{"id":"https://openalex.org/W4391925165","doi":"https://doi.org/10.3390/jmse12020356","title":"Machine Learning-Based Approach to Identifying Fall Risk in Seafarers Using Wearable Sensors","display_name":"Machine Learning-Based Approach to Identifying Fall Risk in Seafarers Using Wearable Sensors","publication_year":2024,"publication_date":"2024-02-19","ids":{"openalex":"https://openalex.org/W4391925165","doi":"https://doi.org/10.3390/jmse12020356"},"language":"en","primary_location":{"id":"doi:10.3390/jmse12020356","doi":"https://doi.org/10.3390/jmse12020356","is_oa":true,"landing_page_url":"https://doi.org/10.3390/jmse12020356","pdf_url":"https://www.mdpi.com/2077-1312/12/2/356/pdf?version=1708342197","source":{"id":"https://openalex.org/S2736865057","display_name":"Journal of Marine Science and Engineering","issn_l":"2077-1312","issn":["2077-1312"],"is_oa":true,"is_in_doaj":true,"is_core":true,"listed_in":["cwts-core","doaj","norway-1","poland-40","russia-white-list-2","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":"Journal of Marine Science and Engineering","raw_type":"journal-article"},"parent_works":[],"lineage":["https://openalex.org/W4391925165"],"child_works_count":0,"type":"article","is_traditional":true,"indexed_in":["crossref","doaj"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://www.mdpi.com/2077-1312/12/2/356/pdf?version=1708342197","any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5090481958","display_name":"Jungyeon Choi","orcid":"https://orcid.org/0000-0001-9612-3029","observed_orcids":["https://orcid.org/0000-0001-9612-3029"]},"institutions":[{"id":"https://openalex.org/I152238500","display_name":"Chosun University","ror":"https://ror.org/01zt9a375","country_code":"KR","type":"education","lineage":["https://openalex.org/I152238500"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Jungyeon Choi","raw_affiliation_strings":["Institute of Well-Aging Medicare & Chosun University LAMP Center, Chosun University, Gwangju 61452, Republic of Korea"],"raw_orcid":"https://orcid.org/0000-0001-9612-3029","affiliations":[{"raw_affiliation_string":"Institute of Well-Aging Medicare & Chosun University LAMP Center, Chosun University, Gwangju 61452, Republic of Korea","institution_ids":["https://openalex.org/I152238500"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5080820769","display_name":"Brian A. Knarr","orcid":"https://orcid.org/0000-0002-8997-1377","observed_orcids":["https://orcid.org/0000-0002-8997-1377"]},"institutions":[{"id":"https://openalex.org/I122266389","display_name":"University of Nebraska at Omaha","ror":"https://ror.org/04yrkc140","country_code":"US","type":"education","lineage":["https://openalex.org/I122266389"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Brian A. Knarr","raw_affiliation_strings":["Department of Biomechanics, University of Nebraska at Omaha, Omaha, NE 68182, USA"],"raw_orcid":"https://orcid.org/0000-0002-8997-1377","affiliations":[{"raw_affiliation_string":"Department of Biomechanics, University of Nebraska at Omaha, Omaha, NE 68182, USA","institution_ids":["https://openalex.org/I122266389"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5037152494","display_name":"Jong-Hoon Youn","orcid":"https://orcid.org/0000-0003-0360-3491","observed_orcids":["https://orcid.org/0000-0003-0360-3491"]},"institutions":[{"id":"https://openalex.org/I122266389","display_name":"University of Nebraska at Omaha","ror":"https://ror.org/04yrkc140","country_code":"US","type":"education","lineage":["https://openalex.org/I122266389"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Jong-Hoon Youn","raw_affiliation_strings":["Department of Computer Science, University of Nebraska at Omaha, Omaha, NE 68182, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Computer Science, University of Nebraska at Omaha, Omaha, NE 