{"id":"https://openalex.org/W3016394463","doi":"https://doi.org/10.3390/computers9020031","title":"Design and Validation of a Minimal Complexity Algorithm for Stair Step Counting","display_name":"Design and Validation of a Minimal Complexity Algorithm for Stair Step Counting","publication_year":2020,"publication_date":"2020-04-16","ids":{"openalex":"https://openalex.org/W3016394463","doi":"https://doi.org/10.3390/computers9020031","mag":"3016394463"},"language":"en","primary_location":{"id":"doi:10.3390/computers9020031","is_oa":true,"landing_page_url":"https://doi.org/10.3390/computers9020031","pdf_url":"https://www.mdpi.com/2073-431X/9/2/31/pdf?version=1587037313","source":{"id":"https://openalex.org/S4210228075","display_name":"Computers","issn_l":"2073-431X","issn":["2073-431X"],"is_oa":true,"is_in_doaj":true,"is_core":true,"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":"Computers","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","doaj"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://www.mdpi.com/2073-431X/9/2/31/pdf?version=1587037313","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5088589071","display_name":"Davide Coluzzi","orcid":"https://orcid.org/0000-0002-8237-2443"},"institutions":[{"id":"https://openalex.org/I189158943","display_name":"University of Milan","ror":"https://ror.org/00wjc7c48","country_code":"IT","type":"education","lineage":["https://openalex.org/I189158943"]},{"id":"https://openalex.org/I93860229","display_name":"Politecnico di Milano","ror":"https://ror.org/01nffqt88","country_code":"IT","type":"education","lineage":["https://openalex.org/I93860229"]}],"countries":["IT"],"is_corresponding":true,"raw_author_name":"Davide Coluzzi","raw_affiliation_strings":["Dipartimento di Elettronica, Informazione e Bioingegneria, Politecnico di Milano, via Golgi 39, 20133 Milan, Italy","Dipartimento di Informatica, Universit\u00e0 degli Studi di Milano, Via Giovanni Celoria 18, 20133 Milan, Italy"],"raw_orcid":"https://orcid.org/0000-0002-8237-2443","affiliations":[{"raw_affiliation_string":"Dipartimento di Elettronica, Informazione e Bioingegneria, Politecnico di Milano, via Golgi 39, 20133 Milan, Italy","institution_ids":["https://openalex.org/I93860229"]},{"raw_affiliation_string":"Dipartimento di Informatica, Universit\u00e0 degli Studi di Milano, Via Giovanni Celoria 18, 20133 Milan, Italy","institution_ids":["https://openalex.org/I189158943"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5054009456","display_name":"Massimo W. Rivolta","orcid":"https://orcid.org/0000-0002-8553-2414"},"institutions":[{"id":"https://openalex.org/I189158943","display_name":"University of Milan","ror":"https://ror.org/00wjc7c48","country_code":"IT","type":"education","lineage":["https://openalex.org/I189158943"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"Massimo W. Rivolta","raw_affiliation_strings":["Dipartimento di Informatica, Universit\u00e0 degli Studi di Milano, Via Giovanni Celoria 18, 20133 Milan, Italy"],"raw_orcid":"https://orcid.org/0000-0002-8553-2414","affiliations":[{"raw_affiliation_string":"Dipartimento di Informatica, Universit\u00e0 degli Studi di Milano, Via Giovanni Celoria 18, 20133 Milan, Italy","institution_ids":["https://openalex.org/I189158943"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5084807514","display_name":"Alfonso Mastropietro","orcid":"https://orcid.org/0000-0003-3358-7111"},"institutions":[{"id":"https://openalex.org/I4210154278","display_name":"Institute of Biomedical Technologies","ror":"https://ror.org/04ehykb85","country_code":"IT","type":"facility","lineage":["https://openalex.org/I4210154278","https://openalex.org/I4210155236"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"Alfonso Mastropietro","raw_affiliation_strings":["Istituto di Tecnologie Biomediche, Consiglio Nazionale delle Ricerche, via Fratelli Cervi 93, 20090 Segrate (MI), Italy"],"raw_orcid":"https://orcid.org/0000-0003-3358-7111","affiliations":[{"raw_affiliation_string":"Istituto di Tecnologie Biomediche, Consiglio Nazionale delle Ricerche, via Fratelli Cervi 93, 20090 Segrate (MI), Italy","institution_ids":["https://openalex.org/I4210154278"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5078215355","display_name":"Simone