{"id":"https://openalex.org/W7161790831","doi":"https://doi.org/10.1109/isbi61048.2026.11515432","title":"Automated Sarcopenia Risk Stratification from POCUS Using Vision Transformers and Radiomics","display_name":"Automated Sarcopenia Risk Stratification from POCUS Using Vision Transformers and Radiomics","publication_year":2026,"publication_date":"2026-04-08","ids":{"openalex":"https://openalex.org/W7161790831","doi":"https://doi.org/10.1109/isbi61048.2026.11515432"},"language":null,"primary_location":{"id":"doi:10.1109/isbi61048.2026.11515432","is_oa":false,"landing_page_url":"https://doi.org/10.1109/isbi61048.2026.11515432","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2026 IEEE 23rd International Symposium on Biomedical Imaging (ISBI)","raw_type":"proceedings-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":false,"oa_status":"closed","oa_url":null,"any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5034732196","display_name":"Ricardo Teresa Ribeiro","orcid":"https://orcid.org/0000-0003-2769-9934"},"institutions":[{"id":"https://openalex.org/I173439891","display_name":"HES-SO University of Applied Sciences and Arts Western Switzerland","ror":"https://ror.org/01xkakk17","country_code":"CH","type":"education","lineage":["https://openalex.org/I173439891"]}],"countries":["CH"],"is_corresponding":true,"raw_author_name":"Ricardo Teresa Ribeiro","raw_affiliation_strings":["School of Health Sciences HESAV, HES-SO; University of Applied Sciences Western Switzerland,Lausanne,Switzerland"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Health Sciences HESAV, HES-SO; University of Applied Sciences Western Switzerland,Lausanne,Switzerland","institution_ids":["https://openalex.org/I173439891"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5136511401","display_name":"Th\u00e9o Coutaudier","orcid":null},"institutions":[{"id":"https://openalex.org/I173439891","display_name":"HES-SO University of Applied Sciences and Arts Western Switzerland","ror":"https://ror.org/01xkakk17","country_code":"CH","type":"education","lineage":["https://openalex.org/I173439891"]}],"countries":["CH"],"is_corresponding":false,"raw_author_name":"Th\u00e9o Coutaudier","raw_affiliation_strings":["School of Health Sciences HESAV, HES-SO; University of Applied Sciences Western Switzerland,Lausanne,Switzerland"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Health Sciences HESAV, HES-SO; University of Applied Sciences Western Switzerland,Lausanne,Switzerland","institution_ids":["https://openalex.org/I173439891"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5136590988","display_name":"Patrizia D'Amelio","orcid":null},"institutions":[{"id":"https://openalex.org/I2802229882","display_name":"University Hospital of Lausanne","ror":"https://ror.org/05a353079","country_code":"CH","type":"funder","lineage":["https://openalex.org/I2802229882"]},{"id":"https://openalex.org/I97565354","display_name":"University of Lausanne","ror":"https://ror.org/019whta54","country_code":"CH","type":"education","lineage":["https://openalex.org/I97565354"]}],"countries":["CH"],"is_corresponding":false,"raw_author_name":"Patrizia D'Amelio","raw_affiliation_strings":["University of Lausanne Hospital Centre (CHUV),Service of Geriatric Medicine and Geriatric Rehabilitation,Department of Internal Medicine,Lausanne,Switzerland"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Lausanne Hospital Centre (CHUV),Service of Geriatric Medicine and Geriatric Rehabilitation,Department of Internal Medicine,Lausanne,Switzerland","institution_ids":["https://openalex.org/I97565354","https://openalex.org/I2802229882"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5034732196"],"corresponding_institution_ids":["https://openalex.org/I173439891"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.92379683,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"1","last_page":"4"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10397","display_name":"Nutrition and Health in Aging","score":0.9696000218391418,"subfield":{"id":"https://openalex.org/subfields/2737","display_name":"Physiology"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},"topics":[{"id":"https://openalex.org/T10397","display_name":"Nutrition and Health in Aging","score":0.9696000218391418,"subfield":{"id":"https://openalex.org/subfields/2737","display_name":"Physiology"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},{"id":"https://openalex.org/T12279","display_name":"Body Composition Measurement Techniques","score":0.002899999963119626,"subfield":{"id":"https://openalex.org/subfields/2737","display_name":"Physiology"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},{"id":"https://openalex.org/T11011","display_name":"Frailty in Older Adults","score":0.00279999990016222,"subfield":{"id":"https://openalex.org/subfields/2717","display_name":"Geriatrics and Gerontology"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/radiomics","display_name":"Radiomics","score":0.6804999709129333},{"id":"https://openalex.org/keywords/sarcopenia","display_name":"Sarcopenia","score":0.6256999969482422},{"id":"https://openalex.org/keywords/risk-stratification","display_name":"Risk stratification","score":0.6132000088691711},{"id":"https://openalex.org/keywords/risk-assessment","display_name":"Risk