{"id":"https://openalex.org/W3125165793","doi":"https://doi.org/10.1109/bibm49941.2020.9312981","title":"An Improved SEIR Model for Reconstructing the Dynamic Transmission of COVID-19","display_name":"An Improved SEIR Model for Reconstructing the Dynamic Transmission of COVID-19","publication_year":2020,"publication_date":"2020-12-16","ids":{"openalex":"https://openalex.org/W3125165793","doi":"https://doi.org/10.1109/bibm49941.2020.9312981","mag":"3125165793"},"language":"en","primary_location":{"id":"doi:10.1109/bibm49941.2020.9312981","is_oa":false,"landing_page_url":"https://doi.org/10.1109/bibm49941.2020.9312981","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2020 IEEE International Conference on Bioinformatics and Biomedicine (BIBM)","raw_type":"proceedings-article"},"type":"conference-paper","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/A5101490526","display_name":"Xiaohan Yuan","orcid":"https://orcid.org/0000-0002-1327-425X"},"institutions":[{"id":"https://openalex.org/I158842170","display_name":"Chongqing University","ror":"https://ror.org/023rhb549","country_code":"CN","type":"education","lineage":["https://openalex.org/I158842170"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xiaohan Yuan","raw_affiliation_strings":["School of Big Data & Software Engineering, Chongqing University, Chongqing, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Big Data & Software Engineering, Chongqing University, Chongqing, China","institution_ids":["https://openalex.org/I158842170"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5010648716","display_name":"Shuyu Chen","orcid":"https://orcid.org/0000-0001-5044-4281"},"institutions":[{"id":"https://openalex.org/I158842170","display_name":"Chongqing University","ror":"https://ror.org/023rhb549","country_code":"CN","type":"education","lineage":["https://openalex.org/I158842170"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Shuyu Chen","raw_affiliation_strings":["School of Big Data & Software Engineering, Chongqing University, Chongqing, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Big Data & Software Engineering, Chongqing University, Chongqing, China","institution_ids":["https://openalex.org/I158842170"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5067366687","display_name":"Lu Yuwen","orcid":"https://orcid.org/0000-0002-1402-6469"},"institutions":[{"id":"https://openalex.org/I158842170","display_name":"Chongqing University","ror":"https://ror.org/023rhb549","country_code":"CN","type":"education","lineage":["https://openalex.org/I158842170"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Lu Yuwen","raw_affiliation_strings":["School of Big Data & Software Engineering, Chongqing University, Chongqing, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Big Data & Software Engineering, Chongqing University, Chongqing, China","institution_ids":["https://openalex.org/I158842170"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5008421809","display_name":"Shuqi An","orcid":null},"institutions":[{"id":"https://openalex.org/I158842170","display_name":"Chongqing University","ror":"https://ror.org/023rhb549","country_code":"CN","type":"education","lineage":["https://openalex.org/I158842170"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Shuqi An","raw_affiliation_strings":["School of Big Data & Software Engineering, Chongqing University, Chongqing, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Big Data & Software Engineering, Chongqing University, Chongqing, China","institution_ids":["https://openalex.org/I158842170"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5002572605","display_name":"Sha Mei","orcid":null},"institutions":[{"id":"https://openalex.org/I158842170","display_name":"Chongqing University","ror":"https://ror.org/023rhb549","country_code":"CN","type":"education","lineage":["https://openalex.org/I158842170"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Sha Mei","raw_affiliation_strings":["School of Big Data & Software Engineering, Chongqing University, Chongqing, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Big Data & Software Engineering, Chongqing University, Chongqing, China","institution_ids":["https://openalex.org/I158842170"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5060126218","display_name":"Tianqiang Chen","orcid":null},"institutions":[{"id":"https://openalex.org/I158842170","display_name":"Chongqing University","ror":"https://ror.org/023rhb549","country_code":"CN","type":"education","lineage":["https://openalex.org/I158842170"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Tianqiang Chen","raw_affiliation_strings":["School of Big Data & Software Engineering, Chongqing University, Chongqing, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Big Data & Software Engineering, Chongqing