{"id":"https://openalex.org/W2539095082","doi":"https://doi.org/10.1109/embc.2016.7591185","title":"Portable forced oscillation device for point-of-care pulmonary function testing","display_name":"Portable forced oscillation device for point-of-care pulmonary function testing","publication_year":2016,"publication_date":"2016-08-01","ids":{"openalex":"https://openalex.org/W2539095082","doi":"https://doi.org/10.1109/embc.2016.7591185","mag":"2539095082","pmid":"https://pubmed.ncbi.nlm.nih.gov/28268783"},"language":"en","primary_location":{"id":"doi:10.1109/embc.2016.7591185","is_oa":false,"landing_page_url":"https://doi.org/10.1109/embc.2016.7591185","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2016 38th Annual International Conference of the IEEE Engineering in Medicine and Biology Society (EMBC)","raw_type":"proceedings-article"},"type":"conference-paper","indexed_in":["crossref","pubmed"],"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/A5075803982","display_name":"Jian Cao","orcid":"https://orcid.org/0000-0003-3090-8557"},"institutions":[{"id":"https://openalex.org/I74775410","display_name":"Rice University","ror":"https://ror.org/008zs3103","country_code":"US","type":"education","lineage":["https://openalex.org/I74775410"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Jian Cao","raw_affiliation_strings":["Department of Electrical and Computer Engineering, Rice University, Houston, TX, USA","Department of Electrical & Computer Engineering, Rice University, Houston, TX 77025, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Engineering, Rice University, Houston, TX, USA","institution_ids":["https://openalex.org/I74775410"]},{"raw_affiliation_string":"Department of Electrical & Computer Engineering, Rice University, Houston, TX 77025, USA","institution_ids":["https://openalex.org/I74775410"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5072109473","display_name":"Ashutosh Sabharwal","orcid":"https://orcid.org/0000-0003-1898-5787"},"institutions":[{"id":"https://openalex.org/I74775410","display_name":"Rice University","ror":"https://ror.org/008zs3103","country_code":"US","type":"education","lineage":["https://openalex.org/I74775410"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Ashutosh Sabharwal","raw_affiliation_strings":["Department of Electrical and Computer Engineering, Rice University, Houston, TX, USA","Department of Electrical & Computer Engineering, Rice University, Houston, TX 77025, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Engineering, Rice University, Houston, TX, USA","institution_ids":["https://openalex.org/I74775410"]},{"raw_affiliation_string":"Department of Electrical & Computer Engineering, Rice University, Houston, TX 77025, USA","institution_ids":["https://openalex.org/I74775410"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I74775410"],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":false,"cited_by_count":3,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":"2016","issue":null,"first_page":"2282","last_page":"2286"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11196","display_name":"Non-Invasive Vital Sign Monitoring","score":0.9970999956130981,"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/T11196","display_name":"Non-Invasive Vital Sign Monitoring","score":0.9970999956130981,"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/T12419","display_name":"Phonocardiography and Auscultation Techniques","score":0.9957000017166138,"subfield":{"id":"https://openalex.org/subfields/2740","display_name":"Pulmonary and Respiratory Medicine"},"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/T10143","display_name":"Chronic Obstructive Pulmonary Disease (COPD) Research","score":0.9923999905586243,"subfield":{"id":"https://openalex.org/subfields/2740","display_name":"Pulmonary and Respiratory Medicine"},"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/repeatability","display_name":"Repeatability","score":0.6607077121734619},{"id":"https://openalex.org/keywords/oscillation","display_name":"Oscillation (cell signaling)","score":0.584051787853241},{"id":"https://openalex.org/keywords/forced-oscillation","display_name":"Forced oscillation","score":0.5836833715438843},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5609515309333801},{"id":"https://openalex.org/keywords/waveform","display_name":"Waveform","score":0.5351001024246216},{"id":"https://openalex.org/keywords/signal","display_name":"SIGNAL (programming language)","score":0.5314556360244751},{"id":"https://openalex.org/keywords/electrical-impedance","display_name":"Electrical impedance","score":0.49034976959228516},{"id":"https://openalex.org/keywords/amplitude","display_name":"Amplitude","score":0.4486626386642456},{"id":"https://openalex.org/keywords/signal-processing","display_name":"Signal processing","score":0.4188099503517151},{"id":"https://openalex.org/keywords/sensitivity","display_name":"Sensitivity (control systems)","score":0.41246429085731506},{"id":"https://openalex.org/keywords/control-theory","display_name":"Control