{"id":"https://openalex.org/W7204538359","doi":"https://doi.org/10.14288/1.0455521","title":"Beyond task activation : a consistent vigour network in Parkinson\u2019s disease","display_name":"Beyond task activation : a consistent vigour network in Parkinson\u2019s disease","publication_year":2026,"publication_date":"2026-08-28","ids":{"openalex":"https://openalex.org/W7204538359","doi":"https://doi.org/10.14288/1.0455521"},"language":"en","primary_location":{"id":"pmh:oai:circle.library.ubc.ca:2429/95169","doi":null,"is_oa":true,"landing_page_url":"http://hdl.handle.net/2429/95169","pdf_url":null,"source":{"id":"https://openalex.org/S4377196297","display_name":"cIRcle (University of British Columbia)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I141945490","host_organization_name":"University of British Columbia","host_organization_lineage":["https://openalex.org/I141945490"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by-nc-nd","license_id":"https://openalex.org/licenses/cc-by-nc-nd","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"Thesis/Dissertation"},"volume":null,"type":"dissertation","indexed_in":["datacite"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"http://hdl.handle.net/2429/95169","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5093402724","display_name":"Zahra Kavian","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":true,"raw_author_name":"Kavian, Zahra","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":0,"corresponding_author_ids":["https://openalex.org/A5093402724"],"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/T10919","display_name":"Neurological disorders and treatments","score":0.41530001163482666,"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"}},"topics":[{"id":"https://openalex.org/T10919","display_name":"Neurological disorders and treatments","score":0.41530001163482666,"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/T10982","display_name":"Motor Control and Adaptation","score":0.23669999837875366,"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"}},{"id":"https://openalex.org/T10085","display_name":"Parkinson's Disease Mechanisms and Treatments","score":0.23080000281333923,"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/parkinson-s-disease","display_name":"Parkinson's disease","score":0.9850000143051147},{"id":"https://openalex.org/keywords/single-trial-fmri","display_name":"single-trial fMRI","score":0.824999988079071},{"id":"https://openalex.org/keywords/galvanic-vestibular-stimulation","display_name":"galvanic vestibular stimulation","score":0.968999981880188},{"id":"https://openalex.org/keywords/dopaminergic-therapy","display_name":"dopaminergic therapy","score":0.8029999732971191},{"id":"https://openalex.org/keywords/basal-ganglia","display_name":"basal ganglia","score":0.718999981880188},{"id":"https://openalex.org/keywords/striatum","display_name":"striatum","score":0.7059999704360962},{"id":"https://openalex.org/keywords/cerebellum","display_name":"cerebellum","score":0.9300000071525574},{"id":"https://openalex.org/keywords/thalamus","display_name":"thalamus","score":0.7609999775886536},{"id":"https://openalex.org/keywords/orbitofrontal-cortex","display_name":"orbitofrontal cortex","score":0.7289999723434448},{"id":"https://openalex.org/keywords/movement-variability","display_name":"movement variability","score":0.4909999966621399},{"id":"https://openalex.org/keywords/task-activation","display_name":"task activation","score":0.37700000405311584}],"concepts":[{"id":"https://openalex.org/C2778010927","wikidata":"https://www.wikidata.org/wiki/Q5519406","display_name":"Galvanic vestibular stimulation","level":3,"score":0.6840999722480774},{"id":"https://openalex.org/C2780451532","wikidata":"https://www.wikidata.org/wiki/Q759676","display_name":"Task (project management)","level":2,"score":0.5866000056266785},{"id":"https://openalex.org/C15744967","wikidata":"https://www.wikidata.org/wiki/Q9418","display_name":"Psychology","level":0,"score":0.5252000093460083},{"id":"https://openalex.org/C99508421","wikidata":"https://www.wikidata.org/wiki/Q2678675","display_name":"Physical medicine and