{"id":"https://openalex.org/W7164864315","doi":"https://doi.org/10.1145/3810193","title":"PIGDAssess: Wearable Dual-Task Sensing for Self-Administered PIGD Assessment in Parkinson's Disease","display_name":"PIGDAssess: Wearable Dual-Task Sensing for Self-Administered PIGD Assessment in Parkinson's Disease","publication_year":2026,"publication_date":"2026-06-15","ids":{"openalex":"https://openalex.org/W7164864315","doi":"https://doi.org/10.1145/3810193"},"language":"en","primary_location":{"id":"doi:10.1145/3810193","is_oa":true,"landing_page_url":"https://doi.org/10.1145/3810193","pdf_url":null,"source":{"id":"https://openalex.org/S4210219751","display_name":"Proceedings of the ACM on Interactive Mobile Wearable and Ubiquitous Technologies","issn_l":"2474-9567","issn":["2474-9567"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319798","host_organization_name":"Association for Computing Machinery","host_organization_lineage":["https://openalex.org/P4310319798"],"host_organization_lineage_names":["Association for Computing Machinery"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the ACM on Interactive, Mobile, Wearable and Ubiquitous Technologies","raw_type":"journal-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"hybrid","oa_url":"https://doi.org/10.1145/3810193","any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5085971987","display_name":"Yizhen Zhang","orcid":"https://orcid.org/0009-0005-7530-9621"},"institutions":[{"id":"https://openalex.org/I200769079","display_name":"Hong Kong University of Science and Technology","ror":"https://ror.org/00q4vv597","country_code":"HK","type":"education","lineage":["https://openalex.org/I200769079"]}],"countries":["HK"],"is_corresponding":false,"raw_author_name":"Yizhen Zhang","raw_affiliation_strings":["Computer Science and Engineering, HKUST, Hong Kong, China"],"raw_orcid":"https://orcid.org/0009-0005-7530-9621","affiliations":[{"raw_affiliation_string":"Computer Science and Engineering, HKUST, Hong Kong, China","institution_ids":["https://openalex.org/I200769079"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5113904434","display_name":"J. Wang","orcid":null},"institutions":[{"id":"https://openalex.org/I200769079","display_name":"Hong Kong University of Science and Technology","ror":"https://ror.org/00q4vv597","country_code":"HK","type":"education","lineage":["https://openalex.org/I200769079"]}],"countries":["HK"],"is_corresponding":false,"raw_author_name":"Jinjian Wang","raw_affiliation_strings":["Computer Science and Engineering, HKUST, Hong Kong, China"],"raw_orcid":"https://orcid.org/0009-0006-6741-9676","affiliations":[{"raw_affiliation_string":"Computer Science and Engineering, HKUST, Hong Kong, China","institution_ids":["https://openalex.org/I200769079"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5040729728","display_name":"Wentao Xie","orcid":"https://orcid.org/0000-0002-7858-4419"},"institutions":[{"id":"https://openalex.org/I200769079","display_name":"Hong Kong University of Science and Technology","ror":"https://ror.org/00q4vv597","country_code":"HK","type":"education","lineage":["https://openalex.org/I200769079"]}],"countries":["HK"],"is_corresponding":false,"raw_author_name":"Wentao Xie","raw_affiliation_strings":["Department of Computer Science and Engineering, The Hong Kong University of Science and Technology, Hong Kong, Hong Kong"],"raw_orcid":"https://orcid.org/0000-0002-7858-4419","affiliations":[{"raw_affiliation_string":"Department of Computer Science and Engineering, The Hong Kong University of Science and Technology, Hong Kong, Hong Kong","institution_ids":["https://openalex.org/I200769079"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5006409613","display_name":"Qingyong Hu","orcid":null},"institutions":[{"id":"https://openalex.org/I200769079","display_name":"Hong Kong University of Science and