68182, USA","institution_ids":["https://openalex.org/I122266389"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5111209932","display_name":"Kwang Yoon Song","orcid":"https://orcid.org/0009-0003-8402-6688","observed_orcids":["https://orcid.org/0009-0003-8402-6688"]},"institutions":[{"id":"https://openalex.org/I152238500","display_name":"Chosun University","ror":"https://ror.org/01zt9a375","country_code":"KR","type":"education","lineage":["https://openalex.org/I152238500"]}],"countries":["KR"],"is_corresponding":true,"raw_author_name":"Kwang Yoon Song","raw_affiliation_strings":["Department of Computer Science and Statistics, Chosun University, Gwangju 61452, Republic of Korea","Institute of Well-Aging Medicare & Chosun University LAMP Center, Chosun University, Gwangju 61452, Republic of Korea"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Computer Science and Statistics, Chosun University, Gwangju 61452, Republic of Korea","institution_ids":["https://openalex.org/I152238500"]},{"raw_affiliation_string":"Institute of Well-Aging Medicare & Chosun University LAMP Center, Chosun University, Gwangju 61452, Republic of Korea","institution_ids":["https://openalex.org/I152238500"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5111209932"],"corresponding_institution_ids":["https://openalex.org/I152238500"],"apc_list":{"value":2600,"currency":"CHF","value_usd":2955},"apc_paid":{"value":2600,"currency":"CHF","value_usd":2955},"fwci":0.6332,"has_fulltext":true,"cited_by_count":6,"citation_normalized_percentile":{"value":0.61416504,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":88,"max":97},"biblio":{"volume":"12","issue":"2","first_page":"356","last_page":"356"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10444","display_name":"Context-Aware Activity Recognition Systems","score":0.7949000000953674,"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":0.7949000000953674,"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":0.19089999794960022,"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/T11622","display_name":"Maritime Navigation and Safety","score":0.0020000000949949026,"subfield":{"id":"https://openalex.org/subfields/2212","display_name":"Ocean 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/fall-risk-detection","display_name":"fall risk detection","score":0.8809999823570251},{"id":"https://openalex.org/keywords/sailors","display_name":"sailors","score":0.8809999823570251},{"id":"https://openalex.org/keywords/man-overboard","display_name":"man overboard","score":0.8989999890327454},{"id":"https://openalex.org/keywords/wearable-sensors","display_name":"wearable sensors","score":0.9449999928474426},{"id":"https://openalex.org/keywords/accelerometer","display_name":"accelerometer","score":0.8970000147819519},{"id":"https://openalex.org/keywords/ship-motion-simulation","display_name":"ship motion simulation","score":0.8190000057220459},{"id":"https://openalex.org/keywords/lasso-feature-selection","display_name":"LASSO feature selection","score":0.7720000147819519},{"id":"https://openalex.org/keywords/smote","display_name":"SMOTE","score":0.828000009059906},{"id":"https://openalex.org/keywords/logistic-regression","display_name":"logistic regression","score":0.7900000214576721}],"concepts":[{"id":"https://openalex.org/C150594956","wikidata":"https://www.wikidata.org/wiki/Q1334829","display_name":"Wearable computer","level":2,"score":0.7598891854286194},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.47398892045021057},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.4014742374420166},{"id":"https://openalex.org/C119857082","wikidata":"https://www.wikidata.org/wiki/Q2539","display_name":"Machine learning","level":1,"score":0.3735780715942383},{"id":"https://openalex.org/C112930515","wikidata":"https://www.wikidata.org/wiki/Q4389547","display_name":"Risk analysis (engineering)","level":1,"score":0.3519899249076843},{"id":"https://openalex.org/C149635348","wikidata":"https://www.wikidata.org/wiki/Q193040","display_name":"Embedded