{"id":"https://openalex.org/W2982574002","doi":"https://doi.org/10.1109/lifetech.2019.8884072","title":"Fluctuation of stride time intervals during walking with smartphone","display_name":"Fluctuation of stride time intervals during walking with smartphone","publication_year":2019,"publication_date":"2019-03-01","ids":{"openalex":"https://openalex.org/W2982574002","doi":"https://doi.org/10.1109/lifetech.2019.8884072","mag":"2982574002"},"language":"en","primary_location":{"id":"doi:10.1109/lifetech.2019.8884072","is_oa":false,"landing_page_url":"https://doi.org/10.1109/lifetech.2019.8884072","pdf_url":null,"source":{"id":"https://openalex.org/S4306498475","display_name":"2019 IEEE 1st Global Conference on Life Sciences and Technologies (LifeTech)","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":"2019 IEEE 1st Global Conference on Life Sciences and Technologies (LifeTech)","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/A5021784771","display_name":"Shunpei Yano","orcid":null},"institutions":[{"id":"https://openalex.org/I98285908","display_name":"Osaka University","ror":"https://ror.org/035t8zc32","country_code":"JP","type":"education","lineage":["https://openalex.org/I98285908"]}],"countries":["JP"],"is_corresponding":true,"raw_author_name":"Shunpei Yano","raw_affiliation_strings":["Department of Mechanical Science and Bioengineering, Osaka University, Toyonaka, Osaka, Japan"],"affiliations":[{"raw_affiliation_string":"Department of Mechanical Science and Bioengineering, Osaka University, Toyonaka, Osaka, Japan","institution_ids":["https://openalex.org/I98285908"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5015727147","display_name":"Lauren Dimalanta","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Lauren Dimalanta","raw_affiliation_strings":["Department of Mechanical Science and Bioengineering, University of California at San Diego, San Diego, California"],"affiliations":[{"raw_affiliation_string":"Department of Mechanical Science and Bioengineering, University of California at San Diego, San Diego, California","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5019157791","display_name":"Yasuyuki Suzuki","orcid":"https://orcid.org/0000-0001-9681-7856"},"institutions":[{"id":"https://openalex.org/I98285908","display_name":"Osaka University","ror":"https://ror.org/035t8zc32","country_code":"JP","type":"education","lineage":["https://openalex.org/I98285908"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Yasuyuki Suzuki","raw_affiliation_strings":["Department of Mechanical Science and Bioengineering, Osaka University, Toyonaka, Osaka, Japan"],"affiliations":[{"raw_affiliation_string":"Department of Mechanical Science and Bioengineering, Osaka University, Toyonaka, Osaka, Japan","institution_ids":["https://openalex.org/I98285908"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5007424237","display_name":"Taishin Nomura","orcid":"https://orcid.org/0000-0002-6545-2097"},"institutions":[{"id":"https://openalex.org/I98285908","display_name":"Osaka University","ror":"https://ror.org/035t8zc32","country_code":"JP","type":"education","lineage":["https://openalex.org/I98285908"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Taishin Nomura","raw_affiliation_strings":["Department of Mechanical Science and Bioengineering, Osaka University, Toyonaka, Osaka, Japan"],"affiliations":[{"raw_affiliation_string":"Department of Mechanical Science and Bioengineering, Osaka University, Toyonaka, Osaka, Japan","institution_ids":["https://openalex.org/I98285908"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5021784771"],"corresponding_institution_ids":["https://openalex.org/I98285908"],"apc_list":null,"apc_paid":null,"fwci":1.1337,"has_fulltext":false,"cited_by_count":3,"citation_normalized_percentile":{"value":0.80590062,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":94},"biblio":{"volume":"57","issue":null,"first_page":"296","last_page":"297"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11270","display_name":"Complex Systems and Time Series Analysis","score":0.9986000061035156,"subfield":{"id":"https://openalex.org/subfields/2002","display_name":"Economics and Econometrics"},"field":{"id":"https://openalex.org/fields/20","display_name":"Economics, Econometrics and Finance"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},"topics":[{"id":"https://openalex.org/T11270","display_name":"Complex Systems and Time Series Analysis","score":0.9986000061035156,"subfield":{"id":"https://openalex.org/subfields/2002","display_name":"Economics