Porcelli","orcid":"https://orcid.org/0000-0002-9494-0858"},"institutions":[{"id":"https://openalex.org/I25217355","display_name":"University of Pavia","ror":"https://ror.org/00s6t1f81","country_code":"IT","type":"education","lineage":["https://openalex.org/I25217355"]},{"id":"https://openalex.org/I4210154278","display_name":"Institute of Biomedical Technologies","ror":"https://ror.org/04ehykb85","country_code":"IT","type":"facility","lineage":["https://openalex.org/I4210154278","https://openalex.org/I4210155236"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"Simone Porcelli","raw_affiliation_strings":["Dipartimento di Medicina Molecolare, Universit\u00e0 degli Studi di Pavia, Via Forlanini 14, 27100 Pavia, Italy","Istituto di Tecnologie Biomediche, Consiglio Nazionale delle Ricerche, via Fratelli Cervi 93, 20090 Segrate (MI), Italy"],"raw_orcid":"https://orcid.org/0000-0002-9494-0858","affiliations":[{"raw_affiliation_string":"Dipartimento di Medicina Molecolare, Universit\u00e0 degli Studi di Pavia, Via Forlanini 14, 27100 Pavia, Italy","institution_ids":["https://openalex.org/I25217355"]},{"raw_affiliation_string":"Istituto di Tecnologie Biomediche, Consiglio Nazionale delle Ricerche, via Fratelli Cervi 93, 20090 Segrate (MI), Italy","institution_ids":["https://openalex.org/I4210154278"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5082885529","display_name":"Marco Mauri","orcid":"https://orcid.org/0000-0002-3996-1904"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Marco L. Mauri","raw_affiliation_strings":["Flex Design srl, Via Ernesto Breda 176, 20126 Milan, Italy"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Flex Design srl, Via Ernesto Breda 176, 20126 Milan, Italy","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5050908402","display_name":"Marta T. L. Civiello","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Marta T. L. Civiello","raw_affiliation_strings":["Flex Design srl, Via Ernesto Breda 176, 20126 Milan, Italy"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Flex Design srl, Via Ernesto Breda 176, 20126 Milan, Italy","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5010351116","display_name":"Enrico Denna","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Enrico Denna","raw_affiliation_strings":["Flex Design srl, Via Ernesto Breda 176, 20126 Milan, Italy"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Flex Design srl, Via Ernesto Breda 176, 20126 Milan, Italy","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5074998862","display_name":"Giovanna Rizzo","orcid":"https://orcid.org/0000-0002-6341-1304"},"institutions":[{"id":"https://openalex.org/I4210154278","display_name":"Institute of Biomedical Technologies","ror":"https://ror.org/04ehykb85","country_code":"IT","type":"facility","lineage":["https://openalex.org/I4210154278","https://openalex.org/I4210155236"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"Giovanna Rizzo","raw_affiliation_strings":["Istituto di Tecnologie Biomediche, Consiglio Nazionale delle Ricerche, via Fratelli Cervi 93, 20090 Segrate (MI), Italy"],"raw_orcid":"https://orcid.org/0000-0002-6341-1304","affiliations":[{"raw_affiliation_string":"Istituto di Tecnologie Biomediche, Consiglio Nazionale delle Ricerche, via Fratelli Cervi 93, 20090 Segrate (MI), Italy","institution_ids":["https://openalex.org/I4210154278"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5039803457","display_name":"Roberto Sassi","orcid":"https://orcid.org/0000-0001-9729-2641"},"institutions":[{"id":"https://openalex.org/I189158943","display_name":"University of Milan","ror":"https://ror.org/00wjc7c48","country_code":"IT","type":"education","lineage":["https://openalex.org/I189158943"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"Roberto Sassi","raw_affiliation_strings":["Dipartimento di Informatica, Universit\u00e0 degli Studi di Milano, Via Giovanni Celoria 18, 20133 Milan, Italy"],"raw_orcid":"https://orcid.org/0000-0001-9729-2641","affiliations":[{"raw_affiliation_string":"Dipartimento di Informatica, Universit\u00e0 degli Studi di Milano, Via Giovanni Celoria 18, 20133 