{"id":"https://openalex.org/W4280576721","doi":"https://doi.org/10.3390/s22103613","title":"What Actually Works for Activity Recognition in Scenarios with Significant Domain Shift: Lessons Learned from the 2019 and 2020 Sussex-Huawei Challenges","display_name":"What Actually Works for Activity Recognition in Scenarios with Significant Domain Shift: Lessons Learned from the 2019 and 2020 Sussex-Huawei Challenges","publication_year":2022,"publication_date":"2022-05-10","ids":{"openalex":"https://openalex.org/W4280576721","doi":"https://doi.org/10.3390/s22103613","pmid":"https://pubmed.ncbi.nlm.nih.gov/35632022"},"language":"en","primary_location":{"id":"doi:10.3390/s22103613","is_oa":true,"landing_page_url":"https://doi.org/10.3390/s22103613","pdf_url":"https://www.mdpi.com/1424-8220/22/10/3613/pdf?version=1653282154","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,"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"},"type":"article","indexed_in":["crossref","doaj","pubmed"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://www.mdpi.com/1424-8220/22/10/3613/pdf?version=1653282154","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5020175228","display_name":"Stefan Kalabakov","orcid":"https://orcid.org/0009-0002-3124-8845"},"institutions":[{"id":"https://openalex.org/I3006985408","display_name":"Jo\u017eef Stefan Institute","ror":"https://ror.org/05060sz93","country_code":"SI","type":"facility","lineage":["https://openalex.org/I3006985408"]},{"id":"https://openalex.org/I4210113529","display_name":"Jo\u017eef Stefan International Postgraduate School","ror":"https://ror.org/01hdkb925","country_code":"SI","type":"education","lineage":["https://openalex.org/I4210113529"]},{"id":"https://openalex.org/I76245029","display_name":"Ss. Cyril and Methodius University in Skopje","ror":"https://ror.org/02wk2vx54","country_code":"MK","type":"education","lineage":["https://openalex.org/I76245029"]}],"countries":["MK","SI"],"is_corresponding":false,"raw_author_name":"Stefan Kalabakov","raw_affiliation_strings":["Department of Intelligent Systems, Jo\u017eef Stefan Institute, 1000 Ljubljana, Slovenia","Faculty of Electrical Engineering and Information Technologies, Ss. Cyril and Methodius University in Skopje, 1000 Skopje, North Macedonia","Jo\u017eef Stefan International Postgraduate School, 1000 Ljubljana, Slovenia"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Intelligent Systems, Jo\u017eef Stefan Institute, 1000 Ljubljana, Slovenia","institution_ids":["https://openalex.org/I3006985408"]},{"raw_affiliation_string":"Faculty of Electrical Engineering and Information Technologies, Ss. Cyril and Methodius University in Skopje, 1000 Skopje, North Macedonia","institution_ids":["https://openalex.org/I76245029"]},{"raw_affiliation_string":"Jo\u017eef Stefan International Postgraduate School, 1000 Ljubljana, Slovenia","institution_ids":["https://openalex.org/I4210113529"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5002954762","display_name":"Simon Stankoski","orcid":"https://orcid.org/0000-0002-0377-6731"},"institutions":[{"id":"https://openalex.org/I3006985408","display_name":"Jo\u017eef Stefan Institute","ror":"https://ror.org/05060sz93","country_code":"SI","type":"facility","lineage":["https://openalex.org/I3006985408"]},{"id":"https://openalex.org/I4210113529","display_name":"Jo\u017eef Stefan International Postgraduate School","ror":"https://ror.org/01hdkb925","country_code":"SI","type":"education","lineage":["https://openalex.org/I4210113529"]}],"countries":["SI"],"is_corresponding":false,"raw_author_name":"Simon Stankoski","raw_affiliation_strings":["Department of Intelligent Systems, Jo\u017eef Stefan Institute, 1000 Ljubljana, Slovenia","Jo\u017eef Stefan International Postgraduate School, 1000 Ljubljana, Slovenia"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Intelligent