Technology","ror":"https://ror.org/00q4vv597","country_code":"HK","type":"education","lineage":["https://openalex.org/I200769079"]}],"countries":["HK"],"is_corresponding":false,"raw_author_name":"Qingyong Hu","raw_affiliation_strings":["Computer Science and Engineering, HKUST, Hong Kong, China"],"raw_orcid":"https://orcid.org/0000-0002-8719-7816","affiliations":[{"raw_affiliation_string":"Computer Science and Engineering, HKUST, Hong Kong, China","institution_ids":["https://openalex.org/I200769079"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5066850435","display_name":"Haiyan Hu","orcid":null},"institutions":[{"id":"https://openalex.org/I200769079","display_name":"Hong Kong University of Science and Technology","ror":"https://ror.org/00q4vv597","country_code":"HK","type":"education","lineage":["https://openalex.org/I200769079"]}],"countries":["HK"],"is_corresponding":false,"raw_author_name":"Haiyan Hu","raw_affiliation_strings":["Computer Science and Engineering, HKUST, Hong Kong, China"],"raw_orcid":"https://orcid.org/0000-0003-4862-5619","affiliations":[{"raw_affiliation_string":"Computer Science and Engineering, HKUST, Hong Kong, China","institution_ids":["https://openalex.org/I200769079"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101984682","display_name":"Guihua Li","orcid":"https://orcid.org/0000-0002-0149-7528"},"institutions":[{"id":"https://openalex.org/I4210090868","display_name":"Second Affiliated Hospital of Guangzhou Medical University","ror":"https://ror.org/00a98yf63","country_code":"CN","type":"healthcare","lineage":["https://openalex.org/I4210090868"]},{"id":"https://openalex.org/I92039509","display_name":"Guangzhou Medical University","ror":"https://ror.org/00zat6v61","country_code":"CN","type":"education","lineage":["https://openalex.org/I92039509"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Guihua Li","raw_affiliation_strings":["Department of Neurology, Jinan University Affiliated Guangdong Second Provincial General Hospital, Guangzhou, China and The second Clinical College of Southern Medical University, Guangzhou, China"],"raw_orcid":"https://orcid.org/0000-0002-0149-7528","affiliations":[{"raw_affiliation_string":"Department of Neurology, Jinan University Affiliated Guangdong Second Provincial General Hospital, Guangzhou, China and The second Clinical College of Southern Medical University, Guangzhou, China","institution_ids":["https://openalex.org/I4210090868","https://openalex.org/I92039509"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5114378267","display_name":"Qian Zhang","orcid":"https://orcid.org/0000-0001-9205-1881"},"institutions":[{"id":"https://openalex.org/I200769079","display_name":"Hong Kong University of Science and Technology","ror":"https://ror.org/00q4vv597","country_code":"HK","type":"education","lineage":["https://openalex.org/I200769079"]},{"id":"https://openalex.org/I2800531931","display_name":"Hong Kong College of Technology","ror":"https://ror.org/014w0p014","country_code":"CN","type":"education","lineage":["https://openalex.org/I2800531931"]},{"id":"https://openalex.org/I889458895","display_name":"University of Hong Kong","ror":"https://ror.org/02zhqgq86","country_code":"HK","type":"education","lineage":["https://openalex.org/I889458895"]}],"countries":["CN","HK"],"is_corresponding":false,"raw_author_name":"Qian Zhang","raw_affiliation_strings":["Computer Science and Engineering, HKUST, Hong Kong, Hong Kong"],"raw_orcid":"https://orcid.org/0000-0001-9205-1881","affiliations":[{"raw_affiliation_string":"Computer Science and Engineering, HKUST, Hong Kong, Hong Kong","institution_ids":["https://openalex.org/I2800531931","https://openalex.org/I200769079","https://openalex.org/I889458895"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":5,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.78642251,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"10","issue":"2","first_page":"1","last_page":"31"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10114","display_name":"Balance, Gait, and