theory (sociology)","score":0.3923500180244446},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.37515348196029663},{"id":"https://openalex.org/keywords/acoustics","display_name":"Acoustics","score":0.3438572883605957},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.22219327092170715},{"id":"https://openalex.org/keywords/electrical-engineering","display_name":"Electrical engineering","score":0.16708499193191528},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.15941959619522095},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.11899051070213318},{"id":"https://openalex.org/keywords/computer-hardware","display_name":"Computer hardware","score":0.10232409834861755},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.10177618265151978},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.08756548166275024},{"id":"https://openalex.org/keywords/digital-signal-processing","display_name":"Digital signal processing","score":0.07763656973838806}],"concepts":[{"id":"https://openalex.org/C154020017","wikidata":"https://www.wikidata.org/wiki/Q520171","display_name":"Repeatability","level":2,"score":0.6607077121734619},{"id":"https://openalex.org/C2778439541","wikidata":"https://www.wikidata.org/wiki/Q7106412","display_name":"Oscillation (cell signaling)","level":2,"score":0.584051787853241},{"id":"https://openalex.org/C2985859680","wikidata":"https://www.wikidata.org/wiki/Q170475","display_name":"Forced oscillation","level":3,"score":0.5836833715438843},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5609515309333801},{"id":"https://openalex.org/C197424946","wikidata":"https://www.wikidata.org/wiki/Q1165717","display_name":"Waveform","level":3,"score":0.5351001024246216},{"id":"https://openalex.org/C2779843651","wikidata":"https://www.wikidata.org/wiki/Q7390335","display_name":"SIGNAL (programming language)","level":2,"score":0.5314556360244751},{"id":"https://openalex.org/C17829176","wikidata":"https://www.wikidata.org/wiki/Q179043","display_name":"Electrical impedance","level":2,"score":0.49034976959228516},{"id":"https://openalex.org/C180205008","wikidata":"https://www.wikidata.org/wiki/Q159190","display_name":"Amplitude","level":2,"score":0.4486626386642456},{"id":"https://openalex.org/C104267543","wikidata":"https://www.wikidata.org/wiki/Q208163","display_name":"Signal processing","level":3,"score":0.4188099503517151},{"id":"https://openalex.org/C21200559","wikidata":"https://www.wikidata.org/wiki/Q7451068","display_name":"Sensitivity (control systems)","level":2,"score":0.41246429085731506},{"id":"https://openalex.org/C47446073","wikidata":"https://www.wikidata.org/wiki/Q5165890","display_name":"Control theory (sociology)","level":3,"score":0.3923500180244446},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.37515348196029663},{"id":"https://openalex.org/C24890656","wikidata":"https://www.wikidata.org/wiki/Q82811","display_name":"Acoustics","level":1,"score":0.3438572883605957},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.22219327092170715},{"id":"https://openalex.org/C119599485","wikidata":"https://www.wikidata.org/wiki/Q43035","display_name":"Electrical engineering","level":1,"score":0.16708499193191528},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.15941959619522095},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.11899051070213318},{"id":"https://openalex.org/C9390403","wikidata":"https://www.wikidata.org/wiki/Q3966","display_name":"Computer hardware","level":1,"score":0.10232409834861755},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.10177618265151978},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.08756548166275024},{"id":"https://openalex.org/C84462506","wikidata":"https://www.wikidata.org/wiki/Q173142","display_name":"Digital signal processing","level":2,"score":0.07763656973838806},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"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/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.0},{"id":"https://openalex.org/C554190296","wikidata":"https://www.wikidata.org/wiki/Q47528","display_name":"Radar","level":2,"score":0.0},{"id":"https://openalex.org/C2775924081","wikidata":"https://www.wikidata.org/wiki/Q55608371","display_name":"Control (management)","level":2,"score":0.0},{"id":"https://openalex.org/C54355233","wikidata":"https://www.wikidata.org/wiki/Q7162","display_name":"Genetics","level":1,"score":0.0}],"mesh":[{"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":"D008168","descriptor_name":"Lung","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D008168","descriptor_name":"Lung","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D008168","descriptor_name":"Lung","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D012129","descriptor_name":"Respiratory Function Tests","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D012129","descriptor_name":"Respiratory Function Tests","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D012129","descriptor_name":"Respiratory