{"id":"https://openalex.org/W4285147702","doi":"https://doi.org/10.1109/access.2022.3183228","title":"Exploiting Feature Selection in Human Activity Recognition: Methodological Insights and Empirical Results Using Mobile Sensor Data","display_name":"Exploiting Feature Selection in Human Activity Recognition: Methodological Insights and Empirical Results Using Mobile Sensor Data","publication_year":2022,"publication_date":"2022-01-01","ids":{"openalex":"https://openalex.org/W4285147702","doi":"https://doi.org/10.1109/access.2022.3183228"},"language":"en","primary_location":{"id":"doi:10.1109/access.2022.3183228","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2022.3183228","pdf_url":"https://ieeexplore.ieee.org/ielx7/6287639/6514899/09796510.pdf","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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","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://ieeexplore.ieee.org/ielx7/6287639/6514899/09796510.pdf","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5030883152","display_name":"Marco Manca","orcid":"https://orcid.org/0000-0003-1029-9934"},"institutions":[{"id":"https://openalex.org/I172446870","display_name":"University of Cagliari","ror":"https://ror.org/003109y17","country_code":"IT","type":"education","lineage":["https://openalex.org/I172446870"]}],"countries":["IT"],"is_corresponding":true,"raw_author_name":"Marco Manolo Manca","raw_affiliation_strings":["Dipartimento di Matematica e Informatica, Università degli Studi di Cagliari, Cagliari, Italy","Universit&#x00E0"],"affiliations":[{"raw_affiliation_string":"Dipartimento di Matematica e Informatica, Università degli Studi di Cagliari, Cagliari, Italy","institution_ids":["https://openalex.org/I172446870"]},{"raw_affiliation_string":"Universit&#x00E0","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5004152189","display_name":"Barbara Pes","orcid":"https://orcid.org/0000-0003-3983-6844"},"institutions":[{"id":"https://openalex.org/I172446870","display_name":"University of Cagliari","ror":"https://ror.org/003109y17","country_code":"IT","type":"education","lineage":["https://openalex.org/I172446870"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"Barbara Pes","raw_affiliation_strings":["Dipartimento di Matematica e Informatica, Università degli Studi di Cagliari, Cagliari, Italy","Universit&#x00E0"],"affiliations":[{"raw_affiliation_string":"Dipartimento di Matematica e Informatica, Università degli Studi di Cagliari, Cagliari, Italy","institution_ids":["https://openalex.org/I172446870"]},{"raw_affiliation_string":"Universit&#x00E0","institution_ids":[]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5074097123","display_name":"Daniele Riboni","orcid":"https://orcid.org/0000-0002-0695-2040"},"institutions":[{"id":"https://openalex.org/I172446870","display_name":"University of Cagliari","ror":"https://ror.org/003109y17","country_code":"IT","type":"education","lineage":["https://openalex.org/I172446870"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"Daniele Riboni","raw_affiliation_strings":["Dipartimento di Matematica e Informatica, Università degli Studi di Cagliari, Cagliari, Italy","Universit&#x00E0"],"affiliations":[{"raw_affiliation_string":"Dipartimento di Matematica e Informatica, Università degli Studi di Cagliari, Cagliari, Italy","institution_ids":["https://openalex.org/I172446870"]},{"raw_affiliation_string":"Universit&#x00E0","institution_ids":[]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5030883152"],"corresponding_institution_ids":["https://openalex.org/I172446870"],"apc_list":{"value":1850,"currency":"USD","value_usd":1850},"apc_paid":{"value":1850,"currency":"USD","value_usd":1850},"fwci":1.2236,"has_fulltext":true,"cited_by_count":12,"citation_normalized_percentile":{"value":0.80130932,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":96,"max":98},"biblio":{"volume":"10","issue":null,"first_page":"64043","last_page":"64058"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10444","display_name":"Context-Aware Activity Recognition