{"id":"https://openalex.org/W2858183156","doi":"https://doi.org/10.1109/i2mtc.2018.8409570","title":"Spy walker: A convenient way to assess gait in walker assistive devices","display_name":"Spy walker: A convenient way to assess gait in walker assistive devices","publication_year":2018,"publication_date":"2018-05-01","ids":{"openalex":"https://openalex.org/W2858183156","doi":"https://doi.org/10.1109/i2mtc.2018.8409570","mag":"2858183156"},"language":"en","primary_location":{"id":"doi:10.1109/i2mtc.2018.8409570","is_oa":false,"landing_page_url":"https://doi.org/10.1109/i2mtc.2018.8409570","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2018 IEEE International Instrumentation and Measurement Technology Conference (I2MTC)","raw_type":"proceedings-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://ciencia.iscte-iul.pt/id/ci-pub-53600","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5017897629","display_name":"V\u00edtor V\u00edegas","orcid":"https://orcid.org/0000-0002-8929-1574"},"institutions":[{"id":"https://openalex.org/I4210102653","display_name":"Instituto Politecnico de Setubal","ror":"https://ror.org/01bvjz807","country_code":"PT","type":"education","lineage":["https://openalex.org/I4210102653"]}],"countries":["PT"],"is_corresponding":true,"raw_author_name":"Vitor Viegas","raw_affiliation_strings":["ESTSet\u00fabaI/IPS, Set\u00fabal, Portugal"],"affiliations":[{"raw_affiliation_string":"ESTSet\u00fabaI/IPS, Set\u00fabal, Portugal","institution_ids":["https://openalex.org/I4210102653"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5033037720","display_name":"J. M. Dias Pereira","orcid":"https://orcid.org/0000-0002-0183-132X"},"institutions":[{"id":"https://openalex.org/I4210102653","display_name":"Instituto Politecnico de Setubal","ror":"https://ror.org/01bvjz807","country_code":"PT","type":"education","lineage":["https://openalex.org/I4210102653"]}],"countries":["PT"],"is_corresponding":false,"raw_author_name":"J. M. Dias Pereira","raw_affiliation_strings":["ESTSet\u00fabaI/IPS, Set\u00fabal, Portugal"],"affiliations":[{"raw_affiliation_string":"ESTSet\u00fabaI/IPS, Set\u00fabal, Portugal","institution_ids":["https://openalex.org/I4210102653"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5075764191","display_name":"Octavian Postolache","orcid":"https://orcid.org/0000-0001-5055-6347"},"institutions":[{"id":"https://openalex.org/I110026055","display_name":"Iscte \u2013 Instituto Universit\u00e1rio de Lisboa","ror":"https://ror.org/014837179","country_code":"PT","type":"education","lineage":["https://openalex.org/I110026055"]}],"countries":["PT"],"is_corresponding":false,"raw_author_name":"Octavian Postolache","raw_affiliation_strings":["ISCTE-IUL, Lisbon, Portugal"],"affiliations":[{"raw_affiliation_string":"ISCTE-IUL, Lisbon, Portugal","institution_ids":["https://openalex.org/I110026055"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5035367328","display_name":"Pedro Silva Gir\u00e3o","orcid":"https://orcid.org/0000-0002-3499-5320"},"institutions":[{"id":"https://openalex.org/I4210120471","display_name":"Instituto de Telecomunica\u00e7\u00f5es","ror":"https://ror.org/02ht4fk33","country_code":"PT","type":"nonprofit","lineage":["https://openalex.org/I4210120471"]}],"countries":["PT"],"is_corresponding":false,"raw_author_name":"Pedro Silva Girao","raw_affiliation_strings":["Instituto de Telecomunica\u00e7\u00f5es, Lisbon, Portugal"],"affiliations":[{"raw_affiliation_string":"Instituto de Telecomunica\u00e7\u00f5es, Lisbon, Portugal","institution_ids":["https://openalex.org/I4210120471"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5017897629"],"corresponding_institution_ids":["https://openalex.org/I4210102653"],"apc_list":null,"apc_paid":null,"fwci":0.1063,"has_fulltext":false,"cited_by_count":3,"citation_normalized_percentile":{"value":0.44385332,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":95},"biblio":{"volume":null,"issue":null,"first_page":"1","last_page":"6"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10444","display_name":"Context-Aware Activity Recognition Systems","score":0.9948999881744385,"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"}},"topics":[{"id":"https://openalex.org/T10444","display_name":"Context-Aware Activity Recognition Systems","score":0.9948999881744385,"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/T10326","display_name":"Indoor and Outdoor Localization Technologies","score":0.9939000010490417,"subfield":{"id":"https://openalex.org/subfields/2208","display_name":"Electrical and Electronic Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11196","display_name":"Non-Invasive