{"id":"https://openalex.org/W4379537752","doi":"https://doi.org/10.3390/s23115355","title":"Vision-Based Recognition of Human Motion Intent during Staircase Approaching","display_name":"Vision-Based Recognition of Human Motion Intent during Staircase Approaching","publication_year":2023,"publication_date":"2023-06-05","ids":{"openalex":"https://openalex.org/W4379537752","doi":"https://doi.org/10.3390/s23115355","pmid":"https://pubmed.ncbi.nlm.nih.gov/37300082","pmcid":"https://www.ncbi.nlm.nih.gov/pmc/articles/10256100"},"language":"en","primary_location":{"id":"doi:10.3390/s23115355","doi":"https://doi.org/10.3390/s23115355","is_oa":true,"landing_page_url":"https://doi.org/10.3390/s23115355","pdf_url":"https://www.mdpi.com/1424-8220/23/11/5355/pdf?version=1685974726","source":{"id":"https://openalex.org/S101949793","display_name":"Sensors","issn_l":"1424-8220","issn":["1424-8220"],"is_oa":true,"is_in_doaj":true,"is_core":true,"listed_in":["anvur-scientific","cwts-core","doaj","jufo-1","medline","norway-1","poland-100","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310310987","host_organization_name":"Multidisciplinary Digital Publishing Institute","host_organization_lineage":["https://openalex.org/P4310310987"],"host_organization_lineage_names":["Multidisciplinary Digital Publishing Institute"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Sensors","raw_type":"journal-article"},"volume":null,"type":"article","indexed_in":["crossref","doaj","pubmed"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://www.mdpi.com/1424-8220/23/11/5355/pdf?version=1685974726","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5016458973","display_name":"Md Rafi Islam","orcid":"https://orcid.org/0000-0002-2180-5006","observed_orcids":["https://orcid.org/0000-0002-2180-5006"]},"institutions":[{"id":"https://openalex.org/I17301866","display_name":"University of Alabama","ror":"https://ror.org/03xrrjk67","country_code":"US","type":"education","lineage":["https://openalex.org/I17301866"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Md Rafi Islam","raw_affiliation_strings":["Department of Electrical and Computer Engineering, The University of Alabama, Tuscaloosa, AL 35487, USA"],"raw_orcid":"https://orcid.org/0000-0002-2180-5006","affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Engineering, The University of Alabama, Tuscaloosa, AL 35487, USA","institution_ids":["https://openalex.org/I17301866"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5060359157","display_name":"Md Rejwanul Haque","orcid":"https://orcid.org/0000-0002-5212-8538","observed_orcids":["https://orcid.org/0000-0002-5212-8538"]},"institutions":[{"id":"https://openalex.org/I17301866","display_name":"University of Alabama","ror":"https://ror.org/03xrrjk67","country_code":"US","type":"education","lineage":["https://openalex.org/I17301866"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Md Rejwanul Haque","raw_affiliation_strings":["Department of Mechanical Engineering, The University of Alabama, Tuscaloosa, AL 35487, USA"],"raw_orcid":"https://orcid.org/0000-0002-5212-8538","affiliations":[{"raw_affiliation_string":"Department of Mechanical Engineering, The University of Alabama, Tuscaloosa, AL 35487, USA","institution_ids":["https://openalex.org/I17301866"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5037790753","display_name":"Masudul H. Imtiaz","orcid":"https://orcid.org/0000-0001-5528-482X","observed_orcids":["https://orcid.org/0000-0001-5528-482X"]},"institutions":[{"id":"https://openalex.org/I16944753","display_name":"Clarkson University","ror":"https://ror.org/03rwgpn18","country_code":"US","type":"education","lineage":["https://openalex.org/I16944753"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Masudul H. Imtiaz","raw_affiliation_strings":["Department of Electrical and Computer Engineering, Clarkson University, Potsdam, NY 13699, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Engineering, Clarkson University, Potsdam, NY 13699, USA","institution_ids":["https://openalex.org/I16944753"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101636783","display_name":"Xiangrong Shen","orcid":"https://orcid.org/0000-0001-8984-3861","observed_orcids":["https://orcid.org/0000-0001-8984-3861"]},"institutions":[{"id":"https://openalex.org/I17301866","display_name":"University of Alabama","ror":"https://ror.org/03xrrjk67","country_code":"US","type":"education","lineage":["https://openalex.org/I17301866"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Xiangrong Shen","raw_affiliation_strings":["Department of Mechanical Engineering, The University of Alabama, Tuscaloosa, AL 