Systems, Jo\u017eef Stefan Institute, 1000 Ljubljana, Slovenia","institution_ids":["https://openalex.org/I3006985408"]},{"raw_affiliation_string":"Jo\u017eef Stefan International Postgraduate School, 1000 Ljubljana, Slovenia","institution_ids":["https://openalex.org/I4210113529"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5057005082","display_name":"Ivana Kiprijanovska","orcid":"https://orcid.org/0000-0002-1700-0344"},"institutions":[{"id":"https://openalex.org/I3006985408","display_name":"Jo\u017eef Stefan Institute","ror":"https://ror.org/05060sz93","country_code":"SI","type":"facility","lineage":["https://openalex.org/I3006985408"]},{"id":"https://openalex.org/I4210113529","display_name":"Jo\u017eef Stefan International Postgraduate School","ror":"https://ror.org/01hdkb925","country_code":"SI","type":"education","lineage":["https://openalex.org/I4210113529"]}],"countries":["SI"],"is_corresponding":false,"raw_author_name":"Ivana Kiprijanovska","raw_affiliation_strings":["Department of Intelligent Systems, Jo\u017eef Stefan Institute, 1000 Ljubljana, Slovenia","Jo\u017eef Stefan International Postgraduate School, 1000 Ljubljana, Slovenia"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Intelligent Systems, Jo\u017eef Stefan Institute, 1000 Ljubljana, Slovenia","institution_ids":["https://openalex.org/I3006985408"]},{"raw_affiliation_string":"Jo\u017eef Stefan International Postgraduate School, 1000 Ljubljana, Slovenia","institution_ids":["https://openalex.org/I4210113529"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5036653219","display_name":"Andrejaana Andova","orcid":"https://orcid.org/0000-0002-5549-164X"},"institutions":[{"id":"https://openalex.org/I3006985408","display_name":"Jo\u017eef Stefan Institute","ror":"https://ror.org/05060sz93","country_code":"SI","type":"facility","lineage":["https://openalex.org/I3006985408"]},{"id":"https://openalex.org/I4210113529","display_name":"Jo\u017eef Stefan International Postgraduate School","ror":"https://ror.org/01hdkb925","country_code":"SI","type":"education","lineage":["https://openalex.org/I4210113529"]}],"countries":["SI"],"is_corresponding":false,"raw_author_name":"Andrejaana Andova","raw_affiliation_strings":["Department of Intelligent Systems, Jo\u017eef Stefan Institute, 1000 Ljubljana, Slovenia","Jo\u017eef Stefan International Postgraduate School, 1000 Ljubljana, Slovenia"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Intelligent Systems, Jo\u017eef Stefan Institute, 1000 Ljubljana, Slovenia","institution_ids":["https://openalex.org/I3006985408"]},{"raw_affiliation_string":"Jo\u017eef Stefan International Postgraduate School, 1000 Ljubljana, Slovenia","institution_ids":["https://openalex.org/I4210113529"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5033330272","display_name":"Nina Re\u0161\u010di\u010d","orcid":"https://orcid.org/0000-0001-5428-3577"},"institutions":[{"id":"https://openalex.org/I3006985408","display_name":"Jo\u017eef Stefan Institute","ror":"https://ror.org/05060sz93","country_code":"SI","type":"facility","lineage":["https://openalex.org/I3006985408"]},{"id":"https://openalex.org/I4210113529","display_name":"Jo\u017eef Stefan International Postgraduate School","ror":"https://ror.org/01hdkb925","country_code":"SI","type":"education","lineage":["https://openalex.org/I4210113529"]}],"countries":["SI"],"is_corresponding":false,"raw_author_name":"Nina Re\u0161\u010di\u010d","raw_affiliation_strings":["Department of Intelligent Systems, Jo\u017eef Stefan Institute, 1000 Ljubljana, Slovenia","Jo\u017eef Stefan International Postgraduate School, 1000 Ljubljana, Slovenia"],"raw_orcid":"https://orcid.org/0000-0001-5428-3577","affiliations":[{"raw_affiliation_string":"Department of Intelligent Systems, Jo\u017eef Stefan Institute, 1000 