University, Chongqing, China","institution_ids":["https://openalex.org/I158842170"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I158842170"],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":false,"cited_by_count":8,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"2320","last_page":"2327"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10410","display_name":"COVID-19 epidemiological studies","score":1.0,"subfield":{"id":"https://openalex.org/subfields/2611","display_name":"Modeling and Simulation"},"field":{"id":"https://openalex.org/fields/26","display_name":"Mathematics"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T10410","display_name":"COVID-19 epidemiological studies","score":1.0,"subfield":{"id":"https://openalex.org/subfields/2611","display_name":"Modeling and Simulation"},"field":{"id":"https://openalex.org/fields/26","display_name":"Mathematics"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11819","display_name":"Data-Driven Disease Surveillance","score":0.9918000102043152,"subfield":{"id":"https://openalex.org/subfields/2713","display_name":"Epidemiology"},"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/T10118","display_name":"SARS-CoV-2 and COVID-19 Research","score":0.9821000099182129,"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/coronavirus-disease-2019","display_name":"Coronavirus disease 2019 (COVID-19)","score":0.7869581580162048},{"id":"https://openalex.org/keywords/basic-reproduction-number","display_name":"Basic reproduction number","score":0.6967407464981079},{"id":"https://openalex.org/keywords/transmission","display_name":"Transmission (telecommunications)","score":0.6496945023536682},{"id":"https://openalex.org/keywords/outbreak","display_name":"Outbreak","score":0.6430178284645081},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5447661280632019},{"id":"https://openalex.org/keywords/pandemic","display_name":"Pandemic","score":0.5259033441543579},{"id":"https://openalex.org/keywords/severe-acute-respiratory-syndrome-coronavirus-2","display_name":"Severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2)","score":0.5252639651298523},{"id":"https://openalex.org/keywords/scale","display_name":"Scale (ratio)","score":0.5248656272888184},{"id":"https://openalex.org/keywords/epidemic-model","display_name":"Epidemic model","score":0.47434842586517334},{"id":"https://openalex.org/keywords/2019-20-coronavirus-outbreak","display_name":"2019-20 coronavirus outbreak","score":0.46573013067245483},{"id":"https://openalex.org/keywords/infectious-disease","display_name":"Infectious disease (medical specialty)","score":0.4335312843322754},{"id":"https://openalex.org/keywords/geography","display_name":"Geography","score":0.31349611282348633},{"id":"https://openalex.org/keywords/biology","display_name":"Biology","score":0.2300519049167633},{"id":"https://openalex.org/keywords/virology","display_name":"Virology","score":0.21484985947608948},{"id":"https://openalex.org/keywords/disease","display_name":"Disease","score":0.20039212703704834},{"id":"https://openalex.org/keywords/medicine","display_name":"Medicine","score":0.15996918082237244},{"id":"https://openalex.org/keywords/environmental-health","display_name":"Environmental health","score":0.1220456063747406},{"id":"https://openalex.org/keywords/cartography","display_name":"Cartography","score":0.1061575710773468},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.08956331014633179},{"id":"https://openalex.org/keywords/population","display_name":"Population","score":0.07738107442855835}],"concepts":[{"id":"https://openalex.org/C3008058167","wikidata":"https://www.wikidata.org/wiki/Q84263196","display_name":"Coronavirus disease 2019 (COVID-19)","level":4,"score":0.7869581580162048},{"id":"https://openalex.org/C204264503","wikidata":"https://www.wikidata.org/wiki/Q901464","display_name":"Basic reproduction number","level":3,"score":0.6967407464981079},{"id":"https://openalex.org/C761482","wikidata":"https://www.wikidata.org/wiki/Q118093","display_name":"Transmission (telecommunications)","level":2,"score":0.6496945023536682},{"id":"https://openalex.org/C116675565","wikidata":"https://www.wikidata.org/wiki/Q3241045","display_name":"Outbreak","level":2,"score":0.6430178284645081},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5447661280632019},{"id":"https://openalex.org/C89623803","wikidata":"https://www.wikidata.org/wiki/Q12184","display_name":"Pandemic","level":5,"score":0.5259033441543579},{"id":"https://openalex.org/C3007834351","wikidata":"https://www.wikidata.org/wiki/Q82069695","display_name":"Severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2)","level":5,"score":0.5252639651298523},{"id":"https://openalex.org/C2778755073","wikidata":"https://www.wikidata.org/wiki/Q10858537","display_name":"Scale (ratio)","level":2,"score":0.5248656272888184},{"id":"https://openalex.org/C1627819","wikidata":"https://www.wikidata.org/wiki/Q2572354","display_name":"Epidemic model","level":3,"score":0.47434842586517334},{"id":"https://openalex.org/C3006700255","wikidata":"https://www.wikidata.org/wiki/Q81068910","display_name":"2019-20 coronavirus