Function Tests","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D012143","descriptor_name":"Respiratory Physiological Phenomena","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D012143","descriptor_name":"Respiratory Physiological Phenomena","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D012143","descriptor_name":"Respiratory Physiological Phenomena","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D012815","descriptor_name":"Signal Processing, Computer-Assisted","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D012815","descriptor_name":"Signal Processing, Computer-Assisted","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D012815","descriptor_name":"Signal Processing, Computer-Assisted","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D017097","descriptor_name":"Electric Impedance","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D017097","descriptor_name":"Electric Impedance","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D017097","descriptor_name":"Electric Impedance","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D019095","descriptor_name":"Point-of-Care Systems","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D019095","descriptor_name":"Point-of-Care Systems","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D019095","descriptor_name":"Point-of-Care Systems","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true}],"locations_count":2,"locations":[{"id":"doi:10.1109/embc.2016.7591185","is_oa":false,"landing_page_url":"https://doi.org/10.1109/embc.2016.7591185","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2016 38th Annual International Conference of the IEEE Engineering in Medicine and Biology Society (EMBC)","raw_type":"proceedings-article"},{"id":"pmid:28268783","is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/28268783","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":"Annual International Conference of the IEEE Engineering in Medicine and Biology Society. IEEE Engineering in Medicine and Biology Society. Annual International Conference","raw_type":null}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":18,"referenced_works":["https://openalex.org/W64362699","https://openalex.org/W192914847","https://openalex.org/W1270873496","https://openalex.org/W1567172207","https://openalex.org/W2007281489","https://openalex.org/W2032763254","https://openalex.org/W2033091014","https://openalex.org/W2035231243","https://openalex.org/W2085026309","https://openalex.org/W2093561492","https://openalex.org/W2102252471","https://openalex.org/W2106822551","https://openalex.org/W2118449801","https://openalex.org/W2121723943","https://openalex.org/W2147331647","https://openalex.org/W2156369203","https://openalex.org/W2169991955","https://openalex.org/W6607828127"],"related_works":["https://openalex.org/W4291752304","https://openalex.org/W2386911302","https://openalex.org/W3108384143","https://openalex.org/W2295769320","https://openalex.org/W2905493481","https://openalex.org/W4214640308","https://openalex.org/W1633468101","https://openalex.org/W3088818174","https://openalex.org/W2387951630","https://openalex.org/W2367940508"],"abstract_inverted_index":{"The":[0,108,129],"forced":[1,43],"oscillation":[2,44],"technique":[3],"(FOT)":[4],"provides":[5],"a":[6,39,48],"simple":[7],"and":[8,21,41,51,68,91,105,121,134],"accurate":[9],"approach":[10],"for":[11,74,118],"pulmonary":[12,59],"function":[13,60,114],"testing.":[14,61],"However,":[15],"most":[16],"current":[17],"devices":[18],"are":[19],"large":[20],"high":[22],"cost,":[23],"hence":[24],"the":[25,36,70,80,96,99,112,122,136],"test":[26],"remains":[27],"sparingly":[28],"used.":[29],"To":[30],"address":[31],"this":[32,63],"problem,":[33],"we":[34,65,78,94],"verified":[35],"feasibility":[37],"of":[38,83,98],"smart":[40],"portable":[42],"device":[45,100,130],"based":[46],"on":[47],"small":[49],"subwoofer":[50],"ultrasonic":[52],"sensor":[53],"that":[54,111],"is":[55,115,125],"targeted":[56],"at":[57],"point-of-care":[58],"In":[62],"paper,":[64],"first":[66],"develop":[67],"optimize":[69],"signal":[71,81],"processing":[72],"algorithm":[73],"impedance":[75],"estimation.":[76],"Then":[77],"characterize":[79],"quality":[82],"programmable":[84],"oscillatory":[85],"waveforms":[86],"with":[87],"varying":[88],"frequency,":[89],"amplitude":[90],"duration.":[92],"Finally,":[93],"evaluate":[95],"performance":[97],"against":[101],"both":[102],"mechanical":[103],"models":[104],"human":[106],"subjects.":[107],"results":[109],"show":[110],"coherence":[113],"above":[116],"0.9":[117],"all":[119],"frequencies":[120],"measurement":[123],"error":[124],"less":[126],"than":[127],"10%.":[128],"yields":[131],"good":[132],"repeatability":[133],"satisfies":[135],"clinical":[137],"diagnostic":[138],"requirements.":[139]},"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2021,"cited_by_count":1},{"year":2018,"cited_by_count":1}],"updated_date":"2026-07-14T23:27:15.235271","created_date":"2025-10-10T00:00:00"}