Ljubljana, Slovenia","institution_ids":["https://openalex.org/I3006985408"]},{"raw_affiliation_string":"Jo\u017eef Stefan International Postgraduate School, 1000 Ljubljana, Slovenia","institution_ids":["https://openalex.org/I4210113529"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5036773239","display_name":"Vito Janko","orcid":"https://orcid.org/0000-0002-9549-9742"},"institutions":[{"id":"https://openalex.org/I3006985408","display_name":"Jo\u017eef Stefan Institute","ror":"https://ror.org/05060sz93","country_code":"SI","type":"facility","lineage":["https://openalex.org/I3006985408"]}],"countries":["SI"],"is_corresponding":false,"raw_author_name":"Vito Janko","raw_affiliation_strings":["Department of Intelligent Systems, Jo\u017eef Stefan Institute, 1000 Ljubljana, Slovenia"],"raw_orcid":"https://orcid.org/0000-0002-9549-9742","affiliations":[{"raw_affiliation_string":"Department of Intelligent Systems, Jo\u017eef Stefan Institute, 1000 Ljubljana, Slovenia","institution_ids":["https://openalex.org/I3006985408"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5037458079","display_name":"Martin Gjoreski","orcid":"https://orcid.org/0000-0002-1220-7418"},"institutions":[{"id":"https://openalex.org/I57201433","display_name":"Universit\u00e0 della Svizzera italiana","ror":"https://ror.org/03c4atk17","country_code":"CH","type":"education","lineage":["https://openalex.org/I57201433"]}],"countries":["CH"],"is_corresponding":false,"raw_author_name":"Martin Gjoreski","raw_affiliation_strings":["Faculty of Informatics, Universit\u00e0 della Svizzera Italiana (USI), 6900 Lugano, Switzerland"],"raw_orcid":"https://orcid.org/0000-0002-1220-7418","affiliations":[{"raw_affiliation_string":"Faculty of Informatics, Universit\u00e0 della Svizzera Italiana (USI), 6900 Lugano, Switzerland","institution_ids":["https://openalex.org/I57201433"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5043419128","display_name":"Matja\u017e Gams","orcid":"https://orcid.org/0000-0002-5747-0711"},"institutions":[{"id":"https://openalex.org/I3006985408","display_name":"Jo\u017eef Stefan Institute","ror":"https://ror.org/05060sz93","country_code":"SI","type":"facility","lineage":["https://openalex.org/I3006985408"]},{"id":"https://openalex.org/I4210113529","display_name":"Jo\u017eef Stefan International Postgraduate School","ror":"https://ror.org/01hdkb925","country_code":"SI","type":"education","lineage":["https://openalex.org/I4210113529"]}],"countries":["SI"],"is_corresponding":false,"raw_author_name":"Matja\u017e Gams","raw_affiliation_strings":["Department of Intelligent Systems, Jo\u017eef Stefan Institute, 1000 Ljubljana, Slovenia","Jo\u017eef Stefan International Postgraduate School, 1000 Ljubljana, Slovenia"],"raw_orcid":"https://orcid.org/0000-0002-5747-0711","affiliations":[{"raw_affiliation_string":"Department of Intelligent Systems, Jo\u017eef Stefan Institute, 1000 Ljubljana, Slovenia","institution_ids":["https://openalex.org/I3006985408"]},{"raw_affiliation_string":"Jo\u017eef Stefan International Postgraduate School, 1000 Ljubljana, Slovenia","institution_ids":["https://openalex.org/I4210113529"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5056131302","display_name":"Mitja Lu\u0161trek","orcid":"https://orcid.org/0000-0003-3219-2935"},"institutions":[{"id":"https://openalex.org/I3006985408","display_name":"Jo\u017eef Stefan Institute","ror":"https://ror.org/05060sz93","country_code":"SI","type":"facility","lineage":["https://openalex.org/I3006985408"]},{"id":"https://openalex.org/I4210113529","display_name":"Jo\u017eef Stefan International Postgraduate School","ror":"https://ror.org/01hdkb925","country_code":"SI","type":"education","lineage":["https://openalex.org/I4210113529"]}],"countries":["SI"],"is_corresponding":true,"raw_author_name":"Mitja Lu\u0161trek","raw_affiliation_strings":["Department of Intelligent Systems, Jo\u017eef