35487, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Mechanical Engineering, The University of Alabama, Tuscaloosa, AL 35487, USA","institution_ids":["https://openalex.org/I17301866"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5054782515","display_name":"Edward E. Sazonov","orcid":"https://orcid.org/0000-0001-7792-4234","observed_orcids":["https://orcid.org/0000-0001-7792-4234"]},"institutions":[{"id":"https://openalex.org/I17301866","display_name":"University of Alabama","ror":"https://ror.org/03xrrjk67","country_code":"US","type":"education","lineage":["https://openalex.org/I17301866"]}],"countries":["US"],"is_corresponding":true,"raw_author_name":"Edward Sazonov","raw_affiliation_strings":["Department of Electrical and Computer Engineering, The University of Alabama, Tuscaloosa, AL 35487, USA"],"raw_orcid":"https://orcid.org/0000-0001-7792-4234","affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Engineering, The University of Alabama, Tuscaloosa, AL 35487, USA","institution_ids":["https://openalex.org/I17301866"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5054782515"],"corresponding_institution_ids":["https://openalex.org/I17301866"],"apc_list":{"value":2400,"currency":"CHF","value_usd":2669},"apc_paid":{"value":2400,"currency":"CHF","value_usd":2669},"fwci":0.5513,"has_fulltext":true,"cited_by_count":7,"citation_normalized_percentile":{"value":0.54631522,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":97},"biblio":{"volume":"23","issue":"11","first_page":"5355","last_page":"5355"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11023","display_name":"Prosthetics and Rehabilitation Robotics","score":0.7675999999046326,"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"}},"topics":[{"id":"https://openalex.org/T11023","display_name":"Prosthetics and Rehabilitation Robotics","score":0.7675999999046326,"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"}},{"id":"https://openalex.org/T10036","display_name":"Advanced Neural Network Applications","score":0.03929999843239784,"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/T12207","display_name":"Assistive Technology in Communication and Mobility","score":0.03790000081062317,"subfield":{"id":"https://openalex.org/subfields/3609","display_name":"Occupational Therapy"},"field":{"id":"https://openalex.org/fields/36","display_name":"Health Professions"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/stair-climbing","display_name":"stair climbing","score":0.5669999718666077},{"id":"https://openalex.org/keywords/assistive-robots","display_name":"assistive robots","score":0.6240000128746033},{"id":"https://openalex.org/keywords/lower-limb-prostheses","display_name":"lower limb prosthesis","score":0.9549999833106995},{"id":"https://openalex.org/keywords/egocentric-vision","display_name":"egocentric vision","score":0.871999979019165},{"id":"https://openalex.org/keywords/head-mounted-camera","display_name":"head-mounted camera","score":0.9580000042915344},{"id":"https://openalex.org/keywords/adaboost-classifier","display_name":"AdaBoost classifier","score":0.8289999961853027},{"id":"https://openalex.org/keywords/gradient-boosting","display_name":"gradient boosting","score":0.8199999928474426}],"concepts":[{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.6852751970291138},{"id":"https://openalex.org/C2777295749","wikidata":"https://www.wikidata.org/wiki/Q12511","display_name":"Stairs","level":2,"score":0.6668670177459717},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.6219093799591064},{"id":"https://openalex.org/C2776319952","wikidata":"https://www.wikidata.org/wiki/Q2451755","display_name":"Stair climbing","level":2,"score":0.5881392359733582},{"id":"https://openalex.org/C90509273","wikidata":"https://www.wikidata.org/wiki/Q11012","display_name":"Robot","level":2,"score":0.577624499797821},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5668928027153015},{"id":"https://openalex.org/C104114177","wikidata":"https://www.wikidata.org/wiki/Q79782","display_name":"Motion (physics)","level":2,"score":0.54117751121521},{"id":"https://openalex.org/C141404830","wikidata":"https://www.wikidata.org/wiki/Q2823869","display_name":"AdaBoost","level":3,"score":0.5278342366218567},{"id":"https://openalex.org/C95623464","wikidata":"https://www.wikidata.org/wiki/Q1096149","display_name":"Classifier (UML)","level":2,"score":0.5033051371574402},{"id":"https://openalex.org/C2780451532","wikidata":"https://www.wikidata.org/wiki/Q759676","display_name":"Task (project