{"id":"https://openalex.org/W4393080729","doi":"https://doi.org/10.1145/3627050.3630740","title":"Counting Nods from Chair Rocking","display_name":"Counting Nods from Chair Rocking","publication_year":2023,"publication_date":"2023-11-07","ids":{"openalex":"https://openalex.org/W4393080729","doi":"https://doi.org/10.1145/3627050.3630740"},"language":"en","primary_location":{"id":"doi:10.1145/3627050.3630740","is_oa":false,"landing_page_url":"https://doi.org/10.1145/3627050.3630740","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the International Conference on the Internet of Things","raw_type":"proceedings-article"},"type":"conference-paper","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/A5064832854","display_name":"Toshiki Hayashida","orcid":"https://orcid.org/0009-0008-4850-6728"},"institutions":[{"id":"https://openalex.org/I135598925","display_name":"Kyushu University","ror":"https://ror.org/00p4k0j84","country_code":"JP","type":"education","lineage":["https://openalex.org/I135598925"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Toshiki Hayashida","raw_affiliation_strings":["\\t\\t\\t\\t\\t\\t, Kyushu University, Japan"],"raw_orcid":"https://orcid.org/0009-0008-4850-6728","affiliations":[{"raw_affiliation_string":"\\t\\t\\t\\t\\t\\t, Kyushu University, Japan","institution_ids":["https://openalex.org/I135598925"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5017062920","display_name":"Yugo Nakamura","orcid":"https://orcid.org/0000-0002-8834-5323"},"institutions":[{"id":"https://openalex.org/I135598925","display_name":"Kyushu University","ror":"https://ror.org/00p4k0j84","country_code":"JP","type":"education","lineage":["https://openalex.org/I135598925"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Yugo Nakamura","raw_affiliation_strings":["\\t\\t\\t\\t\\t\\t, Kyushu University, Japan"],"raw_orcid":"https://orcid.org/0000-0002-8834-5323","affiliations":[{"raw_affiliation_string":"\\t\\t\\t\\t\\t\\t, Kyushu University, Japan","institution_ids":["https://openalex.org/I135598925"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5102748539","display_name":"Hyuckjin Choi","orcid":"https://orcid.org/0000-0001-8473-5159"},"institutions":[{"id":"https://openalex.org/I135598925","display_name":"Kyushu University","ror":"https://ror.org/00p4k0j84","country_code":"JP","type":"education","lineage":["https://openalex.org/I135598925"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Hyuckjin Choi","raw_affiliation_strings":["\\t\\t\\t\\t\\t\\t, Kyushu University, Japan"],"raw_orcid":"https://orcid.org/0000-0001-8473-5159","affiliations":[{"raw_affiliation_string":"\\t\\t\\t\\t\\t\\t, Kyushu University, Japan","institution_ids":["https://openalex.org/I135598925"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5084986446","display_name":"Yutaka Arakawa","orcid":"https://orcid.org/0000-0002-7156-9160"},"institutions":[{"id":"https://openalex.org/I135598925","display_name":"Kyushu University","ror":"https://ror.org/00p4k0j84","country_code":"JP","type":"education","lineage":["https://openalex.org/I135598925"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Yutaka Arakawa","raw_affiliation_strings":["\\t\\t\\t\\t\\t\\t, Kyushu University, Japan"],"raw_orcid":"https://orcid.org/0000-0002-7156-9160","affiliations":[{"raw_affiliation_string":"\\t\\t\\t\\t\\t\\t, Kyushu University, Japan","institution_ids":["https://openalex.org/I135598925"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I135598925"],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":false,"cited_by_count":1,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"208","last_page":"210"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11309","display_name":"Music and Audio Processing","score":0.9890999794006348,"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"}},"topics":[{"id":"https://openalex.org/T11309","display_name":"Music