Stefan Institute, 1000 Ljubljana, Slovenia","Jo\u017eef Stefan International Postgraduate School, 1000 Ljubljana, Slovenia"],"raw_orcid":"https://orcid.org/0000-0003-3219-2935","affiliations":[{"raw_affiliation_string":"Department of Intelligent Systems, Jo\u017eef Stefan Institute, 1000 Ljubljana, Slovenia","institution_ids":["https://openalex.org/I3006985408"]},{"raw_affiliation_string":"Jo\u017eef Stefan International Postgraduate School, 1000 Ljubljana, Slovenia","institution_ids":["https://openalex.org/I4210113529"]}]}],"institutions":[],"countries_distinct_count":3,"institutions_distinct_count":9,"corresponding_author_ids":["https://openalex.org/A5056131302"],"corresponding_institution_ids":["https://openalex.org/I3006985408","https://openalex.org/I4210113529"],"apc_list":{"value":2400,"currency":"CHF","value_usd":2598},"apc_paid":{"value":2400,"currency":"CHF","value_usd":2598},"fwci":0.5074,"has_fulltext":false,"cited_by_count":5,"citation_normalized_percentile":{"value":0.62842028,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":97},"biblio":{"volume":"22","issue":"10","first_page":"3613","last_page":"3613"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10444","display_name":"Context-Aware Activity Recognition Systems","score":0.9995999932289124,"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":0.9995999932289124,"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/T11980","display_name":"Human Mobility and Location-Based Analysis","score":0.9983000159263611,"subfield":{"id":"https://openalex.org/subfields/3313","display_name":"Transportation"},"field":{"id":"https://openalex.org/fields/33","display_name":"Social Sciences"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},{"id":"https://openalex.org/T11512","display_name":"Anomaly Detection Techniques and Applications","score":0.984000027179718,"subfield":{"id":"https://openalex.org/subfields/1702","display_name":"Artificial Intelligence"},"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/pipeline","display_name":"Pipeline (software)","score":0.6449130773544312},{"id":"https://openalex.org/keywords/hidden-markov-model","display_name":"Hidden Markov model","score":0.6429499387741089},{"id":"https://openalex.org/keywords/cluster-analysis","display_name":"Cluster analysis","score":0.632347583770752},{"id":"https://openalex.org/keywords/activity-recognition","display_name":"Activity recognition","score":0.6039689779281616},{"id":"https://openalex.org/keywords/machine-learning","display_name":"Machine learning","score":0.5688490271568298},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5474621653556824},{"id":"https://openalex.org/keywords/smoothing","display_name":"Smoothing","score":0.5290994644165039},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.5285112857818604},{"id":"https://openalex.org/keywords/feature","display_name":"Feature (linguistics)","score":0.4391530156135559},{"id":"https://openalex.org/keywords/domain","display_name":"Domain (mathematical analysis)","score":0.4385700821876526},{"id":"https://openalex.org/keywords/pattern-recognition","display_name":"Pattern recognition (psychology)","score":0.3419753313064575},{"id":"https://openalex.org/keywords/speech-recognition","display_name":"Speech recognition","score":0.33972835540771484},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.12883606553077698},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.12670841813087463}],"concepts":[{"id":"https://openalex.org/C43521106","wikidata":"https://www.wikidata.org/wiki/Q2165493","display_name":"Pipeline (software)","level":2,"score":0.6449130773544312},{"id":"https://openalex.org/C23224414","wikidata":"https://www.wikidata.org/wiki/Q176769","display_name":"Hidden Markov model","level":2,"score":0.6429499387741089},{"id":"https://openalex.org/C73555534","wikidata":"https://www.wikidata.org/wiki/Q622825","display_name":"Cluster