Milan, Italy","institution_ids":["https://openalex.org/I189158943"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5088589071"],"corresponding_institution_ids":["https://openalex.org/I189158943","https://openalex.org/I93860229"],"apc_list":{"value":1600,"currency":"CHF","value_usd":1732},"apc_paid":{"value":1600,"currency":"CHF","value_usd":1732},"fwci":0.2875,"has_fulltext":false,"cited_by_count":3,"citation_normalized_percentile":{"value":0.54138725,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":96,"max":97},"biblio":{"volume":"9","issue":"2","first_page":"31","last_page":"31"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10444","display_name":"Context-Aware Activity Recognition Systems","score":0.9998000264167786,"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":0.9998000264167786,"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/T10114","display_name":"Balance, Gait, and Falls Prevention","score":0.975600004196167,"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/T10812","display_name":"Human Pose and Action Recognition","score":0.963100016117096,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/accelerometer","display_name":"Accelerometer","score":0.8407684564590454},{"id":"https://openalex.org/keywords/stair-climbing","display_name":"Stair climbing","score":0.7985814809799194},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.6746511459350586},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6293021440505981},{"id":"https://openalex.org/keywords/stairs","display_name":"Stairs","score":0.628538966178894},{"id":"https://openalex.org/keywords/barometer","display_name":"Barometer","score":0.5987327098846436},{"id":"https://openalex.org/keywords/step-detection","display_name":"Step detection","score":0.569010853767395},{"id":"https://openalex.org/keywords/wearable-computer","display_name":"Wearable computer","score":0.5239834189414978},{"id":"https://openalex.org/keywords/wearable-technology","display_name":"Wearable technology","score":0.46776196360588074},{"id":"https://openalex.org/keywords/smartwatch","display_name":"Smartwatch","score":0.43679776787757874},{"id":"https://openalex.org/keywords/memory-footprint","display_name":"Memory footprint","score":0.4147164225578308},{"id":"https://openalex.org/keywords/simulation","display_name":"Simulation","score":0.3402473032474518},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.3361784815788269},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.2012014389038086},{"id":"https://openalex.org/keywords/embedded-system","display_name":"Embedded system","score":0.17681896686553955},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.16592609882354736},{"id":"https://openalex.org/keywords/filter","display_name":"Filter (signal processing)","score":0.08202025294303894}],"concepts":[{"id":"https://openalex.org/C89805583","wikidata":"https://www.wikidata.org/wiki/Q192940","display_name":"Accelerometer","level":2,"score":0.8407684564590454},{"id":"https://openalex.org/C2776319952","wikidata":"https://www.wikidata.org/wiki/Q2451755","display_name":"Stair climbing","level":2,"score":0.7985814809799194},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.6746511459350586},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6293021440505981},{"id":"https://openalex.org/C2777295749","wikidata":"https://www.wikidata.org/wiki/Q12511","display_name":"Stairs","level":2,"score":0.628538966178894},{"id":"https://openalex.org/C107284991","wikidata":"https://www.wikidata.org/wiki/Q79757","display_name":"Barometer","level":2,"score":0.5987327098846436},{"id":"https://openalex.org/C293773","wikidata":"https://www.wikidata.org/wiki/Q7608015","display_name":"Step detection","level":3,"score":0.569010853767395},{"id":"https://openalex.org/C150594956","wikidata":"https://www.wikidata.org/wiki/Q1334829","display_name":"Wearable computer","level":2,"score":0.5239834189414978},{"id":"https://openalex.org/C54290928","wikidata":"https://www.wikidata.org/wiki/Q4845080","display_name":"Wearable technology","level":3,"score":0.46776196360588074},{"id":"https://openalex.org/C29794715","wikidata":"https://www.wikidata.org/wiki/Q5362345","display_name":"Smartwatch","level":3,"score":0.43679776787757874},{"id":"https://openalex.org/C74912251","wikidata":"https://www.wikidata.org/wiki/Q6815727","display_name":"Memory