{"id":"https://openalex.org/W3136764492","doi":"https://doi.org/10.1109/access.2021.3067311","title":"An Effective Machine Learning Approach for Identifying Non-Severe and Severe Coronavirus Disease 2019 Patients in a Rural Chinese Population: The Wenzhou Retrospective Study","display_name":"An Effective Machine Learning Approach for Identifying Non-Severe and Severe Coronavirus Disease 2019 Patients in a Rural Chinese Population: The Wenzhou Retrospective Study","publication_year":2021,"publication_date":"2021-01-01","ids":{"openalex":"https://openalex.org/W3136764492","doi":"https://doi.org/10.1109/access.2021.3067311","mag":"3136764492","pmid":"https://pubmed.ncbi.nlm.nih.gov/34786313"},"language":"en","primary_location":{"id":"doi:10.1109/access.2021.3067311","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2021.3067311","pdf_url":"https://ieeexplore.ieee.org/ielx7/6287639/9312710/09381865.pdf","source":{"id":"https://openalex.org/S2485537415","display_name":"IEEE Access","issn_l":"2169-3536","issn":["2169-3536"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Access","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","doaj","pubmed"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://ieeexplore.ieee.org/ielx7/6287639/9312710/09381865.pdf","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5101600199","display_name":"Peiliang Wu","orcid":"https://orcid.org/0000-0002-6113-0779"},"institutions":[{"id":"https://openalex.org/I27781120","display_name":"Wenzhou Medical University","ror":"https://ror.org/00rd5t069","country_code":"CN","type":"education","lineage":["https://openalex.org/I27781120"]},{"id":"https://openalex.org/I2801769982","display_name":"First Affiliated Hospital of Wenzhou Medical University","ror":"https://ror.org/03cyvdv85","country_code":"CN","type":"healthcare","lineage":["https://openalex.org/I2801769982"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Peiliang Wu","raw_affiliation_strings":["Department of Pulmonary and Critical Care MedicineThe First Affiliated Hospital of Wenzhou Medical University Wenzhou 325000 China","Department of Pulmonary and Critical Care Medicine, The First Affiliated Hospital of Wenzhou Medical University, Wenzhou, China"],"raw_orcid":"https://orcid.org/0000-0002-6113-0779","affiliations":[{"raw_affiliation_string":"Department of Pulmonary and Critical Care MedicineThe First Affiliated Hospital of Wenzhou Medical University Wenzhou 325000 China","institution_ids":["https://openalex.org/I27781120","https://openalex.org/I2801769982"]},{"raw_affiliation_string":"Department of Pulmonary and Critical Care Medicine, The First Affiliated Hospital of Wenzhou Medical University, Wenzhou, China","institution_ids":["https://openalex.org/I27781120","https://openalex.org/I2801769982"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100423344","display_name":"Hua Ye","orcid":"https://orcid.org/0000-0003-2641-3578"},"institutions":[{"id":"https://openalex.org/I27781120","display_name":"Wenzhou Medical University","ror":"https://ror.org/00rd5t069","country_code":"CN","type":"education","lineage":["https://openalex.org/I27781120"]},{"id":"https://openalex.org/I4210164143","display_name":"Yueqing People's Hospital","ror":"https://ror.org/054t0kh70","country_code":"CN","type":"healthcare","lineage":["https://openalex.org/I4210164143"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Hua Ye","raw_affiliation_strings":["Department of Pulmonary and Critical Care MedicineAffiliated Yueqing Hospital, Wenzhou Medical University Yueqing 325600 China","Department of Pulmonary and Critical Care Medicine, Affiliated Yueqing Hospital, Wenzhou Medical University, Yueqing, China"],"raw_orcid":"https://orcid.org/0000-0003-2641-3578","affiliations":[{"raw_affiliation_string":"Department of Pulmonary and Critical Care MedicineAffiliated Yueqing Hospital, Wenzhou Medical University Yueqing 325600 China","institution_ids":["https://openalex.org/I4210164143"]},{"raw_affiliation_string":"Department of Pulmonary and Critical Care Medicine, Affiliated Yueqing Hospital, Wenzhou Medical University, Yueqing, China","institution_ids":["https://openalex.org/I4210164143","https://openalex.org/I27781120"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101478912","display_name":"Xueding