Systems","score":0.9998999834060669,"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":0.9998999834060669,"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":0.9539999961853027,"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/T10080","display_name":"Energy Efficient Wireless Sensor Networks","score":0.9484000205993652,"subfield":{"id":"https://openalex.org/subfields/1705","display_name":"Computer Networks and Communications"},"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":0.814547598361969},{"id":"https://openalex.org/keywords/feature-selection","display_name":"Feature selection","score":0.6978738307952881},{"id":"https://openalex.org/keywords/machine-learning","display_name":"Machine learning","score":0.6795216798782349},{"id":"https://openalex.org/keywords/robustness","display_name":"Robustness (evolution)","score":0.6715923547744751},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.6468936204910278},{"id":"https://openalex.org/keywords/activity-recognition","display_name":"Activity recognition","score":0.6026319265365601},{"id":"https://openalex.org/keywords/raw-data","display_name":"Raw data","score":0.5414905548095703},{"id":"https://openalex.org/keywords/field","display_name":"Field (mathematics)","score":0.5020167827606201},{"id":"https://openalex.org/keywords/dimensionality-reduction","display_name":"Dimensionality reduction","score":0.48233410716056824},{"id":"https://openalex.org/keywords/curse-of-dimensionality","display_name":"Curse of dimensionality","score":0.4635995924472809},{"id":"https://openalex.org/keywords/stability","display_name":"Stability (learning theory)","score":0.45016181468963623},{"id":"https://openalex.org/keywords/data-mining","display_name":"Data mining","score":0.4053135812282562}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.814547598361969},{"id":"https://openalex.org/C148483581","wikidata":"https://www.wikidata.org/wiki/Q446488","display_name":"Feature selection","level":2,"score":0.6978738307952881},{"id":"https://openalex.org/C119857082","wikidata":"https://www.wikidata.org/wiki/Q2539","display_name":"Machine learning","level":1,"score":0.6795216798782349},{"id":"https://openalex.org/C63479239","wikidata":"https://www.wikidata.org/wiki/Q7353546","display_name":"Robustness (evolution)","level":3,"score":0.6715923547744751},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.6468936204910278},{"id":"https://openalex.org/C121687571","wikidata":"https://www.wikidata.org/wiki/Q4677630","display_name":"Activity recognition","level":2,"score":0.6026319265365601},{"id":"https://openalex.org/C132964779","wikidata":"https://www.wikidata.org/wiki/Q2110223","display_name":"Raw data","level":2,"score":0.5414905548095703},{"id":"https://openalex.org/C9652623","wikidata":"https://www.wikidata.org/wiki/Q190109","display_name":"Field (mathematics)","level":2,"score":0.5020167827606201},{"id":"https://openalex.org/C70518039","wikidata":"https://www.wikidata.org/wiki/Q16000077","display_name":"Dimensionality reduction","level":2,"score":0.48233410716056824},{"id":"https://openalex.org/C111030470","wikidata":"https://www.wikidata.org/wiki/Q1430460","display_name":"Curse of dimensionality","level":2,"score":0.4635995924472809},{"id":"https://openalex.org/C112972136","wikidata":"https://www.wikidata.org/wiki/Q7595718","display_name":"Stability (learning theory)","level":2,"score":0.45016181468963623},{"id":"https://openalex.org/C124101348","wikidata":"https://www.wikidata.org/wiki/Q172491","display_name":"Data mining","level":1,"score":0.4053135812282562},{"id":"https://openalex.org/C104317684","wikidata":"https://www.wikidata.org/wiki/Q7187","display_name":"Gene","level":2,"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/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.0},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.0},{"id":"https://openalex.org/C55493867","wikidata":"https://www.wikidata.org/wiki/Q7094","display_name":"Biochemistry","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}],"mesh":[],"locations_count":3,"locations":[{"id":"doi:10.1109/access.2022.3183228","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2022.3183228","pdf_url":"https://ieeexplore.ieee.org/ielx7/6287639/6514899/09796510.pdf","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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Access","raw_type":"journal-article"},{"id":"pmh:oai:doaj.org/article:20231aec96f3447b8628a47861f1c9e0","is_oa":true,"landing_page_url":"https://doaj.org/article/20231aec96f3447b8628a47861f1c9e0","pdf_url":null,"source":{"id":"https://openalex.org/S112646816","display_name":"SHILAP