and Econometrics"},"field":{"id":"https://openalex.org/fields/20","display_name":"Economics, Econometrics and Finance"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},{"id":"https://openalex.org/T12205","display_name":"Time Series Analysis and Forecasting","score":0.9886999726295471,"subfield":{"id":"https://openalex.org/subfields/1711","display_name":"Signal Processing"},"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/T10241","display_name":"Functional Brain Connectivity Studies","score":0.98580002784729,"subfield":{"id":"https://openalex.org/subfields/2805","display_name":"Cognitive Neuroscience"},"field":{"id":"https://openalex.org/fields/28","display_name":"Neuroscience"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/detrended-fluctuation-analysis","display_name":"Detrended fluctuation analysis","score":0.9044084548950195},{"id":"https://openalex.org/keywords/stride","display_name":"STRIDE","score":0.8615010976791382},{"id":"https://openalex.org/keywords/gait","display_name":"Gait","score":0.6581121683120728},{"id":"https://openalex.org/keywords/physical-medicine-and-rehabilitation","display_name":"Physical medicine and rehabilitation","score":0.5713672637939453},{"id":"https://openalex.org/keywords/cognition","display_name":"Cognition","score":0.5656647682189941},{"id":"https://openalex.org/keywords/standard-deviation","display_name":"Standard deviation","score":0.49589547514915466},{"id":"https://openalex.org/keywords/task","display_name":"Task (project management)","score":0.4766469895839691},{"id":"https://openalex.org/keywords/gait-cycle","display_name":"Gait cycle","score":0.4583747386932373},{"id":"https://openalex.org/keywords/range","display_name":"Range (aeronautics)","score":0.4368559420108795},{"id":"https://openalex.org/keywords/scaling","display_name":"Scaling","score":0.4193432629108429},{"id":"https://openalex.org/keywords/gait-analysis","display_name":"Gait analysis","score":0.41521674394607544},{"id":"https://openalex.org/keywords/psychology","display_name":"Psychology","score":0.3778564929962158},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.3504813015460968},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.21763014793395996},{"id":"https://openalex.org/keywords/medicine","display_name":"Medicine","score":0.19248169660568237},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.12286204099655151},{"id":"https://openalex.org/keywords/kinematics","display_name":"Kinematics","score":0.11039695143699646},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.08056339621543884},{"id":"https://openalex.org/keywords/neuroscience","display_name":"Neuroscience","score":0.06643852591514587}],"concepts":[{"id":"https://openalex.org/C21689155","wikidata":"https://www.wikidata.org/wiki/Q2451452","display_name":"Detrended fluctuation analysis","level":3,"score":0.9044084548950195},{"id":"https://openalex.org/C18007350","wikidata":"https://www.wikidata.org/wiki/Q7394815","display_name":"STRIDE","level":2,"score":0.8615010976791382},{"id":"https://openalex.org/C151800584","wikidata":"https://www.wikidata.org/wiki/Q2370000","display_name":"Gait","level":2,"score":0.6581121683120728},{"id":"https://openalex.org/C99508421","wikidata":"https://www.wikidata.org/wiki/Q2678675","display_name":"Physical medicine and rehabilitation","level":1,"score":0.5713672637939453},{"id":"https://openalex.org/C169900460","wikidata":"https://www.wikidata.org/wiki/Q2200417","display_name":"Cognition","level":2,"score":0.5656647682189941},{"id":"https://openalex.org/C22679943","wikidata":"https://www.wikidata.org/wiki/Q159375","display_name":"Standard deviation","level":2,"score":0.49589547514915466},{"id":"https://openalex.org/C2780451532","wikidata":"https://www.wikidata.org/wiki/Q759676","display_name":"Task (project management)","level":2,"score":0.4766469895839691},{"id":"https://openalex.org/C2985215115","wikidata":"https://www.wikidata.org/wiki/Q22305006","display_name":"Gait cycle","level":3,"score":0.4583747386932373},{"id":"https://openalex.org/C204323151","wikidata":"https://www.wikidata.org/wiki/Q905424","display_name":"Range (aeronautics)","level":2,"score":0.4368559420108795},{"id":"https://openalex.org/C99844830","wikidata":"https://www.wikidata.org/wiki/Q102441924","display_name":"Scaling","level":2,"score":0.4193432629108429},{"id":"https://openalex.org/C173906292","wikidata":"https://www.wikidata.org/wiki/Q1493441","display_name":"Gait