management)","level":2,"score":0.48057985305786133},{"id":"https://openalex.org/C34413123","wikidata":"https://www.wikidata.org/wiki/Q170978","display_name":"Robotics","level":3,"score":0.4193611443042755},{"id":"https://openalex.org/C107457646","wikidata":"https://www.wikidata.org/wiki/Q207434","display_name":"Human\u2013computer interaction","level":1,"score":0.3822038173675537},{"id":"https://openalex.org/C44154836","wikidata":"https://www.wikidata.org/wiki/Q45045","display_name":"Simulation","level":1,"score":0.34627875685691833},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.2731597423553467},{"id":"https://openalex.org/C99508421","wikidata":"https://www.wikidata.org/wiki/Q2678675","display_name":"Physical medicine and rehabilitation","level":1,"score":0.1873316466808319},{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.0},{"id":"https://openalex.org/C201995342","wikidata":"https://www.wikidata.org/wiki/Q682496","display_name":"Systems engineering","level":1,"score":0.0},{"id":"https://openalex.org/C147176958","wikidata":"https://www.wikidata.org/wiki/Q77590","display_name":"Civil engineering","level":1,"score":0.0}],"mesh":[{"descriptor_ui":"D006801","descriptor_name":"Humans","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D012371","descriptor_name":"Robotics","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D016138","descriptor_name":"Walking","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D033182","descriptor_name":"Intention","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true}],"locations_count":4,"locations":[{"id":"doi:10.3390/s23115355","doi":"https://doi.org/10.3390/s23115355","is_oa":true,"landing_page_url":"https://doi.org/10.3390/s23115355","pdf_url":"https://www.mdpi.com/1424-8220/23/11/5355/pdf?version=1685974726","source":{"id":"https://openalex.org/S101949793","display_name":"Sensors","issn_l":"1424-8220","issn":["1424-8220"],"is_oa":true,"is_in_doaj":true,"is_core":true,"listed_in":["anvur-scientific","cwts-core","doaj","jufo-1","medline","norway-1","poland-100","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310310987","host_organization_name":"Multidisciplinary Digital Publishing Institute","host_organization_lineage":["https://openalex.org/P4310310987"],"host_organization_lineage_names":["Multidisciplinary Digital Publishing Institute"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Sensors","raw_type":"journal-article"},{"id":"pmh:oai:pubmedcentral.nih.gov:10256100","doi":null,"is_oa":true,"landing_page_url":"https://www.ncbi.nlm.nih.gov/pmc/articles/10256100","pdf_url":"https://pmc.ncbi.nlm.nih.gov/articles/PMC10256100/pdf/sensors-23-05355.pdf","source":{"id":"https://openalex.org/S2764455111","display_name":"PubMed Central","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I1299303238","host_organization_name":"National Institutes of Health","host_organization_lineage":["https://openalex.org/I1299303238"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Sensors (Basel)","raw_type":"Text"},{"id":"pmid:37300082","doi":null,"is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/37300082","pdf_url":null,"source":{"id":"https://openalex.org/S4306525036","display_name":"PubMed","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I1299303238","host_organization_name":"National Institutes of Health","host_organization_lineage":["https://openalex.org/I1299303238"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Sensors (Basel, Switzerland)","raw_type":"Journal Article"},{"id":"pmh:oai:doaj.org/article:f3479c6cba9241dcb1941f27ec8e523c","doi":null,"is_oa":true,"landing_page_url":"https://doaj.org/article/f3479c6cba9241dcb1941f27ec8e523c","pdf_url":null,"source":{"id":"https://openalex.org/S4306401280","display_name":"DOAJ (DOAJ: Directory of Open Access Journals)","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":"cc-by-sa","license_id":"https://openalex.org/licenses/cc-by-sa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Sensors, Vol 23, Iss 11, p 5355 (2023)","raw_type":"article"}],"best_oa_location":{"id":"doi:10.3390/s23115355","doi":"https://doi.org/10.3390/s23115355","is_oa":true,"landing_page_url":"https://doi.org/10.3390/s23115355","pdf_url":"https://www.mdpi.com/1424-8220/23/11/5355/pdf?version=1685974726","source":{"id":"https://openalex.org/S101949793","display_name":"Sensors","issn_l":"1424-8220","issn":["1424-8220"],"is_oa":true,"is_in_doaj":true,"is_core":true,"listed_in":["anvur-scientific","cwts-core","doaj","jufo-1","medline","norway-1","poland-100","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310310987","host_organization_name":"Multidisciplinary Digital Publishing Institute","host_organization_lineage":["https://openalex.org/P4310310987"],"host_organization_lineage_names":["Multidisciplinary Digital Publishing