analysis","level":2,"score":0.632347583770752},{"id":"https://openalex.org/C121687571","wikidata":"https://www.wikidata.org/wiki/Q4677630","display_name":"Activity recognition","level":2,"score":0.6039689779281616},{"id":"https://openalex.org/C119857082","wikidata":"https://www.wikidata.org/wiki/Q2539","display_name":"Machine learning","level":1,"score":0.5688490271568298},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5474621653556824},{"id":"https://openalex.org/C3770464","wikidata":"https://www.wikidata.org/wiki/Q775963","display_name":"Smoothing","level":2,"score":0.5290994644165039},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.5285112857818604},{"id":"https://openalex.org/C2776401178","wikidata":"https://www.wikidata.org/wiki/Q12050496","display_name":"Feature (linguistics)","level":2,"score":0.4391530156135559},{"id":"https://openalex.org/C36503486","wikidata":"https://www.wikidata.org/wiki/Q11235244","display_name":"Domain (mathematical analysis)","level":2,"score":0.4385700821876526},{"id":"https://openalex.org/C153180895","wikidata":"https://www.wikidata.org/wiki/Q7148389","display_name":"Pattern recognition (psychology)","level":2,"score":0.3419753313064575},{"id":"https://openalex.org/C28490314","wikidata":"https://www.wikidata.org/wiki/Q189436","display_name":"Speech recognition","level":1,"score":0.33972835540771484},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.12883606553077698},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.12670841813087463},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.0},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.0},{"id":"https://openalex.org/C41895202","wikidata":"https://www.wikidata.org/wiki/Q8162","display_name":"Linguistics","level":1,"score":0.0},{"id":"https://openalex.org/C138885662","wikidata":"https://www.wikidata.org/wiki/Q5891","display_name":"Philosophy","level":0,"score":0.0}],"mesh":[{"descriptor_ui":"D000068997","descriptor_name":"Smartphone","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D000068997","descriptor_name":"Smartphone","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D000068997","descriptor_name":"Smartphone","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D000069550","descriptor_name":"Machine Learning","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D000069550","descriptor_name":"Machine Learning","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D000069550","descriptor_name":"Machine Learning","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D000069553","descriptor_name":"Supervised Machine Learning","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D000069553","descriptor_name":"Supervised Machine Learning","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D000069553","descriptor_name":"Supervised Machine Learning","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D000465","descriptor_name":"Algorithms","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D000465","descriptor_name":"Algorithms","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D000465","descriptor_name":"Algorithms","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D006801","descriptor_name":"Humans","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D006801","descriptor_name":"Humans","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D006801","descriptor_name":"Humans","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D008124","descriptor_name":"Locomotion","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D008124","descriptor_name":"Locomotion","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D008124","descriptor_name":"Locomotion","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false}],"locations_count":5,"locations":[{"id":"doi:10.3390/s22103613","is_oa":true,"landing