Vital Sign Monitoring","score":0.9843999743461609,"subfield":{"id":"https://openalex.org/subfields/2204","display_name":"Biomedical 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/bluetooth","display_name":"Bluetooth","score":0.7045009136199951},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6701475977897644},{"id":"https://openalex.org/keywords/inertial-measurement-unit","display_name":"Inertial measurement unit","score":0.6226392984390259},{"id":"https://openalex.org/keywords/lift","display_name":"Lift (data mining)","score":0.5880197882652283},{"id":"https://openalex.org/keywords/gait","display_name":"Gait","score":0.49440860748291016},{"id":"https://openalex.org/keywords/units-of-measurement","display_name":"Units of measurement","score":0.4700528383255005},{"id":"https://openalex.org/keywords/measure","display_name":"Measure (data warehouse)","score":0.4545544385910034},{"id":"https://openalex.org/keywords/frame","display_name":"Frame (networking)","score":0.4509458541870117},{"id":"https://openalex.org/keywords/azimuth","display_name":"Azimuth","score":0.4475642740726471},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.43486157059669495},{"id":"https://openalex.org/keywords/accelerometer","display_name":"Accelerometer","score":0.43332284688949585},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.4317360520362854},{"id":"https://openalex.org/keywords/frame-rate","display_name":"Frame rate","score":0.42434048652648926},{"id":"https://openalex.org/keywords/simulation","display_name":"Simulation","score":0.3791981339454651},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.11959344148635864},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.08096417784690857},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.07689452171325684}],"concepts":[{"id":"https://openalex.org/C546215728","wikidata":"https://www.wikidata.org/wiki/Q39531","display_name":"Bluetooth","level":3,"score":0.7045009136199951},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6701475977897644},{"id":"https://openalex.org/C79061980","wikidata":"https://www.wikidata.org/wiki/Q941680","display_name":"Inertial measurement unit","level":2,"score":0.6226392984390259},{"id":"https://openalex.org/C139002025","wikidata":"https://www.wikidata.org/wiki/Q3001212","display_name":"Lift (data mining)","level":2,"score":0.5880197882652283},{"id":"https://openalex.org/C151800584","wikidata":"https://www.wikidata.org/wiki/Q2370000","display_name":"Gait","level":2,"score":0.49440860748291016},{"id":"https://openalex.org/C151233233","wikidata":"https://www.wikidata.org/wiki/Q47574","display_name":"Units of measurement","level":2,"score":0.4700528383255005},{"id":"https://openalex.org/C2780009758","wikidata":"https://www.wikidata.org/wiki/Q6804172","display_name":"Measure (data warehouse)","level":2,"score":0.4545544385910034},{"id":"https://openalex.org/C126042441","wikidata":"https://www.wikidata.org/wiki/Q1324888","display_name":"Frame (networking)","level":2,"score":0.4509458541870117},{"id":"https://openalex.org/C159737794","wikidata":"https://www.wikidata.org/wiki/Q124274","display_name":"Azimuth","level":2,"score":0.4475642740726471},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.43486157059669495},{"id":"https://openalex.org/C89805583","wikidata":"https://www.wikidata.org/wiki/Q192940","display_name":"Accelerometer","level":2,"score":0.43332284688949585},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.4317360520362854},{"id":"https://openalex.org/C3261483","wikidata":"https://www.wikidata.org/wiki/Q119565","display_name":"Frame rate","level":2,"score":0.42434048652648926},{"id":"https://openalex.org/C44154836","wikidata":"https://www.wikidata.org/wiki/Q45045","display_name":"Simulation","level":1,"score":0.3791981339454651},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.11959344148635864},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.08096417784690857},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.07689452171325684},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.0},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.0},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.0},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0},{"id":"https://openalex.org/C77088390","wikidata":"https://www.wikidata.org/wiki/Q8513","display_name":"Database","level":1,"score":0.0},{"id":"https://openalex.org/C42407357","wikidata":"https://www.wikidata.org/wiki/Q521","display_name":"Physiology","level":1,"score":0.0},{"id":"https://openalex.org/C124101348","wikidata":"https://www.wikidata.org/wiki/Q172491","display_name":"Data