footprint","level":2,"score":0.4147164225578308},{"id":"https://openalex.org/C44154836","wikidata":"https://www.wikidata.org/wiki/Q45045","display_name":"Simulation","level":1,"score":0.3402473032474518},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.3361784815788269},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.2012014389038086},{"id":"https://openalex.org/C149635348","wikidata":"https://www.wikidata.org/wiki/Q193040","display_name":"Embedded system","level":1,"score":0.17681896686553955},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.16592609882354736},{"id":"https://openalex.org/C106131492","wikidata":"https://www.wikidata.org/wiki/Q3072260","display_name":"Filter (signal processing)","level":2,"score":0.08202025294303894},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"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/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","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},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.0},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.0}],"mesh":[],"locations_count":5,"locations":[{"id":"doi:10.3390/computers9020031","is_oa":true,"landing_page_url":"https://doi.org/10.3390/computers9020031","pdf_url":"https://www.mdpi.com/2073-431X/9/2/31/pdf?version=1587037313","source":{"id":"https://openalex.org/S4210228075","display_name":"Computers","issn_l":"2073-431X","issn":["2073-431X"],"is_oa":true,"is_in_doaj":true,"is_core":true,"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":"Computers","raw_type":"journal-article"},{"id":"pmh:oai:air.unimi.it:2434/729934","is_oa":true,"landing_page_url":"http://hdl.handle.net/2434/729934","pdf_url":null,"source":{"id":"https://openalex.org/S4306400516","display_name":"Archivio Istituzionale della Ricerca (Universita Degli Studi Di Milano)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I189158943","host_organization_name":"University of Milan","host_organization_lineage":["https://openalex.org/I189158943"],"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":"","raw_type":"info:eu-repo/semantics/article"},{"id":"pmh:oai:doaj.org/article:9332fa3e74d94cb78c425bb0146cb00d","is_oa":true,"landing_page_url":"https://doaj.org/article/9332fa3e74d94cb78c425bb0146cb00d","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,"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":"Computers, Vol 9, Iss 2, p 31 (2020)","raw_type":"article"},{"id":"pmh:oai:mdpi.com:/2073-431X/9/2/31/","is_oa":true,"landing_page_url":"http://doi.org/10.3390/computers9020031","pdf_url":null,"source":{"id":"https://openalex.org/S4306400947","display_name":"MDPI (MDPI AG)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I4210097602","host_organization_name":"Multidisciplinary Digital Publishing Institute (Switzerland)","host_organization_lineage":["https://openalex.org/I4210097602"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Computers","raw_type":"Text"},{"id":"pmh:oai:re.public.polimi.it:11311/1205547","is_oa":true,"landing_page_url":"https://www.mdpi.com/2073-431X/9/2/31","pdf_url":null,"source":{"id":"https://openalex.org/S4306400312","display_name":"Virtual Community of Pathological Anatomy (University of Castilla La Mancha)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I79189158","host_organization_name":"University of Castilla-La Mancha","host_organization_lineage":["https://openalex.org/I79189158"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"info:eu-repo/semantics/article"}],"best_oa_location":{"id":"doi:10.3390/computers9020031","is_oa":true,"landing_page_url":"https://doi.org/10.3390/computers9020031","pdf_url":"https://www.mdpi.com/2073-431X/9/2/31/pdf?version=1587037313","source":{"id":"https://openalex.org/S4210228075","display_name":"Computers","issn_l":"2073-431X","issn":["2073-431X"],"is_oa":true,"is_in_doaj":true,"is_core":true,"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":"Computers","raw_type":"journal-article"},"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G7746780090","display_name":null,"funder_award_id":"769643","funder_id":"https://openalex.org/F4320332999","funder_display_name":"Horizon 