_location":{"id":"doi:10.1109/access.2024.3498852","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2024.3498852","pdf_url":null,"source":{"id":"https://openalex.org/S2485537415","display_name":"IEEE Access","issn_l":"2169-3536","issn":["2169-3536"],"is_oa":true,"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 Access","raw_type":"journal-article"},"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/2","score":0.6200000047683716,"display_name":"Zero hunger"}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":51,"referenced_works":["https://openalex.org/W2054242744","https://openalex.org/W2145576843","https://openalex.org/W2219995598","https://openalex.org/W2247209766","https://openalex.org/W2304267454","https://openalex.org/W2510575683","https://openalex.org/W2619606157","https://openalex.org/W2802209927","https://openalex.org/W2911844256","https://openalex.org/W2963373106","https://openalex.org/W2982423860","https://openalex.org/W2987103145","https://openalex.org/W3000304787","https://openalex.org/W3001866458","https://openalex.org/W3011934803","https://openalex.org/W3036689711","https://openalex.org/W3044326989","https://openalex.org/W3044454104","https://openalex.org/W3048379093","https://openalex.org/W3102935170","https://openalex.org/W3121791188","https://openalex.org/W3124653912","https://openalex.org/W3200324617","https://openalex.org/W3207497010","https://openalex.org/W4205743709","https://openalex.org/W4206780588","https://openalex.org/W4283814371","https://openalex.org/W4296251855","https://openalex.org/W4303422666","https://openalex.org/W4306394127","https://openalex.org/W4312573419","https://openalex.org/W4319786812","https://openalex.org/W4366599356","https://openalex.org/W4367046374","https://openalex.org/W4378965951","https://openalex.org/W4379115397","https://openalex.org/W4381573160","https://openalex.org/W4384299378","https://openalex.org/W4387745952","https://openalex.org/W4390485471","https://openalex.org/W4390533232","https://openalex.org/W4390780194","https://openalex.org/W4391173700","https://openalex.org/W4391407123","https://openalex.org/W4392375350","https://openalex.org/W4393140870","https://openalex.org/W4393162233","https://openalex.org/W4393388355","https://openalex.org/W6604091132","https://openalex.org/W6760485037","https://openalex.org/W6910660423"],"related_works":["https://openalex.org/W3016838864","https://openalex.org/W2766841671","https://openalex.org/W2388933862","https://openalex.org/W2159821363","https://openalex.org/W2088359995","https://openalex.org/W2070063018","https://openalex.org/W2037748321","https://openalex.org/W3147569526","https://openalex.org/W1531742702","https://openalex.org/W3013642962"],"abstract_inverted_index":{"Human":[0,91],"Activity":[1,92],"Recognition":[2,96],"(HAR)":[3],"systems":[4],"are":[5],"pivotal":[6],"for":[7,38,65,73,130,206,233],"numerous":[8],"applications":[9],"in":[10,33,78,194,212,226],"pervasive":[11],"computing.":[12],"The":[13,89,149,176,215],"rapid":[14],"proliferation":[15],"of":[16,45,132,152,184,200,220],"smart":[17],"devices,":[18],"including":[19],"smartphones":[20],"has":[21],"indeed":[22],"transformed":[23],"the":[24,46,110,115,180,195,198,218],"way":[25],"people":[26],"live":[27],"and":[28,50,87,93,104,106,121,135,159,172,209,223,237],"interact":[29],"with":[30,41,57],"technology.":[31],"Smartphones,":[32],"particular,":[34],"have":[35,60],"become":[36],"indispensable":[37],"many":[39],"individuals,":[40],"a":[42,70],"large":[43],"percentage":[44],"global":[47],"population":[48],"owning":[49],"relying":[51],"on":[52,161],"them.":[53],"Modern":[54],"smartphones,":[55],"equipped":[56],"various":[58],"sensors":[59,85,205],"opened":[61],"up":[62],"new":[63],"possibilities":[64],"HAR.":[66],"This":[67,186],"study":[68,116],"introduces":[69],"novel":[71],"framework":[72,98,178],"context-aware":[74],"human":[75],"activity":[76,208],"recognition":[77,211,228],"real-world,":[79],"unconstrained":[80],"environments,":[81],"leveraging":[82],"smartphone":[83],"inertial":[84],"(accelerometer":[86],"gyroscope).":[88],"proposed":[90,177],"Associated":[94],"Context":[95],"(HAACR)":[97],"includes":[99],"data":[100,202],"pre-processing,":[101],"feature":[102,157,224],"extraction":[103,141],"selection,":[105],"classification":[107,162,182],"phases.":[108],"Utilizing":[109],"publicly":[111],"available":[112,193],"Extrasensory":[113],"dataset,":[114],"examines":[117],"06":[118],"primary":[119],"activities":[120],"23":[122],"associated":[123],"contexts.":[124],"Data":[125],"from":[126,203],"55":[127],"participants,":[128],"filtered":[129],"completeness":[131],"both":[133],"accelerometer":[134],"gyroscope":[136],"readings,":[137],"were":[138],"used.":[139],"Feature":[140],"was":[142,154],"performed":[143],"using":[144,163],"multiple":[145,204],"sliding":[146],"window":[147,221],"sizes.":[148],"extracted":[150],"set":[151],"features":[153],"subjected":[155],"to":[156],"selection":[158,225],"later":[160],"three":[164],"different":[165],"classifiers":[166],"i.e.,":[167],"random":[168],"forest,":[169],"decision":[170],"tree,":[171],"k-nearest":[173],"neighbors":[174],"classifiers.":[175],"achieved":[179],"highest":[181],"accuracy":[183,187],"98.97%.":[185],"significantly":[188],"surpasses":[189],"previous":[190],"state-of-the-art":[191],"methods":[192],"literature,":[196],"demonstrating":[197],"effectiveness":[199],"integrating":[201],"enhanced":[207],"context":[210],"natural":[213],"settings.":[214],"findings":[216],"highlight":[217],"importance":[219],"size":[222],"improving":[227],"performance,":[229],"offering":[230],"valuable":[231],"insights":[232],"future":[234],"HAR":[235],"research":[236],"applications.":[238]},"counts_by_year":[{"year":2025,"cited_by_count":2}],"updated_date":"2026-05-06T08:25:59.206177","created_date":"2025-10-10T00:00:00"}