analysis","level":3,"score":0.41521674394607544},{"id":"https://openalex.org/C15744967","wikidata":"https://www.wikidata.org/wiki/Q9418","display_name":"Psychology","level":0,"score":0.3778564929962158},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.3504813015460968},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.21763014793395996},{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.19248169660568237},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.12286204099655151},{"id":"https://openalex.org/C39920418","wikidata":"https://www.wikidata.org/wiki/Q11476","display_name":"Kinematics","level":2,"score":0.11039695143699646},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.08056339621543884},{"id":"https://openalex.org/C169760540","wikidata":"https://www.wikidata.org/wiki/Q207011","display_name":"Neuroscience","level":1,"score":0.06643852591514587},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.0},{"id":"https://openalex.org/C74650414","wikidata":"https://www.wikidata.org/wiki/Q11397","display_name":"Classical mechanics","level":1,"score":0.0},{"id":"https://openalex.org/C201995342","wikidata":"https://www.wikidata.org/wiki/Q682496","display_name":"Systems engineering","level":1,"score":0.0},{"id":"https://openalex.org/C146978453","wikidata":"https://www.wikidata.org/wiki/Q3798668","display_name":"Aerospace engineering","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/lifetech.2019.8884072","is_oa":false,"landing_page_url":"https://doi.org/10.1109/lifetech.2019.8884072","pdf_url":null,"source":{"id":"https://openalex.org/S4306498475","display_name":"2019 IEEE 1st Global Conference on Life Sciences and Technologies (LifeTech)","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":"2019 IEEE 1st Global Conference on Life Sciences and Technologies (LifeTech)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":6,"referenced_works":["https://openalex.org/W2017821362","https://openalex.org/W2045271086","https://openalex.org/W2102568183","https://openalex.org/W2105431345","https://openalex.org/W2129447992","https://openalex.org/W2133100699"],"related_works":["https://openalex.org/W2011045259","https://openalex.org/W2090840368","https://openalex.org/W2162730167","https://openalex.org/W2094733372","https://openalex.org/W1999294121","https://openalex.org/W2032456891","https://openalex.org/W2760774027","https://openalex.org/W2029357307","https://openalex.org/W2426191834","https://openalex.org/W2554929600"],"abstract_inverted_index":{"Gait":[0,29],"cycle":[1,57],"variability,":[2],"characterized":[3,94],"by":[4,95,108,113],"a":[5,51,71,82,86,119],"sequence":[6],"of":[7,50,85,104,121,134,148],"stride":[8],"time":[9],"intervals":[10],"during":[11,144],"steady-state":[12],"walking,":[13,67],"exhibits":[14],"long-range":[15,105],"correlated":[16],"1/f-like":[17],"fluctuation":[18,116],"in":[19,34],"healthy":[20],"young":[21],"adults,":[22],"which":[23],"is":[24,127,157],"known":[25],"as":[26,43],"gait":[27,56],"fractality.":[28],"fractality":[30],"tends":[31],"to":[32,142,151],"disappear":[33],"elderly":[35],"individuals":[36],"and":[37,78,101],"patients":[38],"with":[39,69,73,80],"neurological":[40],"diseases":[41],"such":[42],"Parkinson's":[44],"disease.":[45],"Here,":[46],"we":[47],"examined":[48],"influence":[49],"cognitive":[52,136],"load":[53],"on":[54],"the":[55,96,98,102,109,114,135,138],"variability.":[58],"To":[59],"this":[60,125,153],"end,":[61],"three":[62],"walking":[63,68,79],"conditions,":[64],"including":[65],"normal":[66],"watching":[70],"smartphone":[72,87,145],"blank":[74],"screen":[75],"(non-cognitive":[76],"task),":[77],"playing":[81],"puzzle":[83],"game":[84],"(cognitive":[88],"task).":[89],"Stride":[90],"interval":[91],"variability":[92],"was":[93],"mean,":[97],"standard":[99],"deviation,":[100],"degree":[103],"correlation":[106],"quantified":[107],"scaling":[110,139],"exponent":[111,140],"estimated":[112],"detrended":[115],"analysis.":[117],"Although":[118],"number":[120],"acquired":[122],"data":[123,150],"at":[124],"moment":[126],"quite":[128],"small":[129],"necessary":[130],"for":[131],"concluding":[132],"effects":[133],"task,":[137],"tended":[141],"decrease":[143],"walking.":[146],"Acquisition":[147],"more":[149],"make":[152],"preliminary":[154],"result":[155],"confident":[156],"our":[158],"future":[159],"subject.":[160]},"counts_by_year":[{"year":2024,"cited_by_count":1},{"year":2023,"cited_by_count":1},{"year":2021,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}