2020 Framework Programme"}],"funders":[{"id":"https://openalex.org/F4320332999","display_name":"Horizon 2020 Framework Programme","ror":"https://ror.org/00k4n6c32"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":37,"referenced_works":["https://openalex.org/W98188630","https://openalex.org/W1656031401","https://openalex.org/W1904110412","https://openalex.org/W1965166679","https://openalex.org/W1981911218","https://openalex.org/W1990912178","https://openalex.org/W2004893551","https://openalex.org/W2013582641","https://openalex.org/W2016149722","https://openalex.org/W2017634428","https://openalex.org/W2030594499","https://openalex.org/W2045255587","https://openalex.org/W2053353206","https://openalex.org/W2054780155","https://openalex.org/W2061043650","https://openalex.org/W2105153826","https://openalex.org/W2114665455","https://openalex.org/W2122102074","https://openalex.org/W2131368080","https://openalex.org/W2167271993","https://openalex.org/W2170085298","https://openalex.org/W2190553737","https://openalex.org/W2221465426","https://openalex.org/W2288461920","https://openalex.org/W2400772826","https://openalex.org/W2572125171","https://openalex.org/W2605800792","https://openalex.org/W2792126404","https://openalex.org/W2800412969","https://openalex.org/W2806792888","https://openalex.org/W2900888466","https://openalex.org/W2945467887","https://openalex.org/W2954227008","https://openalex.org/W2980777181","https://openalex.org/W6604091132","https://openalex.org/W6636929737","https://openalex.org/W6712835057"],"related_works":["https://openalex.org/W1997752975","https://openalex.org/W2596141173","https://openalex.org/W2000598878","https://openalex.org/W2393486494","https://openalex.org/W1991898702","https://openalex.org/W4235505747","https://openalex.org/W3118646399","https://openalex.org/W2895810011","https://openalex.org/W3016394463","https://openalex.org/W3153504978"],"abstract_inverted_index":{"Wearable":[0],"sensors":[1],"play":[2],"a":[3,57,63,67,92,158,172,177],"significant":[4],"role":[5],"for":[6,113],"monitoring":[7],"the":[8,12,22,29,72,97,114,128,130,137,150,166],"functional":[9],"ability":[10],"of":[11,21,31,46,62,74,140,180],"elderly":[13],"and":[14,48,66,87,162],"in":[15,171],"general,":[16],"promoting":[17],"active":[18],"ageing.":[19],"One":[20],"relevant":[23],"variables":[24],"to":[25,70],"be":[26],"tracked":[27],"is":[28,40],"number":[30,73],"stair":[32,35,50,75],"steps":[33,76],"(single":[34],"steps)":[36],"performed":[37,77],"daily,":[38],"which":[39,126],"more":[41],"challenging":[42],"than":[43],"counting":[44,145],"flight":[45],"stairs":[47],"detecting":[49],"climbing.":[51],"In":[52],"this":[53],"study,":[54],"we":[55],"proposed":[56],"minimal":[58],"complexity":[59],"algorithm":[60,82,117,142,167],"composed":[61],"hierarchical":[64],"classifier":[65],"linear":[68],"model":[69,163],"estimate":[71],"during":[78],"everyday":[79],"activities.":[80],"The":[81,116,134],"was":[83,104,118,168],"calibrated":[84],"on":[85,107],"accelerometer":[86],"barometer":[88,131],"recordings":[89],"measured":[90],"using":[91,157],"sensor":[93],"platform":[94],"worn":[95],"at":[96],"wrist":[98],"from":[99],"20":[100],"healthy":[101],"subjects.":[102],"It":[103],"then":[105,119],"tested":[106],"10":[108],"older":[109],"people,":[110],"specifically":[111],"enrolled":[112],"study.":[115],"compared":[120],"with":[121,149,176],"other":[122],"three":[123],"state-of-the-art":[124,152],"methods,":[125],"used":[127],"accelerometer,":[129],"or":[132],"both.":[133],"experiments":[135],"showed":[136],"good":[138],"performance":[139],"our":[141],"(stair":[143],"step":[144],"error:":[146],"13.8%),":[147],"comparable":[148],"best":[151],"(p":[153],">":[154],"0.05),":[155],"but":[156],"lower":[159],"computational":[160],"load":[161],"complexity.":[164],"Finally,":[165],"successfully":[169],"implemented":[170],"low-power":[173],"smartwatch":[174],"prototype":[175],"memory":[178],"footprint":[179],"about":[181],"4":[182],"kB.":[183]},"counts_by_year":[{"year":2022,"cited_by_count":3}],"updated_date":"2026-05-21T06:26:12.895304","created_date":"2020-04-24T00:00:00"}