Revista de lepidopterolog\u00eda","issn_l":"0300-5267","issn":["0300-5267","2340-4078"],"is_oa":true,"is_in_doaj":true,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"IEEE Access, Vol 10, Pp 64043-64058 (2022)","raw_type":"article"},{"id":"pmh:oai:iris.unica.it:11584/353798","is_oa":true,"landing_page_url":"https://ieeexplore.ieee.org/document/9796510","pdf_url":null,"source":{"id":"https://openalex.org/S4377196293","display_name":"UNICA IRIS Institutional Research Information System (University of Cagliari)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I172446870","host_organization_name":"University of Cagliari","host_organization_lineage":["https://openalex.org/I172446870"],"host_organization_lineage_names":[],"type":"repository"},"license":"other-oa","license_id":"https://openalex.org/licenses/other-oa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"info:eu-repo/semantics/article"}],"best_oa_location":{"id":"doi:10.1109/access.2022.3183228","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2022.3183228","pdf_url":"https://ieeexplore.ieee.org/ielx7/6287639/6514899/09796510.pdf","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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","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/8","score":0.4399999976158142,"display_name":"Decent work and economic growth"}],"awards":[{"id":"https://openalex.org/G8285486426","display_name":null,"funder_award_id":"CUP F74I19000900007","funder_id":"https://openalex.org/F4320315324","funder_display_name":"Fondazione di Sardegna"}],"funders":[{"id":"https://openalex.org/F4320315324","display_name":"Fondazione di Sardegna","ror":"https://ror.org/02sryfh37"}],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W4285147702.pdf","grobid_xml":"https://content.openalex.org/works/W4285147702.grobid-xml"},"referenced_works_count":77,"referenced_works":["https://openalex.org/W323404752","https://openalex.org/W1570448133","https://openalex.org/W1963630472","https://openalex.org/W1995529998","https://openalex.org/W1999712889","https://openalex.org/W2017634428","https://openalex.org/W2023924316","https://openalex.org/W2044581858","https://openalex.org/W2054780155","https://openalex.org/W2066338981","https://openalex.org/W2116948717","https://openalex.org/W2123504417","https://openalex.org/W2132166479","https://openalex.org/W2144348409","https://openalex.org/W2151040995","https://openalex.org/W2159613676","https://openalex.org/W2171145593","https://openalex.org/W2219995598","https://openalex.org/W2293600471","https://openalex.org/W2310593982","https://openalex.org/W2466829632","https://openalex.org/W2744790735","https://openalex.org/W2766122717","https://openalex.org/W2770265759","https://openalex.org/W2795342689","https://openalex.org/W2890190333","https://openalex.org/W2893664206","https://openalex.org/W2895495973","https://openalex.org/W2903524341","https://openalex.org/W2916168844","https://openalex.org/W2922615232","https://openalex.org/W2948009788","https://openalex.org/W2949361563","https://openalex.org/W2949607402","https://openalex.org/W2955612236","https://openalex.org/W2963563124","https://openalex.org/W2964278775","https://openalex.org/W2971659033","https://openalex.org/W2972393330","https://openalex.org/W2974858261","https://openalex.org/W2997416769","https://openalex.org/W2997740130","https://openalex.org/W3012760824","https://openalex.org/W3014294420","https://openalex.org/W3017181332","https://openalex.org/W3044853528","https://openalex.org/W3058709557","https://openalex.org/W3082278399","https://openalex.org/W3082574761","https://openalex.org/W3097041292","https://openalex.org/W3102935170","https://openalex.org/W3107057812","https://openalex.org/W3164606141","https://openalex.org/W3175687624","https://openalex.org/W3177026