system","level":1,"score":0.2110925018787384},{"id":"https://openalex.org/C144133560","wikidata":"https://www.wikidata.org/wiki/Q4830453","display_name":"Business","level":0,"score":0.1855274736881256}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.3390/jmse12020356","doi":"https://doi.org/10.3390/jmse12020356","is_oa":true,"landing_page_url":"https://doi.org/10.3390/jmse12020356","pdf_url":"https://www.mdpi.com/2077-1312/12/2/356/pdf?version=1708342197","source":{"id":"https://openalex.org/S2736865057","display_name":"Journal of Marine Science and Engineering","issn_l":"2077-1312","issn":["2077-1312"],"is_oa":true,"is_in_doaj":true,"is_core":true,"listed_in":["cwts-core","doaj","norway-1","poland-40","russia-white-list-2","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":"Journal of Marine Science and Engineering","raw_type":"journal-article"},{"id":"pmh:oai:doaj.org/article:5cfeaf693671474d9adcb4346dc0040a","doi":null,"is_oa":false,"landing_page_url":"https://doaj.org/article/5cfeaf693671474d9adcb4346dc0040a","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":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Journal of Marine Science and Engineering, Vol 12, Iss 2, p 356 (2024)","raw_type":"article"}],"best_oa_location":{"id":"doi:10.3390/jmse12020356","doi":"https://doi.org/10.3390/jmse12020356","is_oa":true,"landing_page_url":"https://doi.org/10.3390/jmse12020356","pdf_url":"https://www.mdpi.com/2077-1312/12/2/356/pdf?version=1708342197","source":{"id":"https://openalex.org/S2736865057","display_name":"Journal of Marine Science and Engineering","issn_l":"2077-1312","issn":["2077-1312"],"is_oa":true,"is_in_doaj":true,"is_core":true,"listed_in":["cwts-core","doaj","norway-1","poland-40","russia-white-list-2","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":"Journal of Marine Science and Engineering","raw_type":"journal-article"},"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/3","display_name":"Good health and well-being","score":0.5683000087738037}],"study_designs":[],"awards":[],"funders":[{"id":"https://openalex.org/F4320311308","display_name":"University of Nebraska Omaha","ror":"https://ror.org/04yrkc140"},{"id":"https://openalex.org/F4320321408","display_name":"Ministry of Education","ror":"https://ror.org/01p262204"}],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W4391925165.pdf","grobid_xml":"https://content.openalex.org/works/W4391925165.grobid-xml"},"referenced_works_count":67,"referenced_works":["https://openalex.org/W1480376833","https://openalex.org/W1930624869","https://openalex.org/W1943383135","https://openalex.org/W1964275915","https://openalex.org/W1968294806","https://openalex.org/W1974704788","https://openalex.org/W2001757193","https://openalex.org/W2021390592","https://openalex.org/W2033136579","https://openalex.org/W2041143104","https://openalex.org/W2049041653","https://openalex.org/W2053508581","https://openalex.org/W2065942939","https://openalex.org/W2068258779","https://openalex.org/W2073140076","https://openalex.org/W2087347434","https://openalex.org/W2088371259","https://openalex.org/W2100959123","https://openalex.org/W2103258859","https://openalex.org/W2114808153","https://openalex.org/W2115267923","https://openalex.org/W2122111042","https://openalex.org/W2125890869","https://openalex.org/W2130147724","https://openalex.org/W2135046866","https://openalex.org/W2148143831","https://openalex.org/W2152111727","https://openalex.org/W2295598076","https://openalex.org/W2333860618","https://openalex.org/W2591724195","https://openalex.org/W2597642773","https://openalex.org/W2621543313","https://openalex.org/W2763063187","https://openalex.org/W2794916302","https://openalex.org/W2945362095","https://openalex.org/W2972008015","https://openalex.org/W2983901852","https://openalex.org/W2988225712","https://openalex.org/W2989760291