Cai","orcid":"https://orcid.org/0000-0003-2486-6573"},"institutions":[{"id":"https://openalex.org/I27781120","display_name":"Wenzhou Medical University","ror":"https://ror.org/00rd5t069","country_code":"CN","type":"education","lineage":["https://openalex.org/I27781120"]},{"id":"https://openalex.org/I2801769982","display_name":"First Affiliated Hospital of Wenzhou Medical University","ror":"https://ror.org/03cyvdv85","country_code":"CN","type":"healthcare","lineage":["https://openalex.org/I2801769982"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xueding Cai","raw_affiliation_strings":["Department of Pulmonary and Critical Care MedicineThe First Affiliated Hospital of Wenzhou Medical University Wenzhou 325000 China","Department of Pulmonary and Critical Care Medicine, The First Affiliated Hospital of Wenzhou Medical University, Wenzhou, China"],"raw_orcid":"https://orcid.org/0000-0003-2486-6573","affiliations":[{"raw_affiliation_string":"Department of Pulmonary and Critical Care MedicineThe First Affiliated Hospital of Wenzhou Medical University Wenzhou 325000 China","institution_ids":["https://openalex.org/I27781120","https://openalex.org/I2801769982"]},{"raw_affiliation_string":"Department of Pulmonary and Critical Care Medicine, The First Affiliated Hospital of Wenzhou Medical University, Wenzhou, China","institution_ids":["https://openalex.org/I27781120","https://openalex.org/I2801769982"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5056280508","display_name":"Chengye Li","orcid":"https://orcid.org/0000-0002-7048-3736"},"institutions":[{"id":"https://openalex.org/I27781120","display_name":"Wenzhou Medical University","ror":"https://ror.org/00rd5t069","country_code":"CN","type":"education","lineage":["https://openalex.org/I27781120"]},{"id":"https://openalex.org/I2801769982","display_name":"First Affiliated Hospital of Wenzhou Medical University","ror":"https://ror.org/03cyvdv85","country_code":"CN","type":"healthcare","lineage":["https://openalex.org/I2801769982"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Chengye Li","raw_affiliation_strings":["Department of Pulmonary and Critical Care MedicineThe First Affiliated Hospital of Wenzhou Medical University Wenzhou 325000 China","Department of Pulmonary and Critical Care Medicine, The First Affiliated Hospital of Wenzhou Medical University, Wenzhou, China"],"raw_orcid":"https://orcid.org/0000-0002-7048-3736","affiliations":[{"raw_affiliation_string":"Department of Pulmonary and Critical Care MedicineThe First Affiliated Hospital of Wenzhou Medical University Wenzhou 325000 China","institution_ids":["https://openalex.org/I27781120","https://openalex.org/I2801769982"]},{"raw_affiliation_string":"Department of Pulmonary and Critical Care Medicine, The First Affiliated Hospital of Wenzhou Medical University, Wenzhou, China","institution_ids":["https://openalex.org/I27781120","https://openalex.org/I2801769982"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100622912","display_name":"Shimin Li","orcid":"https://orcid.org/0000-0003-0216-2639"},"institutions":[{"id":"https://openalex.org/I146620803","display_name":"Wenzhou University","ror":"https://ror.org/020hxh324","country_code":"CN","type":"education","lineage":["https://openalex.org/I146620803"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Shimin Li","raw_affiliation_strings":["College of Computer Science and Artificial IntelligenceWenzhou University Wenzhou 325035 China","College of Computer Science and Artificial Intelligence, Wenzhou University, Wenzhou, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"College of Computer Science and Artificial IntelligenceWenzhou University Wenzhou 325035 China","institution_ids":["https://openalex.org/I146620803"]},{"raw_affiliation_string":"College of Computer Science and Artificial Intelligence, Wenzhou University, Wenzhou, China","institution_ids":["https://openalex.org/I146620803"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5102819644","display_name":"Mengxiang Chen","orcid":"https://orcid.org/0000-0002-8927-0917"},"institutions":[{"id":"https://openalex.org/I27781120","display_name":"Wenzhou Medical University","ror":"https://ror.org/00rd5t069","country_code":"CN","type":"education","lineage":["https://openalex.org/I27781120"]},{"id":"https://openalex.org/I2801769982","display_name":"First Affiliated Hospital of Wenzhou