Institute"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Sensors","raw_type":"journal-article"},"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/3","score":0.4000000059604645,"display_name":"Good health and well-being"}],"study_designs":[],"awards":[{"id":"https://openalex.org/G2638097248","display_name":"NRI: INT: COLLAB: Accelerating Large-Scale Adoption of Robotic Lower-Limb Prostheses through Personalized Prosthesis Controller Adaptation","funder_award_id":"1734501","funder_id":"https://openalex.org/F4320306076","funder_display_name":"National Science Foundation"}],"funders":[{"id":"https://openalex.org/F4320306076","display_name":"National Science Foundation","ror":"https://ror.org/021nxhr62"}],"has_content":{"grobid_xml":true,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W4379537752.pdf","grobid_xml":"https://content.openalex.org/works/W4379537752.grobid-xml"},"referenced_works_count":36,"referenced_works":["https://openalex.org/W1483870316","https://openalex.org/W1967516228","https://openalex.org/W1999435258","https://openalex.org/W2066160569","https://openalex.org/W2066458332","https://openalex.org/W2077450748","https://openalex.org/W2077718196","https://openalex.org/W2078457597","https://openalex.org/W2088794999","https://openalex.org/W2096846113","https://openalex.org/W2106951868","https://openalex.org/W2142114107","https://openalex.org/W2144910137","https://openalex.org/W2154553161","https://openalex.org/W2160751466","https://openalex.org/W2171125032","https://openalex.org/W2343715419","https://openalex.org/W2559852960","https://openalex.org/W2565859548","https://openalex.org/W2675669017","https://openalex.org/W2753528279","https://openalex.org/W2769333756","https://openalex.org/W2805546547","https://openalex.org/W2891935237","https://openalex.org/W2913483530","https://openalex.org/W2945765801","https://openalex.org/W2962752334","https://openalex.org/W2965569660","https://openalex.org/W2987602118","https://openalex.org/W3027258250","https://openalex.org/W3034502295","https://openalex.org/W3108366157","https://openalex.org/W4239312475","https://openalex.org/W4285102574","https://openalex.org/W4324125460","https://openalex.org/W4372210895"],"related_works":["https://openalex.org/W2155139464","https://openalex.org/W4391846242","https://openalex.org/W6903944513","https://openalex.org/W1643952189","https://openalex.org/W7220149133","https://openalex.org/W1568584196","https://openalex.org/W4390278226","https://openalex.org/W2218056858","https://openalex.org/W4402981077","https://openalex.org/W2136713012"],"abstract_inverted_index":{"Walking":[0],"in":[1,153,157],"real-world":[2,158],"environments":[3],"involves":[4],"constant":[5],"decision-making,":[6],"e.g.,":[7],"when":[8,64],"approaching":[9,65],"a":[10,54,66,85,91],"staircase,":[11],"an":[12,38,60,100,154],"individual":[13],"decides":[14],"whether":[15],"to":[16,45,58,76,96,109,127,144],"engage":[17],"(climbing":[18],"the":[19,24,46,69,81,88,111,118,137,149],"stairs)":[20],"or":[21,116],"avoid.":[22],"For":[23],"control":[25],"of":[26,48,72,114],"assistive":[27,155],"robots":[28],"(e.g.,":[29],"robotic":[30],"lower-limb":[31],"prostheses),":[32],"recognizing":[33],"such":[34],"motion":[35,62,73],"intent":[36,63],"is":[37,142],"important":[39],"but":[40],"challenging":[41],"task,":[42],"primarily":[43],"due":[44],"lack":[47],"available":[49],"information.":[50],"This":[51,121],"paper":[52],"presents":[53],"novel":[55,122],"vision-based":[56],"method":[57,123],"recognize":[59,110],"individual's":[61,112],"staircase":[67],"before":[68,136],"potential":[70,138],"transition":[71,152],"mode":[74,139,151],"(walking":[75],"stair":[77],"climbing)":[78],"occurs.":[79],"Leveraging":[80],"egocentric":[82],"images":[83],"from":[84],"head-mounted":[86],"camera,":[87],"authors":[89],"trained":[90],"YOLOv5":[92],"object":[93],"detection":[94],"model":[95],"detect":[97],"staircases.":[98],"Subsequently,":[99],"AdaBoost":[101],"and":[102],"gradient":[103],"boost":[104],"(GB)":[105],"classifier":[106],"was":[107],"developed":[108],"intention":[113],"engaging":[115],"avoiding":[117],"upcoming":[119],"stairway.":[120],"has":[124],"been":[125],"demonstrated":[126],"provide":[128,145],"reliable":[129],"(97.69%)":[130],"recognition":[131],"at":[132],"least":[133],"2":[134],"steps":[135],"transition,":[140],"which":[141],"expected":[143],"ample":[146],"time":[147],"for":[148],"controller":[150],"robot":[156],"use.":[159]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2025,"cited_by_count":3},{"year":2024,"cited_by_count":2},{"year":2023,"cited_by_count":1}],"updated_date":"2026-10-31T12:09:11.096373","created_date":"2023-06-07T00:00:00"}