","https://openalex.org/W3011484826","https://openalex.org/W3015461837","https://openalex.org/W3016199669","https://openalex.org/W3090617046","https://openalex.org/W3094194581","https://openalex.org/W3124342147","https://openalex.org/W3124863095","https://openalex.org/W3127380385","https://openalex.org/W3167252455","https://openalex.org/W3171906658","https://openalex.org/W3174509680","https://openalex.org/W3180344564","https://openalex.org/W3191137513","https://openalex.org/W3202941277","https://openalex.org/W3203686976","https://openalex.org/W3206029486","https://openalex.org/W3212135906","https://openalex.org/W4205162795","https://openalex.org/W4205355808","https://openalex.org/W4210453669","https://openalex.org/W4214564831","https://openalex.org/W4214706442","https://openalex.org/W4229048566","https://openalex.org/W4239510810","https://openalex.org/W4286208865","https://openalex.org/W4291238182","https://openalex.org/W4296908366","https://openalex.org/W7055089633"],"related_works":["https://openalex.org/W4323338766","https://openalex.org/W4390842513","https://openalex.org/W3178056755","https://openalex.org/W2146291834","https://openalex.org/W4243488539","https://openalex.org/W4386700447","https://openalex.org/W4306155148","https://openalex.org/W4389542405","https://openalex.org/W2804907753"],"abstract_inverted_index":{"Falls":[0],"on":[1,69,182],"a":[2,90,110,132,188],"ship":[3],"cause":[4],"severe":[5],"injuries,":[6],"and":[7,29,40,45,64,116,146,166,184,195],"an":[8],"accident":[9],"falling":[10],"off":[11],"board,":[12],"referred":[13],"to":[14,21,27,56,136,140,144,149],"as":[15],"\u201cman":[16],"overboard\u201d":[17],"(MOB),":[18],"can":[19],"lead":[20],"death.":[22],"Thus,":[23],"it":[24],"is":[25],"crucial":[26],"accurately":[28],"timely":[30],"detect":[31],"the":[32,50,58,81,85,96,117,124,154,160,178],"risk":[33,60,129,179],"of":[34,49,159,180,192],"falling.":[35],"Wearable":[36],"sensors,":[37,42],"unlike":[38],"camera":[39],"radar":[41],"are":[43],"affordable":[44],"easily":[46],"accessible":[47],"regardless":[48],"weather":[51],"conditions.":[52],"This":[53],"study":[54,173],"aimed":[55],"identify":[57,177],"fall":[59,128],"level":[61],"(i.e.,":[62],"high":[63],"low":[65],"risk)":[66],"among":[67],"individuals":[68],"board":[70],"using":[71,89],"wearable":[72],"sensors.":[73],"We":[74,169],"collected":[75],"walking":[76],"data":[77],"from":[78],"accelerometers":[79],"during":[80],"experiment":[82],"by":[83,100],"simulating":[84],"ship\u2019s":[86],"rolling":[87],"motions":[88],"computer-assisted":[91],"rehabilitation":[92],"environment":[93],"(CAREN).":[94],"With":[95],"best":[97,155],"features":[98],"selected":[99],"LASSO,":[101],"eight":[102],"machine":[103],"learning":[104],"(ML)":[105],"models":[106],"were":[107],"implemented":[108],"with":[109],"synthetic":[111],"minority":[112],"oversampling":[113],"technique":[114],"(SMOTE)":[115],"best-tuned":[118],"hyperparameters.":[119],"In":[120],"all":[121],"ML":[122],"models,":[123],"performance":[125,156],"in":[126,157,186],"classifying":[127],"showed":[130,153],"overall":[131],"good":[133],"accuracy":[134],"(0.7778":[135,143],"0.8519),":[137],"sensitivity":[138],"(0.7556":[139],"0.8667),":[141],"specificity":[142],"0.8889),":[145],"AUC":[147,161],"(0.7673":[148],"0.9204).":[150],"Logistic":[151],"regression":[152],"terms":[158],"for":[162],"both":[163],"training":[164],"(0.9483)":[165],"testing":[167],"(0.9204).":[168],"anticipate":[170],"that":[171],"this":[172],"will":[174],"effectively":[175],"help":[176],"falls":[181,194],"ships":[183],"aid":[185],"developing":[187],"monitoring":[189],"system":[190],"capable":[191],"averting":[193],"detecting":[196],"MOB":[197],"situations.":[198]},"counts_by_year":[{"year":2026,"cited_by_count":3},{"year":2025,"cited_by_count":2},{"year":2024,"cited_by_count":1}],"updated_date":"2026-11-14T11:04:58.165337","created_date":"2024-02-20T00:00:00"}