Medical University","ror":"https://ror.org/03cyvdv85","country_code":"CN","type":"healthcare","lineage":["https://openalex.org/I2801769982"]},{"id":"https://openalex.org/I4210100203","display_name":"Wenzhou Vocational College of Science and Technology","ror":"https://ror.org/0122fj965","country_code":"CN","type":"education","lineage":["https://openalex.org/I4210100203"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Mengxiang Chen","raw_affiliation_strings":["Department of Information TechnologyWenzhou Vocational College of Science and Technology Wenzhou 325006 China","Department of Pulmonary and Critical Care MedicineThe First Affiliated Hospital of Wenzhou Medical University Wenzhou 325000 China","Department of Information Technology, Wenzhou Vocational College of Science and Technology, Wenzhou, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Information TechnologyWenzhou Vocational College of Science and Technology Wenzhou 325006 China","institution_ids":["https://openalex.org/I4210100203"]},{"raw_affiliation_string":"Department of Pulmonary and Critical Care MedicineThe First Affiliated Hospital of Wenzhou Medical University Wenzhou 325000 China","institution_ids":["https://openalex.org/I27781120","https://openalex.org/I2801769982"]},{"raw_affiliation_string":"Department of Information Technology, Wenzhou Vocational College of Science and Technology, Wenzhou, China","institution_ids":["https://openalex.org/I4210100203"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5043777472","display_name":"Mingjing Wang","orcid":"https://orcid.org/0000-0003-1985-4076"},"institutions":[{"id":"https://openalex.org/I146620803","display_name":"Wenzhou University","ror":"https://ror.org/020hxh324","country_code":"CN","type":"education","lineage":["https://openalex.org/I146620803"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Mingjing Wang","raw_affiliation_strings":["College of Computer Science and Artificial IntelligenceWenzhou University Wenzhou 325035 China","College of Computer Science and Artificial Intelligence, Wenzhou University, Wenzhou, China"],"raw_orcid":"https://orcid.org/0000-0003-1985-4076","affiliations":[{"raw_affiliation_string":"College of Computer Science and Artificial IntelligenceWenzhou University Wenzhou 325035 China","institution_ids":["https://openalex.org/I146620803"]},{"raw_affiliation_string":"College of Computer Science and Artificial Intelligence, Wenzhou University, Wenzhou, China","institution_ids":["https://openalex.org/I146620803"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5028441474","display_name":"Ali Asghar Heidari","orcid":"https://orcid.org/0000-0001-6938-9948"},"institutions":[{"id":"https://openalex.org/I165932596","display_name":"National University of Singapore","ror":"https://ror.org/01tgyzw49","country_code":"SG","type":"education","lineage":["https://openalex.org/I165932596"]},{"id":"https://openalex.org/I23946033","display_name":"University of Tehran","ror":"https://ror.org/05vf56z40","country_code":"IR","type":"education","lineage":["https://openalex.org/I23946033"]}],"countries":["IR","SG"],"is_corresponding":false,"raw_author_name":"Ali Asghar Heidari","raw_affiliation_strings":["Department of Computer ScienceSchool of ComputingNational University of Singapore Singapore 117417","School of Surveying and Geospatial Engineering, College of EngineeringUniversity of Tehran Tehran 1417466191 Iran","Department of Computer Science, School of Computing, National University of Singapore, Singapore","School of Surveying and Geospatial Engineering, College of Engineering, University of Tehran, Tehran, Iran"],"raw_orcid":"https://orcid.org/0000-0001-6938-9948","affiliations":[{"raw_affiliation_string":"Department of Computer ScienceSchool of ComputingNational University of Singapore Singapore 117417","institution_ids":["https://openalex.org/I165932596"]},{"raw_affiliation_string":"School of Surveying and Geospatial Engineering, College of EngineeringUniversity of Tehran Tehran 1417466191 Iran","institution_ids":["https://openalex.org/I23946033"]},{"raw_affiliation_string":"Department of Computer Science, School of Computing, National University of Singapore, Singapore","institution_ids":["https://openalex.org/I165932596"]},{"raw_affiliation_string":"School of Surveying and Geospatial Engineering, College of