Falls Prevention","score":0.8740000128746033,"subfield":{"id":"https://openalex.org/subfields/3612","display_name":"Physical Therapy, Sports Therapy and Rehabilitation"},"field":{"id":"https://openalex.org/fields/36","display_name":"Health Professions"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},"topics":[{"id":"https://openalex.org/T10114","display_name":"Balance, Gait, and Falls Prevention","score":0.8740000128746033,"subfield":{"id":"https://openalex.org/subfields/3612","display_name":"Physical Therapy, Sports Therapy and Rehabilitation"},"field":{"id":"https://openalex.org/fields/36","display_name":"Health Professions"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},{"id":"https://openalex.org/T10085","display_name":"Parkinson's Disease Mechanisms and Treatments","score":0.026799999177455902,"subfield":{"id":"https://openalex.org/subfields/2728","display_name":"Neurology"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},{"id":"https://openalex.org/T14286","display_name":"Parkinson's Disease and Spinal Disorders","score":0.020500000566244125,"subfield":{"id":"https://openalex.org/subfields/2728","display_name":"Neurology"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/wearable-computer","display_name":"Wearable computer","score":0.6812999844551086},{"id":"https://openalex.org/keywords/inertial-measurement-unit","display_name":"Inertial measurement unit","score":0.6280999779701233},{"id":"https://openalex.org/keywords/gait","display_name":"Gait","score":0.4796000123023987},{"id":"https://openalex.org/keywords/software-deployment","display_name":"Software deployment","score":0.4077000021934509},{"id":"https://openalex.org/keywords/adaptation","display_name":"Adaptation (eye)","score":0.373199999332428},{"id":"https://openalex.org/keywords/encoder","display_name":"Encoder","score":0.35899999737739563},{"id":"https://openalex.org/keywords/units-of-measurement","display_name":"Units of measurement","score":0.3573000133037567},{"id":"https://openalex.org/keywords/key","display_name":"Key (lock)","score":0.3504999876022339}],"concepts":[{"id":"https://openalex.org/C150594956","wikidata":"https://www.wikidata.org/wiki/Q1334829","display_name":"Wearable computer","level":2,"score":0.6812999844551086},{"id":"https://openalex.org/C79061980","wikidata":"https://www.wikidata.org/wiki/Q941680","display_name":"Inertial measurement unit","level":2,"score":0.6280999779701233},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.593500018119812},{"id":"https://openalex.org/C99508421","wikidata":"https://www.wikidata.org/wiki/Q2678675","display_name":"Physical medicine and rehabilitation","level":1,"score":0.5357000231742859},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.522599995136261},{"id":"https://openalex.org/C151800584","wikidata":"https://www.wikidata.org/wiki/Q2370000","display_name":"Gait","level":2,"score":0.4796000123023987},{"id":"https://openalex.org/C105339364","wikidata":"https://www.wikidata.org/wiki/Q2297740","display_name":"Software deployment","level":2,"score":0.4077000021934509},{"id":"https://openalex.org/C119857082","wikidata":"https://www.wikidata.org/wiki/Q2539","display_name":"Machine learning","level":1,"score":0.37540000677108765},{"id":"https://openalex.org/C139807058","wikidata":"https://www.wikidata.org/wiki/Q352374","display_name":"Adaptation (eye)","level":2,"score":0.373199999332428},{"id":"https://openalex.org/C118505674","wikidata":"https://www.wikidata.org/wiki/Q42586063","display_name":"Encoder","level":2,"score":0.35899999737739563},{"id":"https://openalex.org/C151233233","wikidata":"https://www.wikidata.org/wiki/Q47574","display_name":"Units of measurement","level":2,"score":0.3573000133037567},{"id":"https://openalex.org/C26517878","wikidata":"https://www.wikidata.org/wiki/Q228039","display_name":"Key (lock)","level":2,"score":0.3504999876022339},{"id":"https://openalex.org/C54290928","wikidata":"https://www.wikidata.org/wiki/Q4845080","display_name":"Wearable technology","level":3,"score":0.3264000117778778},{"id":"https://openalex.org/C52622490","wikidata":"https://www.wikidata.org/wiki/Q1026626","display_name":"Feature extraction","level":2,"score":0.29429998993873596},{"id":"https://openalex.org/C107457646","wikidata":"https://www.wikidata.org/wiki/Q207434","display_name":"Human\u2013computer interaction","level":1,"score":0.2937000095844269},{"id":"https://openalex.org/C2777735758","wikidata":"https://www.wikidata.org/wiki/Q817765","display_name":"Path (computing)","level":2,"score":0.2928999960422516},{"id":"https://openalex.org/C33954974","wikidata":"https://www.wikidata.org/wiki/Q486494","display_name":"Sensor fusion","level":2,"score":0.29280000925064087},{"id":"https://openalex.org/C43214815","wikidata":"https://www.wikidata.org/wiki/Q7310987","display_name":"Reliability (semiconductor)","level":3,"score":0.2750999927520752},{"id":"https://openalex.org/C44154836","wikidata":"https://www.wikidata.org/wiki/Q45045","display_name":"Simulation","level":1,"score":0.2743000090122223},{"id":"https://openalex.org/C89805583","wikidata":"https://www.wikidata.org/wiki/Q192940","display_name":"Accelerometer","level":2,"score":0.2727999985218048},{"id":"https://openalex.org/C2776214188","wikidata":"https://www.wikidata.org/wiki/Q408386","display_name":"Inference","level":2,"score":0.26750001311302185},{"id":"https://openalex.org/C37488316","wikidata":"https://www.wikidata.org/wiki/Q53699","display_name":"Rotary encoder","level":3,"score":0.2648000121116638},{"id":"https://openalex.org/C2776401178","wikidata":"https://www.wikidata.org/wiki/Q12050496","display_name":"Feature (linguistics)","level":2,"score":0.2581999897956848},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.2529999911785126}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1145/3810193","is_oa":true,"landing_page_url":"https://doi.org/10.1145/3810193","pdf_url":null,"source":{"id":"https://openalex.org/S4210219751","display_name":"Proceedings of the ACM on Interactive Mobile Wearable and Ubiquitous Technologies","issn_l":"2474-9567","issn":["2474-9567"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319798","host_organization_name":"Association for Computing Machinery","host_organization_lineage":["https://openalex.org/P4310319798"],"host_organization_lineage_names":["Association for Computing Machinery"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the ACM on Interactive, Mobile, Wearable and Ubiquitous Technologies","raw_type":"journal-article"}],"best_oa_location":{"id":"doi:10.1145/3810193","is_oa":true,"landing_page_url":"https://doi.org/10.1145/3810193","pdf_url":null,"source":{"id":"https://openalex.org/S4210219751","display_name":"Proceedings of the ACM on Interactive Mobile Wearable and Ubiquitous Technologies","issn_l":"2474-9567","issn":["2474-9567"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319798","host_organization_name":"Association for Computing Machinery","host_organization_lineage":["https://openalex.org/P4310319798"],"host_organization_lineage_names":["Association for Computing Machinery"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the ACM on Interactive, Mobile, Wearable and Ubiquitous