_page_url":"https://doi.org/10.3390/s22103613","pdf_url":"https://www.mdpi.com/1424-8220/22/10/3613/pdf?version=1653282154","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,"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":"pmid:35632022","is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/35632022","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,"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":null},{"id":"pmh:oai:doaj.org/article:0df6b9a029c643edacf4d5f67b639d1c","is_oa":true,"landing_page_url":"https://doaj.org/article/0df6b9a029c643edacf4d5f67b639d1c","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":"Sensors, Vol 22, Iss 10, p 3613 (2022)","raw_type":"article"},{"id":"pmh:oai:mdpi.com:/1424-8220/22/10/3613/","is_oa":true,"landing_page_url":"https://dx.doi.org/10.3390/s22103613","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":"Sensors; Volume 22; Issue 10; Pages: 3613","raw_type":"Text"},{"id":"pmh:oai:pubmedcentral.nih.gov:9145859","is_oa":true,"landing_page_url":"https://www.ncbi.nlm.nih.gov/pmc/articles/9145859","pdf_url":null,"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,"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":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Sensors (Basel)","raw_type":"Text"}],"best_oa_location":{"id":"doi:10.3390/s22103613","is_oa":true,"landing_page_url":"https://doi.org/10.3390/s22103613","pdf_url":"https://www.mdpi.com/1424-8220/22/10/3613/pdf?version=1653282154","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,"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":[],"awards":[{"id":"https://openalex.org/G1274060198","display_name":null,"funder_award_id":"P2-0209","funder_id":"https://openalex.org/F4320320300","funder_display_name":"European Commission"},{"id":"https://openalex.org/G1844585173","display_name":null,"funder_award_id":"952279","funder_id":"https://openalex.org/F4320320300","funder_display_name":"European Commission"},{"id":"https://openalex.org/G5203128104","display_name":null,"funder_award_id":"952279","funder_id":"https://openalex.org/F4320322554","funder_display_name":"Javna Agencija za Raziskovalno Dejavnost RS"},{"id":"https://openalex.org/G5769677123","display_name":null,"funder_award_id":"P2-0209","funder_id":"https://openalex.org/F4320322554","funder_display_name":"Javna Agencija za Raziskovalno Dejavnost RS"}],"funders":[{"id":"https://openalex.org/F4320320300","display_name":"European Commission","ror":"https://ror.org/00k4n6c32"},{"id":"https://openalex.org/F4320322554","display_name":"Javna Agencija za Raziskovalno Dejavnost RS","ror":"https://ror.org/059bp8k51"}],"has_content":{"grobid_xml":false,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W4280576721.pdf"},"referenced_works_count":56,"referenced_works":["https://openalex.org/W123295786","https://openalex.org/W134960717","https://openalex.org/W1581984155","https://openalex.org/W1852728451","https://openalex.org/W1966580198","https://openalex.org/W1968142161","https://openalex.org/W1977005232","https://openalex.org/W1983320747","https://openalex.org/W1993514406","https://openalex.org/W2026297770","https://openalex.org/W2037265949","https://openalex.org/W2061770099","https://openalex.org/W2108307068","https://openalex.org/W2108328714","https://openalex.org/W2117614111","https://openalex.org/W2126511896","https://openalex.org/W2156692643","https://openalex.org/W2164943005","https://openalex.org/W2165324305","https://openalex.org/W2270470215","https://openalex.org/W2342792048","https://openalex.org/W2548335893","https://openalex.org/W2587088898","https://openalex.org/W2589130025","https://openalex.org/W2594179300","https://openalex.org/W2619092406","https://openalex.org/W2735735104","https://openalex.org/W2756202949","https://openalex.org/W2795016359","https://openalex.org/W2883766876","https