Engineering, University of Tehran, Tehran, Iran","institution_ids":["https://openalex.org/I23946033"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5046978287","display_name":"Mayun Chen","orcid":"https://orcid.org/0000-0001-5403-4204"},"institutions":[{"id":"https://openalex.org/I27781120","display_name":"Wenzhou Medical University","ror":"https://ror.org/00rd5t069","country_code":"CN","type":"education","lineage":["https://openalex.org/I27781120"]},{"id":"https://openalex.org/I2801769982","display_name":"First Affiliated Hospital of Wenzhou Medical University","ror":"https://ror.org/03cyvdv85","country_code":"CN","type":"healthcare","lineage":["https://openalex.org/I2801769982"]},{"id":"https://openalex.org/I4210100203","display_name":"Wenzhou Vocational College of Science and Technology","ror":"https://ror.org/0122fj965","country_code":"CN","type":"education","lineage":["https://openalex.org/I4210100203"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Mayun Chen","raw_affiliation_strings":["Department of Information TechnologyWenzhou Vocational College of Science and Technology Wenzhou 325006 China","Department of Pulmonary and Critical Care MedicineThe First Affiliated Hospital of Wenzhou Medical University Wenzhou 325000 China","Department of Pulmonary and Critical Care Medicine, The First Affiliated Hospital of Wenzhou Medical University, Wenzhou, China"],"raw_orcid":"https://orcid.org/0000-0001-5403-4204","affiliations":[{"raw_affiliation_string":"Department of Information TechnologyWenzhou Vocational College of Science and Technology Wenzhou 325006 China","institution_ids":["https://openalex.org/I4210100203"]},{"raw_affiliation_string":"Department of Pulmonary and Critical Care MedicineThe First Affiliated Hospital of Wenzhou Medical University Wenzhou 325000 China","institution_ids":["https://openalex.org/I27781120","https://openalex.org/I2801769982"]},{"raw_affiliation_string":"Department of Pulmonary and Critical Care Medicine, The First Affiliated Hospital of Wenzhou Medical University, Wenzhou, China","institution_ids":["https://openalex.org/I27781120","https://openalex.org/I2801769982"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5045399243","display_name":"Jifa Li","orcid":"https://orcid.org/0000-0002-7189-2646"},"institutions":[{"id":"https://openalex.org/I27781120","display_name":"Wenzhou Medical University","ror":"https://ror.org/00rd5t069","country_code":"CN","type":"education","lineage":["https://openalex.org/I27781120"]},{"id":"https://openalex.org/I4210164143","display_name":"Yueqing People's Hospital","ror":"https://ror.org/054t0kh70","country_code":"CN","type":"healthcare","lineage":["https://openalex.org/I4210164143"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Jifa Li","raw_affiliation_strings":["Department of Pulmonary and Critical Care MedicineAffiliated Yueqing Hospital, Wenzhou Medical University Yueqing 325600 China","Department of Pulmonary and Critical Care Medicine, Affiliated Yueqing Hospital, Wenzhou Medical University, Yueqing, China"],"raw_orcid":"https://orcid.org/0000-0002-7189-2646","affiliations":[{"raw_affiliation_string":"Department of Pulmonary and Critical Care MedicineAffiliated Yueqing Hospital, Wenzhou Medical University Yueqing 325600 China","institution_ids":["https://openalex.org/I4210164143"]},{"raw_affiliation_string":"Department of Pulmonary and Critical Care Medicine, Affiliated Yueqing Hospital, Wenzhou Medical University, Yueqing, China","institution_ids":["https://openalex.org/I4210164143","https://openalex.org/I27781120"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100648348","display_name":"Huiling Chen","orcid":"https://orcid.org/0000-0002-7714-9693"},"institutions":[{"id":"https://openalex.org/I146620803","display_name":"Wenzhou University","ror":"https://ror.org/020hxh324","country_code":"CN","type":"education","lineage":["https://openalex.org/I146620803"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Huiling Chen","raw_affiliation_strings":["College of Computer Science and Artificial IntelligenceWenzhou University Wenzhou 325035 China","College of Computer Science and Artificial Intelligence, Wenzhou University, Wenzhou, China"],"raw_orcid":"https://orcid.org/0000-0002-7714-9693","affiliations":[{"raw_affiliation_string":"College of Computer Science and Artificial