rehabilitation","level":1,"score":0.46869999170303345},{"id":"https://openalex.org/C169760540","wikidata":"https://www.wikidata.org/wiki/Q207011","display_name":"Neuroscience","level":1,"score":0.4374000132083893},{"id":"https://openalex.org/C2780791683","wikidata":"https://www.wikidata.org/wiki/Q846785","display_name":"Action (physics)","level":2,"score":0.4300999939441681},{"id":"https://openalex.org/C2779134260","wikidata":"https://www.wikidata.org/wiki/Q12136","display_name":"Disease","level":2,"score":0.40070000290870667},{"id":"https://openalex.org/C3018987647","wikidata":"https://www.wikidata.org/wiki/Q3221083","display_name":"Motor symptoms","level":4,"score":0.3772999942302704},{"id":"https://openalex.org/C180747234","wikidata":"https://www.wikidata.org/wiki/Q23373","display_name":"Cognitive psychology","level":1,"score":0.3612000048160553},{"id":"https://openalex.org/C2984127161","wikidata":"https://www.wikidata.org/wiki/Q969316","display_name":"Neural activity","level":2,"score":0.34880000352859497},{"id":"https://openalex.org/C548259974","wikidata":"https://www.wikidata.org/wiki/Q569965","display_name":"Audiology","level":1,"score":0.3402999937534332},{"id":"https://openalex.org/C137813230","wikidata":"https://www.wikidata.org/wiki/Q2996165","display_name":"Motor control","level":2,"score":0.322299987077713},{"id":"https://openalex.org/C118403218","wikidata":"https://www.wikidata.org/wiki/Q43283","display_name":"Biological neural network","level":2,"score":0.31220000982284546},{"id":"https://openalex.org/C2985495968","wikidata":"https://www.wikidata.org/wiki/Q422453","display_name":"Motor activity","level":2,"score":0.311599999666214},{"id":"https://openalex.org/C50644808","wikidata":"https://www.wikidata.org/wiki/Q192776","display_name":"Artificial neural network","level":2,"score":0.3089999854564667},{"id":"https://openalex.org/C2778542668","wikidata":"https://www.wikidata.org/wiki/Q618076","display_name":"Deep brain stimulation","level":4,"score":0.3043000102043152},{"id":"https://openalex.org/C156465305","wikidata":"https://www.wikidata.org/wiki/Q1658601","display_name":"Subthreshold conduction","level":4,"score":0.29179999232292175},{"id":"https://openalex.org/C2780196419","wikidata":"https://www.wikidata.org/wiki/Q1762173","display_name":"Nerve net","level":2,"score":0.2838999927043915},{"id":"https://openalex.org/C176777502","wikidata":"https://www.wikidata.org/wiki/Q4774623","display_name":"Anticipation (artificial intelligence)","level":2,"score":0.2833000123500824},{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.2815000116825104},{"id":"https://openalex.org/C2779734285","wikidata":"https://www.wikidata.org/wiki/Q11085","display_name":"Parkinson's disease","level":3,"score":0.2809999883174896},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.26899999380111694},{"id":"https://openalex.org/C2780576329","wikidata":"https://www.wikidata.org/wiki/Q39045793","display_name":"Motor planning","level":2,"score":0.26600000262260437},{"id":"https://openalex.org/C137183658","wikidata":"https://www.wikidata.org/wiki/Q461076","display_name":"Dopaminergic","level":3,"score":0.2639999985694885},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.2572000026702881},{"id":"https://openalex.org/C54170458","wikidata":"https://www.wikidata.org/wiki/Q663554","display_name":"Voxel","level":2,"score":0.25279998779296875}],"mesh":[],"locations_count":2,"locations":[{"id":"pmh:oai:circle.library.ubc.ca:2429/95169","doi":null,"is_oa":true,"landing_page_url":"http://hdl.handle.net/2429/95169","pdf_url":null,"source":{"id":"https://openalex.org/S4377196297","display_name":"cIRcle (University of British Columbia)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I141945490","host_organization_name":"University of British Columbia","host_organization_lineage":["https://openalex.org/I141945490"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by-nc-nd","license_id":"https://openalex.org/licenses/cc-by-nc-nd","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"Thesis/Dissertation"},{"id":"doi:10.14288/1.0455521","doi":"https://doi.org/10.14288/1.0455521","is_oa":true,"landing_page_url":"https://doi.org/10.14288/1.0455521","pdf_url":null,"source":{"id":"https://openalex.org/S7407053062","display_name":"Open Collections","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"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-journal"}],"best_oa_location":{"id":"pmh:oai:circle.library.ubc.ca:2429/95169","doi":null,"is_oa":true,"landing_page_url":"http://hdl.handle.net/2429/95169","pdf_url":null,"source":{"id":"https://openalex.org/S4377196297","display_name":"cIRcle (University of British Columbia)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I141945490","host_organization_name":"University of British Columbia","host_organization_lineage":["https://openalex.org/I141945490"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by-nc-nd","license_id":"https://openalex.org/licenses/cc-by-nc-nd","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"Thesis/Dissertation"},"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/3","display_name":"Good health and well-being","score":0.8048999905586243}],"sustainable_development_goals_aurora":[],"study_designs":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":0,"referenced_works":[],"related_works":[],"abstract_inverted_index":{"Motor":[0],"vigour":[1,59,198,214],"refers":[2],"to":[3,21,43,148,172,219],"the":[4,25,29,197,204,228,231,240,248,263],"speed":[5],"and":[6,14,45,121,137,160,192,221,230],"force":[7],"with":[8,111,203],"which":[9],"an":[10,71],"action":[11],"is":[12,41,86],"initiated":[13],"performed.":[15],"It":[16],"can":[17],"vary":[18],"from":[19,108],"trial":[20],"trial,":[22],"even":[23],"when":[24],"same":[26,30,232],"person":[27],"performs":[28],"action.":[31],"In":[32,251],"Parkinson\u2019s":[33],"disease":[34],"(PD),":[35],"dopaminergic":[36],"loss":[37],"in":[38,119,247],"basal-ganglia":[39],"circuits":[40],"related":[42,171],"bradykinesia":[44],"less":[46,177],"consistent":[47],"motor":[48,58],"output.":[49],"PD":[50,112],"therefore":[51],"provides":[52],"a":[53,78,115,140,150],"useful":[54],"model":[55],"for":[56],"studying":[57],"variability.":[60],"However,":[61],"behavioural":[62,173,258],"measures":[63],"alone":[64],"cannot":[65],"show":[66],"whether":[67,77],"this":[68,101,168],"variability":[69,259],"reflects":[70],"unstable":[72],"neural":[73,97],"vigour-related":[74,264],"command,":[75],"or":[76],"more":[79],"stable":[80,161],"command":[81],"becomes":[82],"variable":[83],"as":[84,211],"it":[85],"translated":[87],"into":[88,139],"movement.":[89,267],"Testing":[90],"these":[91,253],"possibilities":[92],"requires":[93],"measurement":[94],"of":[95,167],"trial-wise":[96],"activity.":[98],"To":[99],"address":[100],"question,":[102],"we":[103],"analysed":[104],"single-trial":[105],"fMRI":[106],"data":[107],"$18$":[109],"participants":[110],"who":[113],"performed":[114],"ballistic":[116],"hand-squeeze":[117],"task":[118],"OFF-":[120],"ON-medication":[122],"sessions":[123],"during":[124],"subthreshold":[125],"galvanic":[126],"vestibular":[127],"stimulation":[128],"(GVS).":[129],"Trial-wise":[130],"BOLD":[131],"responses":[132],"were":[133],"estimated":[134],"using":[135],"GLMsingle":[136],"entered":[138],"constrained":[141],"optimisation":[142],"framework.":[143],"This":[144],"framework":[145],"was":[146,154,170,216],"designed":[147],"identify":[149],"\"vigour":[151],"network\"":[152],"that":[153,235,256],"task-engaged,":[155],"behaviourally":[156],"linked,":[157],"spatially":[158],"coherent,":[159],"across":[162,178],"consecutive":[163,179],"trials.":[164],"The":[165,183,213],"activity":[166],"network":[169,184,199,215,265],"vigour,":[174],"but":[175],"varied":[176],"trials":[180],"than":[181],"behaviour.":[182],"included":[185],"motor,":[186],"striatal,":[187],"cerebellar,":[188],"thalamic,":[189],"parietal,":[190],"temporal-limbic,":[191],"orbitofrontal":[193],"regions.":[194],"Somewhat":[195],"surprisingly,":[196],"showed":[200],"limited":[201],"overlap":[202],"conventional":[205],"task-activation":[206],"map,":[207],"i.e.,":[208],"voxels":[209],"defined":[210],"task-activated.":[212],"also":[217,238],"sensitive":[218],"medication":[220,223],"GVS:":[222],"increased":[224],"local":[225],"connectivity":[226],"within":[227],"network,":[229],"GVS":[233],"waveform":[234],"changed":[236],"behaviour":[237],"altered":[239],"vigour-network":[241],"projection":[242],"--":[243],"features":[244],"not":[245],"seen":[246],"task-related":[249],"network.":[250],"summary,":[252],"findings":[254],"suggest":[255],"some":[257],"may":[260],"arise":[261],"after":[262],"initiates":[266]},"counts_by_year":[],"updated_date":"2026-09-11T09:22:31.653822","created_date":"2026-08-29T00:00:00"}