mining","level":1,"score":0.0}],"mesh":[],"locations_count":3,"locations":[{"id":"doi:10.1109/i2mtc.2018.8409570","is_oa":false,"landing_page_url":"https://doi.org/10.1109/i2mtc.2018.8409570","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2018 IEEE International Instrumentation and Measurement Technology Conference (I2MTC)","raw_type":"proceedings-article"},{"id":"pmh:oai:comum.rcaap.pt:10400.26/22968","is_oa":false,"landing_page_url":"http://hdl.handle.net/10400.26/22968","pdf_url":null,"source":{"id":"https://openalex.org/S4306401666","display_name":"Reposit\u00f3rio Comum (Reposit\u00f3rio Cient\u00edfico de Acesso Aberto de Portugal)","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":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"conference object"},{"id":"pmh:oai:repositorio.iscte-iul.pt:10071/16995","is_oa":true,"landing_page_url":"https://ciencia.iscte-iul.pt/id/ci-pub-53600","pdf_url":null,"source":{"id":"https://openalex.org/S4306402433","display_name":"Portuguese National Funding Agency for Science, Research and Technology (RCAAP Project by FCT)","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":"other-oa","license_id":"https://openalex.org/licenses/other-oa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"conference object"}],"best_oa_location":{"id":"pmh:oai:repositorio.iscte-iul.pt:10071/16995","is_oa":true,"landing_page_url":"https://ciencia.iscte-iul.pt/id/ci-pub-53600","pdf_url":null,"source":{"id":"https://openalex.org/S4306402433","display_name":"Portuguese National Funding Agency for Science, Research and Technology (RCAAP Project by FCT)","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":"other-oa","license_id":"https://openalex.org/licenses/other-oa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"conference object"},"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":12,"referenced_works":["https://openalex.org/W1586266108","https://openalex.org/W1824021067","https://openalex.org/W2048246194","https://openalex.org/W2079714397","https://openalex.org/W2093721900","https://openalex.org/W2104504288","https://openalex.org/W2126041106","https://openalex.org/W2160146756","https://openalex.org/W2185189005","https://openalex.org/W2329374984","https://openalex.org/W2734688950","https://openalex.org/W6686177137"],"related_works":["https://openalex.org/W1967422967","https://openalex.org/W2029881158","https://openalex.org/W3196140453","https://openalex.org/W3044242125","https://openalex.org/W2037990170","https://openalex.org/W3029358116","https://openalex.org/W4206790194","https://openalex.org/W2999148748","https://openalex.org/W2978426962","https://openalex.org/W2092597637"],"abstract_inverted_index":{"This":[0,130],"paper":[1],"presents":[2],"the":[3,43,47,53,57,96,127,141,145,149],"Spy":[4],"Wa\u00ecker,":[5],"a":[6,79,83,136],"measurement":[7,63],"system":[8,19,35],"intended":[9],"to":[10,41,51,65,82,138],"characterize":[11],"gait":[12],"in":[13,90],"walker":[14,27,58,128],"assistive":[15],"devices.":[16],"The":[17,34],"proposed":[18],"can":[20,132],"be":[21,133],"easily":[22],"integrated":[23],"into":[24],"any":[25,29],"commercial":[26],"without":[28],"loss":[30],"of":[31,38,46,101,106,115,126,144],"native":[32],"functionality.":[33],"makes":[36],"use":[37],"e-textile":[39],"electrodes":[40],"sense":[42,66],"heart":[44],"rate":[45],"user,":[48,146],"load":[49],"cells":[50],"measure":[52],"force":[54],"applied":[55],"on":[56],"legs,":[59],"and":[60,68,75,99,117,122,124,147],"an":[61],"inertial":[62],"unit":[64],"motion":[67],"orientation.":[69],"These":[70],"signals":[71],"are":[72,88],"sampled":[73],"locally":[74],"then":[76],"transferred":[77],"over":[78],"Bluetooth":[80],"link":[81],"remote":[84],"host":[85],"where":[86],"they":[87],"processed":[89],"real":[91],"time.":[92],"Data":[93],"processing":[94],"includes":[95],"detection,":[97],"classification":[98],"characterization":[100],"steps.":[102],"A":[103],"rich":[104],"set":[105],"parameters":[107],"is":[108],"presented":[109],"for":[110],"each":[111],"step,":[112],"including":[113],"estimates":[114],"unbalance":[116],"motor":[118],"incoordination,":[119],"travelled":[120],"distance":[121],"azimuth,":[123],"lift":[125],"frame.":[129],"information":[131],"used":[134],"by":[135],"physiotherapist":[137],"assess":[139],"objectively":[140],"physical":[142],"condition":[143],"tune":[148],"rehabilitation":[150],"therapy":[151],"if":[152],"needed.":[153]},"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2022,"cited_by_count":1},{"year":2018,"cited_by_count":1}],"updated_date":"2026-04-04T16:13:02.066488","created_date":"2025-10-10T00:00:00"}