and Audio Processing","score":0.9890999794006348,"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/T11439","display_name":"Video Analysis and Summarization","score":0.9855999946594238,"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/T12290","display_name":"Human Motion and Animation","score":0.9847999811172485,"subfield":{"id":"https://openalex.org/subfields/2207","display_name":"Control and Systems 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/computer-science","display_name":"Computer science","score":0.5193222761154175},{"id":"https://openalex.org/keywords/computer-graphics","display_name":"Computer graphics (images)","score":0.3223913908004761}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5193222761154175},{"id":"https://openalex.org/C121684516","wikidata":"https://www.wikidata.org/wiki/Q7600677","display_name":"Computer graphics (images)","level":1,"score":0.3223913908004761}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1145/3627050.3630740","is_oa":false,"landing_page_url":"https://doi.org/10.1145/3627050.3630740","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the International Conference on the Internet of Things","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G8449075188","display_name":null,"funder_award_id":"JPMXP0518071489","funder_id":"https://openalex.org/F4320323817","funder_display_name":"Universitas Brawijaya"}],"funders":[{"id":"https://openalex.org/F4320323817","display_name":"Universitas Brawijaya","ror":"https://ror.org/01wk3d929"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":7,"referenced_works":["https://openalex.org/W2545228053","https://openalex.org/W2611892730","https://openalex.org/W2911364870","https://openalex.org/W3022930359","https://openalex.org/W3126115961","https://openalex.org/W3197762316","https://openalex.org/W3207180004"],"related_works":["https://openalex.org/W2748952813","https://openalex.org/W2390279801","https://openalex.org/W2358668433","https://openalex.org/W2376932109","https://openalex.org/W2001405890","https://openalex.org/W2382290278","https://openalex.org/W2478288626","https://openalex.org/W4391913857","https://openalex.org/W2350741829","https://openalex.org/W2530322880"],"abstract_inverted_index":{"In":[0],"this":[1,42],"demo,":[2],"we":[3,69],"will":[4],"show":[5],"our":[6],"proposed":[7,25],"system":[8,26],"that":[9,31,41,113,126],"can":[10,134],"count":[11],"nodding":[12,39,55,93,104],"without":[13],"either":[14],"a":[15,62,71,92],"camera":[16],"or":[17],"any":[18],"sensor":[19],"attached":[20,80],"to":[21,81],"the":[22,29,32,47,51,57,82,86,101,114,118,121,129,132,137],"person.":[23],"Our":[24],"capitalizes":[27],"on":[28,131],"fact":[30],"upper":[33],"body":[34,43],"moves":[35],"in":[36,67],"conjunction":[37],"with":[38],"and":[40],"motion":[44],"slightly":[45],"shakes":[46],"chair.":[48,63],"We":[49],"explore":[50],"challenge":[52],"of":[53,61,96,100,103,110,139],"recognizing":[54],"from":[56,78,141],"extremely":[58],"subtle":[59],"sway":[60],"To":[64],"recognize":[65],"nods":[66,140],"real-time,":[68],"employed":[70],"supervised":[72],"learning":[73],"approach":[74],"using":[75],"acceleration":[76],"data":[77],"sensors":[79],"chair\u2019s":[83],"backrest.":[84,122],"Ultimately,":[85],"Support":[87],"Vector":[88],"Machine":[89],"(SVM)":[90],"achieved":[91],"recognition":[94],"accuracy":[95,102,109],"0.990.":[97],"Further":[98],"testing":[99],"frequency":[105,138],"measurements":[106],"yielded":[107],"an":[108],"0.947,":[111],"suggesting":[112],"optimal":[115],"position":[116],"for":[117],"accelerometer":[119,130],"is":[120],"These":[123],"results":[124],"indicate":[125],"simply":[127],"placing":[128],"backrest":[133],"effectively":[135],"quantify":[136],"seated":[142],"participants.":[143]},"counts_by_year":[{"year":2025,"cited_by_count":1}],"updated_date":"2026-07-14T23:27:15.235271","created_date":"2025-10-10T00:00:00"}