IntelligenceWenzhou University Wenzhou 325035 China","institution_ids":["https://openalex.org/I146620803"]},{"raw_affiliation_string":"College of Computer Science and Artificial Intelligence, Wenzhou University, Wenzhou, China","institution_ids":["https://openalex.org/I146620803"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5089236295","display_name":"Xiaoying Huang","orcid":"https://orcid.org/0000-0003-4854-0922"},"institutions":[{"id":"https://openalex.org/I27781120","display_name":"Wenzhou Medical University","ror":"https://ror.org/00rd5t069","country_code":"CN","type":"education","lineage":["https://openalex.org/I27781120"]},{"id":"https://openalex.org/I2801769982","display_name":"First Affiliated Hospital of Wenzhou Medical University","ror":"https://ror.org/03cyvdv85","country_code":"CN","type":"healthcare","lineage":["https://openalex.org/I2801769982"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xiaoying Huang","raw_affiliation_strings":["Department of Pulmonary and Critical Care MedicineThe First Affiliated Hospital of Wenzhou Medical University Wenzhou 325000 China","Department of Pulmonary and Critical Care Medicine, The First Affiliated Hospital of Wenzhou Medical University, Wenzhou, China"],"raw_orcid":"https://orcid.org/0000-0003-4854-0922","affiliations":[{"raw_affiliation_string":"Department of Pulmonary and Critical Care MedicineThe First Affiliated Hospital of Wenzhou Medical University Wenzhou 325000 China","institution_ids":["https://openalex.org/I27781120","https://openalex.org/I2801769982"]},{"raw_affiliation_string":"Department of Pulmonary and Critical Care Medicine, The First Affiliated Hospital of Wenzhou Medical University, Wenzhou, China","institution_ids":["https://openalex.org/I27781120","https://openalex.org/I2801769982"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5101538284","display_name":"Liangxing Wang","orcid":"https://orcid.org/0000-0002-1312-9554"},"institutions":[{"id":"https://openalex.org/I27781120","display_name":"Wenzhou Medical University","ror":"https://ror.org/00rd5t069","country_code":"CN","type":"education","lineage":["https://openalex.org/I27781120"]},{"id":"https://openalex.org/I2801769982","display_name":"First Affiliated Hospital of Wenzhou Medical University","ror":"https://ror.org/03cyvdv85","country_code":"CN","type":"healthcare","lineage":["https://openalex.org/I2801769982"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Liangxing Wang","raw_affiliation_strings":["Department of Pulmonary and Critical Care MedicineThe First Affiliated Hospital of Wenzhou Medical University Wenzhou 325000 China","Department of Pulmonary and Critical Care Medicine, The First Affiliated Hospital of Wenzhou Medical University, Wenzhou, China"],"raw_orcid":"https://orcid.org/0000-0002-1312-9554","affiliations":[{"raw_affiliation_string":"Department of Pulmonary and Critical Care MedicineThe First Affiliated Hospital of Wenzhou Medical University Wenzhou 325000 China","institution_ids":["https://openalex.org/I27781120","https://openalex.org/I2801769982"]},{"raw_affiliation_string":"Department of Pulmonary and Critical Care Medicine, The First Affiliated Hospital of Wenzhou Medical University, Wenzhou, China","institution_ids":["https://openalex.org/I27781120","https://openalex.org/I2801769982"]}]}],"institutions":[],"countries_distinct_count":3,"institutions_distinct_count":7,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":{"value":1850,"currency":"USD","value_usd":1850},"apc_paid":{"value":1850,"currency":"USD","value_usd":1850},"fwci":3.3756,"has_fulltext":true,"cited_by_count":25,"citation_normalized_percentile":{"value":0.92748441,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":91,"max":99},"biblio":{"volume":"9","issue":null,"first_page":"45486","last_page":"45503"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11775","display_name":"COVID-19 diagnosis using AI","score":0.9986000061035156,"subfield":{"id":"https://openalex.org/subfields/2741","display_name":"Radiology, Nuclear Medicine and Imaging"},"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/T11775","display_name":"COVID-19 diagnosis using AI","score":0.9986000061035156,"subfield":{"id":"https://openalex.org/subfields/2741","display_name":"Radiology, Nuclear Medicine and Imaging"},"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/T12874","display_name":"Digital