772","https://openalex.org/W3178990489","https://openalex.org/W3183852519","https://openalex.org/W3184793156","https://openalex.org/W3185191651","https://openalex.org/W3195795483","https://openalex.org/W3201868127","https://openalex.org/W3207497010","https://openalex.org/W4200213187","https://openalex.org/W4206507136","https://openalex.org/W4214514125","https://openalex.org/W4214700205","https://openalex.org/W4220770350","https://openalex.org/W4255262795","https://openalex.org/W4289236186","https://openalex.org/W4308732735","https://openalex.org/W4312401170","https://openalex.org/W6605479355","https://openalex.org/W6605866200","https://openalex.org/W6606643037","https://openalex.org/W6677484513","https://openalex.org/W6725302041","https://openalex.org/W6749067469"],"related_works":["https://openalex.org/W1995622179","https://openalex.org/W1484111231","https://openalex.org/W4391160746","https://openalex.org/W1552543208","https://openalex.org/W2074396517","https://openalex.org/W2166963679","https://openalex.org/W2187269125","https://openalex.org/W1641615907","https://openalex.org/W20047544","https://openalex.org/W3089231081"],"abstract_inverted_index":{"Human":[0],"Activity":[1],"Recognition":[2],"(HAR)":[3],"using":[4],"mobile":[5,74,142],"sensor":[6,143],"data":[7],"has":[8,33],"gained":[9],"increasing":[10],"attention":[11],"over":[12],"the":[13,76,79,91,101,111,161,172,178,182,191,199,202,213,232,239],"last":[14],"few":[15],"years,":[16],"with":[17,43],"a":[18,37,83,123,146,151,209],"fast-growing":[19],"number":[20],"of":[21,27,40,59,63,78,93,181,201,212],"reported":[22],"applications.":[23],"The":[24],"central":[25],"role":[26],"machine":[28],"learning":[29],"in":[30,72,121,170,190,197,231,243],"this":[31,244],"field":[32],"been":[34],"discussed":[35],"by":[36,106],"vast":[38],"amount":[39],"research":[41],"works,":[42],"several":[44],"strategies":[45],"proposed":[46],"for":[47,117,208],"processing":[48],"raw":[49],"data,":[50],"extracting":[51],"suitable":[52],"features,":[53],"and":[54,103,108,114,236],"inducing":[55],"predictive":[56,115,174],"models":[57,81],"capable":[58],"recognizing":[60],"multiple":[61,138],"types":[62],"daily":[64],"activities.":[65],"Since":[66],"many":[67],"HAR":[68,139,233],"systems":[69],"are":[70],"implemented":[71],"resource-constrained":[73],"devices,":[75],"efficiency":[77,105],"induced":[80,214],"is":[82,127,155,168,206],"crucial":[84],"aspect":[85],"to":[86,157,163,188],"consider.":[87],"This":[88],"paper":[89],"highlights":[90],"importance":[92],"exploiting":[94],"dimensionality":[95],"reduction":[96],"techniques":[97],"that":[98,129,154],"can":[99],"simplify":[100],"model":[102],"increase":[104],"identifying":[107,171],"retaining":[109],"only":[110,160],"most":[112,173,229],"informative":[113],"features":[116,175],"activity":[118],"recognition.":[119],"More":[120],"detail,":[122],"large":[124],"experimental":[125,217],"study":[126],"presented":[128],"encompasses":[130],"different":[131],"feature":[132,204],"selection":[133,166,183,225],"algorithms":[134,226],"as":[135,137],"well":[136],"benchmarks":[140],"containing":[141],"data.":[144,193],"Such":[145],"comparative":[147],"evaluation":[148],"relies":[149],"on":[150],"methodological":[152],"framework":[153],"meant":[156],"assess":[158],"not":[159],"extent":[162],"which":[164,224],"each":[165],"method":[167],"effective":[169],"but":[176],"also":[177],"overall":[179],"stability":[180,200],"process,":[184],"i.e.,":[185],"its":[186],"robustness":[187],"changes":[189],"input":[192],"Although":[194],"often":[195],"neglected,":[196],"fact,":[198],"selected":[203],"sets":[205],"important":[207],"wider":[210],"exploitability":[211],"models.":[215],"Our":[216],"results":[218],"give":[219],"an":[220],"interesting":[221],"insight":[222],"into":[223],"may":[227],"be":[228],"suited":[230],"domain,":[234],"complementing":[235],"significantly":[237],"extending":[238],"studies":[240],"currently":[241],"available":[242],"field.":[245]},"counts_by_year":[{"year":2025,"cited_by_count":3},{"year":2024,"cited_by_count":4},{"year":2023,"cited_by_count":5}],"updated_date":"2026-03-20T23:20:44.827607","created_date":"2025-10-10T00:00:00"}