://openalex.org/W2890077673","https://openalex.org/W2895170793","https://openalex.org/W2899061465","https://openalex.org/W2899506323","https://openalex.org/W2907123474","https://openalex.org/W2949903789","https://openalex.org/W2959965583","https://openalex.org/W2963275094","https://openalex.org/W2972497135","https://openalex.org/W2972942909","https://openalex.org/W2973195788","https://openalex.org/W2976933962","https://openalex.org/W2995392496","https://openalex.org/W2998376881","https://openalex.org/W3019253063","https://openalex.org/W3084453745","https://openalex.org/W3084911924","https://openalex.org/W3084913306","https://openalex.org/W3085994804","https://openalex.org/W3087330584","https://openalex.org/W3119500435","https://openalex.org/W3172093704","https://openalex.org/W3200144996","https://openalex.org/W6677069268","https://openalex.org/W6683161958","https://openalex.org/W6686258256"],"related_works":["https://openalex.org/W2053269318","https://openalex.org/W2364370872","https://openalex.org/W1978572805","https://openalex.org/W2097963413","https://openalex.org/W2294335174","https://openalex.org/W2383807498","https://openalex.org/W2025614924","https://openalex.org/W1997992934","https://openalex.org/W1987225439","https://openalex.org/W103069296"],"abstract_inverted_index":{"From":[0],"2018":[1],"to":[2,43,67,85,121,128,202],"2021,":[3],"the":[4,33,53,56,61,69,87,109,116,193],"Sussex-Huawei":[5],"Locomotion-Transportation":[6],"Recognition":[7],"Challenge":[8],"presented":[9],"different":[10,20,90],"scenarios":[11,79],"in":[12,48,52,83,142,213],"which":[13,84],"participants":[14],"were":[15],"tasked":[16],"with":[17,46,173],"recognizing":[18],"eight":[19],"modes":[21],"of":[22,64,71,89,92,108,148,162,171,183,195],"locomotion":[23,138],"and":[24,139,167,200,208],"transportation":[25,141],"using":[26,37,60,154],"sensor":[27,38,62],"data":[28,39,63,111],"from":[29,40],"smartphones.":[30],"In":[31],"2019,":[32],"main":[34,57],"challenge":[35,58,78],"was":[36,59],"one":[41,65],"location":[42],"recognize":[44,68],"activities":[45,70],"sensors":[47],"another":[49],"location,":[50],"while":[51],"following":[54],"year,":[55],"person":[66],"other":[72],"persons.":[73],"We":[74,99],"use":[75],"these":[76],"two":[77],"as":[80],"a":[81,93,129],"framework":[82],"analyze":[86],"effectiveness":[88],"components":[91],"machine-learning":[94],"pipeline":[95],"for":[96,112,136,140],"activity":[97],"recognition.":[98],"show":[100],"that:":[101],"(i)":[102],"selecting":[103],"an":[104,146,160,181],"appropriate":[105],"(location-specific)":[106],"portion":[107],"available":[110],"training":[113],"can":[114,144,179],"improve":[115],"F1":[117],"score":[118],"by":[119],"up":[120],"10":[122,185],"percentage":[123],"points":[124],"(p.":[125],"p.)":[126],"compared":[127],"more":[130],"naive":[131],"approach,":[132],"(ii)":[133],"separate":[134],"models":[135,205],"human":[137],"vehicles":[143],"yield":[145,159],"increase":[147,161],"roughly":[149,163],"1":[150,164],"p.":[151,165,186,187],"p.,":[152,166],"(iii)":[153],"semi-supervised":[155],"learning":[156],"can,":[157],"again,":[158],"(iv)":[168],"temporal":[169],"smoothing":[170],"predictions":[172],"Hidden":[174],"Markov":[175],"models,":[176],"when":[177],"applicable,":[178],"bring":[180],"improvement":[182],"almost":[184],"Our":[188],"experiments":[189],"also":[190],"indicate":[191],"that":[192],"usefulness":[194],"advanced":[196],"feature":[197],"selection":[198],"techniques":[199],"clustering":[201],"create":[203],"person-specific":[204],"is":[206],"inconclusive":[207],"should":[209],"be":[210],"explored":[211],"separately":[212],"each":[214],"use-case.":[215]},"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2024,"cited_by_count":1},{"year":2023,"cited_by_count":3}],"updated_date":"2026-05-22T06:13:13.366637","created_date":"2025-10-10T00:00:00"}