Imaging for Blood Diseases","score":0.9889000058174133,"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/T10041","display_name":"COVID-19 Clinical Research Studies","score":0.9851999878883362,"subfield":{"id":"https://openalex.org/subfields/2725","display_name":"Infectious Diseases"},"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/support-vector-machine","display_name":"Support vector machine","score":0.7895858287811279},{"id":"https://openalex.org/keywords/random-forest","display_name":"Random forest","score":0.7819844484329224},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6954735517501831},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.6614638566970825},{"id":"https://openalex.org/keywords/machine-learning","display_name":"Machine learning","score":0.6254048347473145},{"id":"https://openalex.org/keywords/coronavirus-disease-2019","display_name":"Coronavirus disease 2019 (COVID-19)","score":0.5620774626731873},{"id":"https://openalex.org/keywords/sma*","display_name":"SMA*","score":0.5318605303764343},{"id":"https://openalex.org/keywords/population","display_name":"Population","score":0.48158979415893555},{"id":"https://openalex.org/keywords/stability","display_name":"Stability (learning theory)","score":0.4209105968475342},{"id":"https://openalex.org/keywords/disease","display_name":"Disease","score":0.3345850110054016},{"id":"https://openalex.org/keywords/medicine","display_name":"Medicine","score":0.23323580622673035},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.12732791900634766},{"id":"https://openalex.org/keywords/infectious-disease","display_name":"Infectious disease (medical specialty)","score":0.08392256498336792},{"id":"https://openalex.org/keywords/internal-medicine","display_name":"Internal medicine","score":0.07574021816253662}],"concepts":[{"id":"https://openalex.org/C12267149","wikidata":"https://www.wikidata.org/wiki/Q282453","display_name":"Support vector machine","level":2,"score":0.7895858287811279},{"id":"https://openalex.org/C169258074","wikidata":"https://www.wikidata.org/wiki/Q245748","display_name":"Random forest","level":2,"score":0.7819844484329224},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6954735517501831},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.6614638566970825},{"id":"https://openalex.org/C119857082","wikidata":"https://www.wikidata.org/wiki/Q2539","display_name":"Machine learning","level":1,"score":0.6254048347473145},{"id":"https://openalex.org/C3008058167","wikidata":"https://www.wikidata.org/wiki/Q84263196","display_name":"Coronavirus disease 2019 (COVID-19)","level":4,"score":0.5620774626731873},{"id":"https://openalex.org/C161921814","wikidata":"https://www.wikidata.org/wiki/Q493743","display_name":"SMA*","level":2,"score":0.5318605303764343},{"id":"https://openalex.org/C2908647359","wikidata":"https://www.wikidata.org/wiki/Q2625603","display_name":"Population","level":2,"score":0.48158979415893555},{"id":"https://openalex.org/C112972136","wikidata":"https://www.wikidata.org/wiki/Q7595718","display_name":"Stability (learning theory)","level":2,"score":0.4209105968475342},{"id":"https://openalex.org/C2779134260","wikidata":"https://www.wikidata.org/wiki/Q12136","display_name":"Disease","level":2,"score":0.3345850110054016},{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.23323580622673035},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.12732791900634766},{"id":"https://openalex.org/C524204448","wikidata":"https://www.wikidata.org/wiki/Q788926","display_name":"Infectious disease (medical specialty)","level":3,"score":0.08392256498336792},{"id":"https://openalex.org/C126322002","wikidata":"https://www.wikidata.org/wiki/Q11180","display_name":"Internal medicine","level":1,"score":0.07574021816253662},{"id":"https://openalex.org/C99454951","wikidata":"https://www.wikidata.org/wiki/Q932068","display_name":"Environmental health","level":1,"score":0.0}],"mesh":[],"locations_count":4,"locations":[{"id":"doi:10.1109/access.2021.3067311","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2021.3067311","pdf_url":"https://ieeexplore.ieee.org/ielx7/6287639/9312710/09381865.pdf","source":{"id":"https://openalex.org/S2485537415","display_name":"IEEE