{"id":"https://openalex.org/W7131655516","doi":"https://doi.org/10.48550/arxiv.2602.22077","title":"ViSTAR: Virtual Skill Training with Augmented Reality with 3D Avatars and LLM coaching agent","display_name":"ViSTAR: Virtual Skill Training with Augmented Reality with 3D Avatars and LLM coaching agent","publication_year":2026,"publication_date":"2026-02-25","ids":{"openalex":"https://openalex.org/W7131655516","doi":"https://doi.org/10.48550/arxiv.2602.22077"},"language":null,"primary_location":{"id":"pmh:doi:10.48550/arxiv.2602.22077","is_oa":true,"landing_page_url":null,"pdf_url":null,"source":{"id":"https://openalex.org/S4406922384","display_name":"Open MIND","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":"publisher-specific-oa","license_id":"https://openalex.org/licenses/publisher-specific-oa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"Article"},"type":"preprint","indexed_in":["datacite"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":null,"any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5015638882","display_name":"Chunggi Lee","orcid":null},"institutions":[],"countries":[],"is_corresponding":true,"raw_author_name":"Lee, Chunggi","raw_affiliation_strings":[],"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5108897076","display_name":"Hayato Saiki","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Saiki, Hayato","raw_affiliation_strings":[],"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5126934610","display_name":"Tica Lin","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Lin, Tica","raw_affiliation_strings":[],"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5126877438","display_name":"Eiji Ikeda","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Ikeda, Eiji","raw_affiliation_strings":[],"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5126908214","display_name":"Kenji Suzuki","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Suzuki, Kenji","raw_affiliation_strings":[],"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5126880491","display_name":"Chen Zhu-Tian","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Zhu-Tian, Chen","raw_affiliation_strings":[],"affiliations":[]},{"author_position":"last","author":{"id":"https://openalex.org/A5043151044","display_name":"Hanspeter Pfister","orcid":"https://orcid.org/0000-0002-3620-2582"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Pfister, Hanspeter","raw_affiliation_strings":[],"affiliations":[]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":7,"corresponding_author_ids":["https://openalex.org/A5015638882"],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":null,"last_page":null},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11431","display_name":"Action Observation and Synchronization","score":0.2590000033378601,"subfield":{"id":"https://openalex.org/subfields/3207","display_name":"Social Psychology"},"field":{"id":"https://openalex.org/fields/32","display_name":"Psychology"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},"topics":[{"id":"https://openalex.org/T11431","display_name":"Action Observation and Synchronization","score":0.2590000033378601,"subfield":{"id":"https://openalex.org/subfields/3207","display_name":"Social 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/T10648","display_name":"Virtual Reality Applications and Impacts","score":0.1460999995470047,"subfield":{"id":"https://openalex.org/subfields/1709","display_name":"Human-Computer Interaction"},"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":0.10019999742507935,"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/coaching","display_name":"Coaching","score":0.7738000154495239},{"id":"https://openalex.org/keywords/formative-assessment","display_name":"Formative assessment","score":0.5942999720573425},{"id":"https://openalex.org/keywords/novelty","display_name":"Novelty","score":0.5519000291824341},{"id":"https://openalex.org/keywords/augmented-reality","display_name":"Augmented reality","score":0.5009999871253967},{"id":"https://openalex.org/keywords/notice","display_name":"Notice","score":0.4677000045776367},{"id":"https://openalex.org/keywords/basketball","display_name":"Basketball","score":0.4302999973297119},{"id":"https://openalex.org/keywords/virtual-reality","display_name":"Virtual reality","score":0.41040000319480896},{"id":"https://openalex.org/keywords/training","display_name":"Training (meteorology)","score":0.40059998631477356}],"concepts":[{"id":"https://openalex.org/C2779363792","wikidata":"https://www.wikidata.org/wiki/Q1104185","display_name":"Coaching","level":2,"score":0.7738000154495239},{"id":"https://openalex.org/C42525527","wikidata":"https://www.wikidata.org/wiki/Q1209955","display_name":"Formative assessment","level":2,"score":0.5942999720573425},{"id":"https://openalex.org/C2778738651","wikidata":"https://www.wikidata.org/wiki/Q16546687","display_name":"Novelty","level":2,"score":0.5519000291824341},{"id":"https://openalex.org/C153715457","wikidata":"https://www.wikidata.org/wiki/Q254183","display_name":"Augmented reality","level":2,"score":0.5009999871253967},{"id":"https://openalex.org/C2779913896","wikidata":"https://www.wikidata.org/wiki/Q7063001","display_name":"Notice","level":2,"score":0.4677000045776367},{"id":"https://openalex.org/C107457646","wikidata":"https://www.wikidata.org/wiki/Q207434","display_name":"Human\u2013computer interaction","level":1,"score":0.4523000121116638},{"id":"https://openalex.org/C103189561","wikidata":"https://www.wikidata.org/wiki/Q5372","display_name":"Basketball","level":2,"score":0.4302999973297119},{"id":"https://openalex.org/C15744967","wikidata":"https://www.wikidata.org/wiki/Q9418","display_name":"Psychology","level":0,"score":0.4219000041484833},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.41510000824928284},{"id":"https://openalex.org/C194969405","wikidata":"https://www.wikidata.org/wiki/Q170519","display_name":"Virtual