Technologies","raw_type":"journal-article"},"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":26,"referenced_works":["https://openalex.org/W2019182054","https://openalex.org/W2067726982","https://openalex.org/W2099237572","https://openalex.org/W2140978740","https://openalex.org/W2160433223","https://openalex.org/W2292825266","https://openalex.org/W2546216292","https://openalex.org/W2554846927","https://openalex.org/W2588991862","https://openalex.org/W2800185760","https://openalex.org/W2906352773","https://openalex.org/W2919382774","https://openalex.org/W2986602744","https://openalex.org/W3192252093","https://openalex.org/W3193750717","https://openalex.org/W3212071041","https://openalex.org/W4290830325","https://openalex.org/W4319314140","https://openalex.org/W4388219476","https://openalex.org/W4392369806","https://openalex.org/W4393951292","https://openalex.org/W4400041822","https://openalex.org/W4402350645","https://openalex.org/W4405694118","https://openalex.org/W4413181734","https://openalex.org/W4413255326"],"related_works":[],"abstract_inverted_index":{"Postural":[0,192],"instability":[1],"and":[2,22,64,67,72,78,124,165,168,188,238,258],"gait":[3],"difficulty":[4],"(PIGD)":[5],"are":[6],"leading":[7],"causes":[8],"of":[9,47,241],"falls":[10],"in":[11,155,161,209],"Parkinson's":[12],"disease":[13],"(PD),":[14],"yet":[15],"current":[16],"clinical":[17,139,163,236,260],"assessment":[18,223],"is":[19],"infrequent,":[20],"subjective,":[21],"requires":[23,196],"expert":[24],"supervision.":[25],"Such":[26],"assessments":[27],"cannot":[28],"be":[29],"safely":[30],"performed":[31],"at":[32,224],"home.":[33,225],"We":[34,142,226,243],"introduce":[35,94],"PIGDAssess,":[36],"the":[37,136,181,235,246],"first":[38,247],"wearable":[39],"system":[40,182],"that":[41,103,113,130],"enables":[42],"fully":[43],"self-administered":[44,211],"at-home":[45],"estimation":[46],"all":[48,116,177],"four":[49,117,178,232],"UPDRS-PIGD":[50,173,252],"subitems,":[51,180],"including":[52],"postural":[53],"stability,":[54],"without":[55],"clinician":[56],"involvement.":[57],"Patients":[58],"wear":[59],"three":[60,95,207],"commodity":[61],"IMUs":[62,208],"(lumbar":[63],"both":[65,76,162],"feet)":[66],"perform":[68],"brief":[69],"sit-to-stand,":[70],"standing,":[71],"walking":[73],"tasks":[74],"under":[75],"single-task":[77],"dual-task":[79,90],"(serial\u20133":[80],"subtraction)":[81],"conditions.":[82],"To":[83],"robustly":[84],"infer":[85],"clinically":[86],"meaningful":[87],"scores":[88],"from":[89,120,147],"movement":[91],"segments,":[92],"we":[93],"key":[96],"modules:":[97],"(1)":[98],"a":[99,108,126,158,197,210,216],"paired":[100],"single/dual-task":[101],"encoder":[102],"captures":[104],"balance-sensitive":[105],"signatures;":[106],"(2)":[107],"multi-action,":[109],"multi-task":[110],"fusion":[111],"module":[112],"jointly":[114],"predicts":[115],"PIGD":[118,179],"subscores":[119],"one":[121],"short":[122],"protocol;":[123],"(3)":[125],"prior-guided":[127],"adaptation":[128],"stage":[129],"reduces":[131],"subject-to-subject":[132],"variability":[133],"while":[134],"preserving":[135],"ordinal":[137],"0-3":[138],"severity":[140],"structure.":[141],"evaluate":[143],"PIGDAssess":[144,201],"on":[145],"data":[146],"35":[148],"individuals":[149],"with":[150,157,171,231,250],"PD,":[151],"which":[152,194],"were":[153,169],"collected":[154],"collaboration":[156],"partner":[159],"hospital":[160],"settings":[164],"patients'":[166],"homes,":[167],"annotated":[170],"clinician-scored":[172],"labels.":[174],"Averaged":[175],"across":[176],"achieves":[183],"0.83":[184],"accuracy,":[185],"0.87":[186],"macro-F1,":[187],"0.25":[189],"MAE.":[190],"For":[191],"Stability,":[193],"normally":[195],"hands-on":[198],"pull":[199],"test,":[200],"reaches":[202],"0.89":[203],"accuracy":[204],"using":[205],"only":[206],"protocol.":[212],"These":[213],"results":[214],"suggest":[215],"path":[217],"toward":[218],"frequent,":[219],"low-burden,":[220],"clinician-free":[221],"PD":[222],"further":[227],"conducted":[228],"structured":[229],"interviews":[230],"neurologists,":[233],"supporting":[234],"usefulness":[237],"deployment":[239],"feasibility":[240],"PIGDAssess.":[242],"have":[244],"released":[245],"IMU":[248],"dataset":[249],"item-level":[251],"annotations":[253],"to":[254],"enable":[255],"reproducible":[256],"benchmarking":[257],"accelerate":[259],"translation.":[261]},"counts_by_year":[],"updated_date":"2026-06-16T07:37:23.134862","created_date":"2026-06-16T00:00:00"}