Access","issn_l":"2169-3536","issn":["2169-3536"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Access","raw_type":"journal-article"},{"id":"pmid:34786313","is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/34786313","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":"IEEE access : practical innovations, open solutions","raw_type":null},{"id":"pmh:oai:doaj.org/article:f52159afacae4e3d98f1774f1133750f","is_oa":true,"landing_page_url":"https://doaj.org/article/f52159afacae4e3d98f1774f1133750f","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":"IEEE Access, Vol 9, Pp 45486-45503 (2021)","raw_type":"article"},{"id":"pmh:oai:pubmedcentral.nih.gov:8545214","is_oa":true,"landing_page_url":"https://www.ncbi.nlm.nih.gov/pmc/articles/8545214","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":"IEEE Access","raw_type":"Text"}],"best_oa_location":{"id":"doi:10.1109/access.2021.3067311","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2021.3067311","pdf_url":"https://ieeexplore.ieee.org/ielx7/6287639/9312710/09381865.pdf","source":{"id":"https://openalex.org/S2485537415","display_name":"IEEE Access","issn_l":"2169-3536","issn":["2169-3536"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Access","raw_type":"journal-article"},"sustainable_development_goals":[{"display_name":"Reduced inequalities","id":"https://metadata.un.org/sdg/10","score":0.4699999988079071}],"awards":[{"id":"https://openalex.org/G2149179725","display_name":null,"funder_award_id":"2019RC047","funder_id":"https://openalex.org/F4320328762","funder_display_name":"Health Commission of Zhejiang Province"},{"id":"https://openalex.org/G234832850","display_name":"\u81ea\u566c\u4e0e\u4f4e\u6c27\u6027\u80ba\u52a8\u8109\u9ad8\u538b\u7684\u5173\u7cfb\u53ca\u59dc\u9ec4\u7d20\u7c7b\u4f3c\u7269WZ35\u7684\u4f5c\u7528","funder_award_id":"LQ19H010003","funder_id":"https://openalex.org/F4320338464","funder_display_name":"Natural Science Foundation of Zhejiang Province"},{"id":"https://openalex.org/G4932265006","display_name":null,"funder_award_id":"2020KY177","funder_id":"https://openalex.org/F4320328762","funder_display_name":"Health Commission of Zhejiang Province"},{"id":"https://openalex.org/G5603823347","display_name":null,"funder_award_id":"QNYC114","funder_id":"https://openalex.org/F4320310111","funder_display_name":"Wenzhou Medical University"}],"funders":[{"id":"https://openalex.org/F4320310111","display_name":"Wenzhou Medical University","ror":"https://ror.org/00rd5t069"},{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"},{"id":"https://openalex.org/F4320328762","display_name":"Health Commission of Zhejiang Province","ror":null},{"id":"https://openalex.org/F4320338464","display_name":"Natural Science Foundation of Zhejiang Province","ror":"https://ror.org/01h0zpd94"}],"has_content":{"grobid_xml":true,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W3136764492.pdf","grobid_xml":"https://content.openalex.org/works/W3136764492.grobid-xml"},"referenced_works_count":87,"referenced_works":["https://openalex.org/W1813780612","https://openalex.org/W1901616594","https://openalex.org/W1979876855","https://openalex.org/W1981904722","https://openalex.org/W1982216444","https://openalex.org/W1984064716","https://openalex.org/W2004382335","https://openalex.org/W2016796165","https://openalex.org/W2019878645","https://openalex.org/W2021605290","https://openalex.org/W2041480834","https://openalex.org/W2054291723","https://openalex.org/W2081630054","https://openalex.org/W2091625991","https://openalex.org/W2101774937","https://openalex.org/W2114421929","https://openalex.org/W2145577370","https://openalex.org/W2155993847","https://openalex.org/W2170500525","https://openalex.org/W2177870565","https://openalex.org/W2261214326","https://openalex.org/W2272043041","https://openalex.org/W2285799691","https://openalex.org/W2337405875","https://openalex.org/W2388743748","https://openalex.org/W2462404137","https://openalex.org/W2471411072","https://openalex.org/W2525984666","https://openalex.org/W2551920077","https://openalex.org/W2560919592","https://openalex.org/W2714469070","https://openalex.org/W2738334516","https://openalex.org/W2738586645","https://openalex.org/W2746697180","https://openalex.org/W2759715934","https://openalex.org/W2766624177","https://openalex.org/W2790576426","https://openalex.org/W2888195845","https://openalex.org/W2898217164","https://openalex.org/W2