reality","level":2,"score":0.41040000319480896},{"id":"https://openalex.org/C2777211547","wikidata":"https://www.wikidata.org/wiki/Q17141490","display_name":"Training (meteorology)","level":2,"score":0.40059998631477356},{"id":"https://openalex.org/C2777365542","wikidata":"https://www.wikidata.org/wiki/Q83090","display_name":"Avatar","level":2,"score":0.3840000033378601},{"id":"https://openalex.org/C132758656","wikidata":"https://www.wikidata.org/wiki/Q5307365","display_name":"Dreyfus model of skill acquisition","level":2,"score":0.38350000977516174},{"id":"https://openalex.org/C104114177","wikidata":"https://www.wikidata.org/wiki/Q79782","display_name":"Motion (physics)","level":2,"score":0.3831999897956848},{"id":"https://openalex.org/C26517878","wikidata":"https://www.wikidata.org/wiki/Q228039","display_name":"Key (lock)","level":2,"score":0.36230000853538513},{"id":"https://openalex.org/C3020716817","wikidata":"https://www.wikidata.org/wiki/Q4132092","display_name":"Visual feedback","level":2,"score":0.3472000062465668},{"id":"https://openalex.org/C49774154","wikidata":"https://www.wikidata.org/wiki/Q131765","display_name":"Multimedia","level":1,"score":0.33899998664855957},{"id":"https://openalex.org/C48007421","wikidata":"https://www.wikidata.org/wiki/Q676252","display_name":"Motion capture","level":3,"score":0.33410000801086426},{"id":"https://openalex.org/C75630572","wikidata":"https://www.wikidata.org/wiki/Q538904","display_name":"Applied psychology","level":1,"score":0.33169999718666077},{"id":"https://openalex.org/C2776857766","wikidata":"https://www.wikidata.org/wiki/Q7832987","display_name":"Training system","level":2,"score":0.2786000072956085},{"id":"https://openalex.org/C169976356","wikidata":"https://www.wikidata.org/wiki/Q13208902","display_name":"Motor skill","level":2,"score":0.26809999346733093},{"id":"https://openalex.org/C2776029336","wikidata":"https://www.wikidata.org/wiki/Q22906177","display_name":"Knowledge of results","level":3,"score":0.26589998602867126},{"id":"https://openalex.org/C193081819","wikidata":"https://www.wikidata.org/wiki/Q4132092","display_name":"Video feedback","level":2,"score":0.25949999690055847}],"mesh":[],"locations_count":2,"locations":[{"id":"pmh:doi:10.48550/arxiv.2602.22077","is_oa":true,"landing_page_url":null,"pdf_url":null,"source":{"id":"https://openalex.org/S4406922384","display_name":"Open MIND","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":"publisher-specific-oa","license_id":"https://openalex.org/licenses/publisher-specific-oa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"Article"},{"id":"doi:10.48550/arxiv.2602.22077","is_oa":true,"landing_page_url":"https://doi.org/10.48550/arxiv.2602.22077","pdf_url":null,"source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I205783295","host_organization_name":"Cornell University","host_organization_lineage":["https://openalex.org/I205783295"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":null,"raw_source_name":null,"raw_type":"article"}],"best_oa_location":{"id":"pmh:doi:10.48550/arxiv.2602.22077","is_oa":true,"landing_page_url":null,"pdf_url":null,"source":{"id":"https://openalex.org/S4406922384","display_name":"Open MIND","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":"publisher-specific-oa","license_id":"https://openalex.org/licenses/publisher-specific-oa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"Article"},"sustainable_development_goals":[{"display_name":"Quality Education","id":"https://metadata.un.org/sdg/4","score":0.8684136867523193}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":0,"referenced_works":[],"related_works":[],"abstract_inverted_index":{"We":[0,75],"present":[1],"ViSTAR,":[2],"a":[3,24,92],"Virtual":[4],"Skill":[5],"Training":[6,49],"system":[7,33],"in":[8],"AR":[9],"that":[10,125],"supports":[11],"self-guided":[12],"basketball":[13,28],"skill":[14],"practice,":[15],"with":[16,27],"feedback":[17,58,78,102,119,122],"on":[18],"balance,":[19],"posture,":[20],"and":[21,30,41,54,63,66,84,123,131,134],"timing.":[22],"From":[23],"formative":[25],"study":[26],"players":[29],"coaches,":[31],"the":[32,46],"addresses":[34],"three":[35],"challenges:":[36],"understanding":[37],"skills,":[38],"identifying":[39],"errors,":[40],"correcting":[42],"mistakes.":[43],"ViSTAR":[44,126],"follows":[45],"Behavioral":[47],"Skills":[48],"(BST)":[50],"framework-instruction,":[51],"modeling,":[52],"rehearsal,":[53],"feedback.":[55],"It":[56],"provides":[57],"through":[59],"visual":[60],"overlays,":[61],"rhythm":[62],"timing":[64],"cues,":[65],"an":[67],"AI-powered":[68],"coaching":[69,89,108],"agent":[70],"using":[71],"3D":[72],"motion":[73,104],"reconstruction.":[74],"generate":[76],"verbal":[77],"by":[79],"analyzing":[80],"spatio-temporal":[81],"joint":[82],"data":[83],"mapping":[85],"features":[86,105],"to":[87,120],"natural-language":[88],"cues":[90],"via":[91],"Large":[93],"Language":[94],"Model":[95],"(LLM).":[96],"A":[97],"key":[98],"novelty":[99],"is":[100],"this":[101],"generation:":[103],"become":[106],"concise":[107],"insights.":[109],"In":[110],"two":[111],"studies":[112],"(N=16),":[113],"participants":[114],"generally":[115],"preferred":[116],"our":[117],"AI-generated":[118],"coach":[121],"reported":[124],"helped":[127],"them":[128],"notice":[129],"posture":[130],"balance":[132],"issues":[133],"refine":[135],"movements":[136],"beyond":[137],"self-observation.":[138]},"counts_by_year":[],"updated_date":"2026-04-04T16:13:02.066488","created_date":"2026-02-27T00:00:00"}