assessment","score":0.3702000081539154}],"concepts":[{"id":"https://openalex.org/C2778559731","wikidata":"https://www.wikidata.org/wiki/Q23808793","display_name":"Radiomics","level":2,"score":0.6804999709129333},{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.6777999997138977},{"id":"https://openalex.org/C2776214593","wikidata":"https://www.wikidata.org/wiki/Q1787939","display_name":"Sarcopenia","level":2,"score":0.6256999969482422},{"id":"https://openalex.org/C3020404979","wikidata":"https://www.wikidata.org/wiki/Q1058438","display_name":"Risk stratification","level":2,"score":0.6132000088691711},{"id":"https://openalex.org/C12174686","wikidata":"https://www.wikidata.org/wiki/Q1058438","display_name":"Risk assessment","level":2,"score":0.3702000081539154},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.35440000891685486},{"id":"https://openalex.org/C177713679","wikidata":"https://www.wikidata.org/wiki/Q679690","display_name":"Intensive care medicine","level":1,"score":0.3285999894142151},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.3100999891757965},{"id":"https://openalex.org/C124101348","wikidata":"https://www.wikidata.org/wiki/Q172491","display_name":"Data mining","level":1,"score":0.3082999885082245},{"id":"https://openalex.org/C112930515","wikidata":"https://www.wikidata.org/wiki/Q4389547","display_name":"Risk analysis (engineering)","level":1,"score":0.3001999855041504},{"id":"https://openalex.org/C19527891","wikidata":"https://www.wikidata.org/wiki/Q1120908","display_name":"Medical physics","level":1,"score":0.2777999937534332},{"id":"https://openalex.org/C99508421","wikidata":"https://www.wikidata.org/wiki/Q2678675","display_name":"Physical medicine and rehabilitation","level":1,"score":0.2508000135421753},{"id":"https://openalex.org/C2779473830","wikidata":"https://www.wikidata.org/wiki/Q1540899","display_name":"MEDLINE","level":2,"score":0.25040000677108765}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/isbi61048.2026.11515432","is_oa":false,"landing_page_url":"https://doi.org/10.1109/isbi61048.2026.11515432","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2026 IEEE 23rd International Symposium on Biomedical Imaging (ISBI)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":10,"referenced_works":["https://openalex.org/W1571673129","https://openalex.org/W2897513125","https://openalex.org/W3118485952","https://openalex.org/W3202133882","https://openalex.org/W4324383802","https://openalex.org/W4391972914","https://openalex.org/W4394582276","https://openalex.org/W4414129321","https://openalex.org/W4414418007","https://openalex.org/W4416866873"],"related_works":[],"abstract_inverted_index":{"Sarcopenia":[0,157],"is":[1,46],"an":[2,54],"age-related":[3],"condition":[4],"characterized":[5],"by":[6],"progressive":[7],"loss":[8],"of":[9,29,180],"skeletal":[10],"muscle":[11,41,102],"mass,":[12],"quality":[13],"and":[14,20,49,92,104,140,167,185],"function,":[15],"leading":[16],"to":[17,27,73,99,124,153],"increased":[18],"morbidity":[19],"mortality.":[21],"Early":[22],"detection":[23],"remains":[24],"challenging":[25],"due":[26],"lack":[28],"scalable":[30,189],"assessment":[31,191],"tools.":[32],"POCUS":[33,63],"offers":[34],"a":[35,121,149,155],"portable,":[36],"non-ionizing":[37],"modality":[38],"for":[39,57,188],"bedside":[40],"evaluation,":[42],"but":[43],"currently":[44],"analysis":[45],"operator":[47],"dependent":[48],"time-consuming.":[50],"This":[51,115],"study":[52],"proposes,":[53],"automated":[55],"framework":[56],"sarcopenia":[58,190],"risk":[59],"stratification":[60],"from":[61,83],"standardized":[62],"acquisitions.":[64],"A":[65,129,135],"Vision":[66],"transformer-based":[67],"segmentation":[68],"model":[69,88],"(UltraSAM)":[70],"was":[71,118],"fine-tuned":[72],"delineate":[74],"three":[75],"lower-limb":[76],"muscles":[77],"in":[78],"Bmode":[79],"ultrasound":[80],"images":[81],"acquired":[82],"70":[84],"elderly":[85],"inpatients.":[86],"The":[87,161,174],"achieved":[89,163],"88.0%":[90],"Dice":[91],"79.6%.":[93],"IoU.":[94],"Segmentation":[95],"masks":[96],"were":[97,110,146],"used":[98],"automatically":[100],"estimate":[101],"thickness":[103],"extract":[105],"reproducible":[106],"radiomic":[107],"features,":[108],"which":[109],"combined":[111,147],"with":[112],"clinical":[113,186],"variables.":[114],"feature":[116],"set":[117],"integrated":[119],"within":[120],"nested":[122],"crossvalidation":[123],"predict":[125],"<tex":[126],"xmlns:mml=\"http://www.w3.org/1998/Math/MathML\"":[127],"xmlns:xlink=\"http://www.w3.org/1999/xlink\">$S":[128],"R":[130,136],"C-F":[131,137],"\\geq":[132,138],"2,":[133],"S":[134],"5$</tex>":[139],"low":[141],"handgrip":[142],"strength.":[143],"These":[144],"classifiers":[145],"using":[148,192],"rule-based":[150],"ensemble":[151,162],"strategy":[152],"derive":[154],"unified":[156],"Risk":[158],"Ultrasound":[159],"(SaRUS).":[160],"75.6%":[164],"balanced":[165],"accuracy":[166],"84.6%":[168],"sensitivity,":[169],"demonstrating":[170],"strong":[171],"screening":[172],"capability.":[173],"proposed":[175],"approach":[176],"highlights":[177],"the":[178],"potential":[179],"integrating":[181],"AI-driven":[182],"segmentation,":[183],"radiomics,":[184],"indicators":[187],"POCUS.":[193]},"counts_by_year":[],"updated_date":"2026-05-22T06:13:13.366637","created_date":"2026-05-21T00:00:00"}