903434143","https://openalex.org/W2911964244","https://openalex.org/W2938888226","https://openalex.org/W2941607477","https://openalex.org/W2945281274","https://openalex.org/W2959607197","https://openalex.org/W2960871125","https://openalex.org/W2971708902","https://openalex.org/W2981114352","https://openalex.org/W2987720834","https://openalex.org/W2988627031","https://openalex.org/W2990585605","https://openalex.org/W3001118548","https://openalex.org/W3002108456","https://openalex.org/W3002623444","https://openalex.org/W3003752833","https://openalex.org/W3005079553","https://openalex.org/W3005655936","https://openalex.org/W3006111207","https://openalex.org/W3006645647","https://openalex.org/W3006671704","https://openalex.org/W3007814559","https://openalex.org/W3008090866","https://openalex.org/W3008250764","https://openalex.org/W3008963226","https://openalex.org/W3009244492","https://openalex.org/W3009876049","https://openalex.org/W3009885589","https://openalex.org/W3009906937","https://openalex.org/W3011041531","https://openalex.org/W3011810856","https://openalex.org/W3012105136","https://openalex.org/W3012376615","https://openalex.org/W3012492786","https://openalex.org/W3012545047","https://openalex.org/W3014974411","https://openalex.org/W3015130991","https://openalex.org/W3027560633","https://openalex.org/W3071964420","https://openalex.org/W3118109004","https://openalex.org/W3127287554","https://openalex.org/W3165656738","https://openalex.org/W6730305022","https://openalex.org/W6773739047","https://openalex.org/W6773857199","https://openalex.org/W6774807847","https://openalex.org/W6775272535","https://openalex.org/W7074032869"],"related_works":["https://openalex.org/W2314873487","https://openalex.org/W2312921815","https://openalex.org/W1970515820","https://openalex.org/W2328815629","https://openalex.org/W4379967118","https://openalex.org/W2329782684","https://openalex.org/W4200112873","https://openalex.org/W2955796858","https://openalex.org/W4224941037","https://openalex.org/W2004826645"],"abstract_inverted_index":{"This":[0],"paper":[1],"has":[2],"proposed":[3,61,132],"an":[4,105,172],"effective":[5,173],"intelligent":[6],"prediction":[7,56],"model":[8,81,169],"that":[9,130,153,166],"can":[10,170],"well":[11],"discriminate":[12],"and":[13,26,35,44,49,75,120,140],"specify":[14],"the":[15,42,47,90,97,111,131,150,167,178],"severity":[16,55],"of":[17,46,71,181],"Coronavirus":[18],"Disease":[19],"2019":[20],"(COVID-19)":[21],"infection":[22],"in":[23],"clinical":[24,179],"diagnosis":[25,175,180],"provide":[27,171],"a":[28,54,72,76,84,164],"criterion":[29],"for":[30,58,177],"clinicians":[31],"to":[32,95,103],"weigh":[33],"scientific":[34],"rational":[36],"medical":[37],"decision-making.":[38],"With":[39],"indicators":[40],"as":[41],"age":[43],"gender":[45],"patients":[48,157],"26":[50],"blood":[51],"routine":[52],"indexes,":[53],"framework":[57,68],"COVID-19":[59,112,156,182],"is":[60,163],"based":[62],"on":[63,110,143],"machine":[64,79,123],"learning":[65,124],"techniques.":[66],"The":[67,127],"consists":[69],"mainly":[70],"random":[73,91],"forest":[74,92],"support":[77],"vector":[78],"(SVM)":[80],"optimized":[82],"by":[83],"slime":[85],"mould":[86],"algorithm":[87],"(SMA).":[88],"When":[89],"was":[93,101],"used":[94],"identify":[96],"key":[98],"factors,":[99],"SMA":[100],"employed":[102],"train":[104],"optimal":[106],"SVM":[107],"model.":[108],"Based":[109],"data,":[113],"comparative":[114],"experiments":[115],"were":[116],"conducted":[117],"between":[118],"RF-SMA-SVM":[119,133,168],"several":[121],"well-known":[122],"algorithms":[125],"performed.":[126],"results":[128],"indicate":[129],"not":[134],"only":[135],"achieves":[136],"better":[137],"classification":[138],"performance":[139],"higher":[141],"stability":[142],"four":[144],"metrics,":[145],"but":[146],"also":[147],"screens":[148],"out":[149],"main":[151],"factors":[152],"distinguish":[154],"severe":[155],"from":[158],"non-severe":[159],"ones.":[160],"Therefore,":[161],"there":[162],"conclusion":[165],"auxiliary":[174],"scheme":[176],"infection.":[183]},"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2024,"cited_by_count":2},{"year":2023,"cited_by_count":8},{"year":2022,"cited_by_count":7},{"year":2021,"cited_by_count":7}],"updated_date":"2026-07-13T07:31:44.756512","created_date":"2025-10-10T00:00:00"}