outbreak","level":3,"score":0.46573013067245483},{"id":"https://openalex.org/C524204448","wikidata":"https://www.wikidata.org/wiki/Q788926","display_name":"Infectious disease (medical specialty)","level":3,"score":0.4335312843322754},{"id":"https://openalex.org/C205649164","wikidata":"https://www.wikidata.org/wiki/Q1071","display_name":"Geography","level":0,"score":0.31349611282348633},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.2300519049167633},{"id":"https://openalex.org/C159047783","wikidata":"https://www.wikidata.org/wiki/Q7215","display_name":"Virology","level":1,"score":0.21484985947608948},{"id":"https://openalex.org/C2779134260","wikidata":"https://www.wikidata.org/wiki/Q12136","display_name":"Disease","level":2,"score":0.20039212703704834},{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.15996918082237244},{"id":"https://openalex.org/C99454951","wikidata":"https://www.wikidata.org/wiki/Q932068","display_name":"Environmental health","level":1,"score":0.1220456063747406},{"id":"https://openalex.org/C58640448","wikidata":"https://www.wikidata.org/wiki/Q42515","display_name":"Cartography","level":1,"score":0.1061575710773468},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.08956331014633179},{"id":"https://openalex.org/C2908647359","wikidata":"https://www.wikidata.org/wiki/Q2625603","display_name":"Population","level":2,"score":0.07738107442855835},{"id":"https://openalex.org/C142724271","wikidata":"https://www.wikidata.org/wiki/Q7208","display_name":"Pathology","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/bibm49941.2020.9312981","is_oa":false,"landing_page_url":"https://doi.org/10.1109/bibm49941.2020.9312981","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2020 IEEE International Conference on Bioinformatics and Biomedicine (BIBM)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/3","display_name":"Good health and well-being","score":0.8500000238418579}],"awards":[{"id":"https://openalex.org/G4993084610","display_name":null,"funder_award_id":"No. 61572090","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G7067837606","display_name":null,"funder_award_id":"cstc2018jscx-mszdX0109","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G7396098623","display_name":"\u57fa\u4e8e\u591a\u6e90\u76d1\u6d4b\u6570\u636e\u878d\u5408\u7684\u4e91\u5e73\u53f0\u6545\u969c\u8bca\u65ad\u5173\u952e\u6280\u672f\u7814\u7a76","funder_award_id":"61572090","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G8325698971","display_name":null,"funder_award_id":"2020CDJYGRH-YJ04","funder_id":"https://openalex.org/F4320335787","funder_display_name":"Fundamental Research Funds for the Central Universities"}],"funders":[{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"},{"id":"https://openalex.org/F4320335787","display_name":"Fundamental Research Funds for the Central Universities","ror":null}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":24,"referenced_works":["https://openalex.org/W2048379351","https://openalex.org/W2246754114","https://openalex.org/W2590853784","https://openalex.org/W3003573988","https://openalex.org/W3003668884","https://openalex.org/W3005529452","https://openalex.org/W3006642361","https://openalex.org/W3007277154","https://openalex.org/W3008294222","https://openalex.org/W3008827533","https://openalex.org/W3009468976","https://openalex.org/W3010233963","https://openalex.org/W3010921212","https://openalex.org/W3019283372","https://openalex.org/W3021138759","https://openalex.org/W3036356470","https://openalex.org/W3038096884","https://openalex.org/W3041428927","https://openalex.org/W3041972943","https://openalex.org/W3043680591","https://openalex.org/W3080458234","https://openalex.org/W3081164151","https://openalex.org/W3122089415","https://openalex.org/W4229586167"],"related_works":["https://openalex.org/W2378327072","https://openalex.org/W326517241","https://openalex.org/W4320351350","https://openalex.org/W2230721379","https://openalex.org/W2376250553","https://openalex.org/W3138234900","https://openalex.org/W2356839139","https://openalex.org/W4388177052","https://openalex.org/W3113377908","https://openalex.org/W2032448025"],"abstract_inverted_index":{"With":[0],"the":[1,12,19,33,40,43,71,82,87,105,111,116],"recent":[2],"outbreak":[3],"of":[4,23,27,36,42,73,84,90,119,158],"coronavirus":[5],"disease":[6],"2019":[7],"(COVID-19),":[8],"human":[9],"life":[10],"and":[11,21,64,75,86,126,152],"world":[13],"economy":[14],"have":[15],"been":[16],"severely":[17],"affected,":[18],"propagation":[20],"scale":[22,72],"COVID-19":[24,74,91,120],"is":[25,67,101],"top":[26],"mind":[28],"for":[29,149],"everyone.":[30],"To":[31],"reconstruct":[32,115],"development":[34,135],"trend":[35,136],"COVID-19,":[37],"we":[38],"investigate":[39],"issue":[41],"epidemic":[44],"spreading":[45],"process":[46],"under":[47],"vigorous":[48],"non-pharmaceutical":[49],"interventions.":[50],"Here,":[51],"an":[52],"improved":[53],"Susceptible-Exposed-Infectious-Recovered":[54],"(SEIR)":[55],"model":[56,113],"with":[57,137],"dynamic":[58,77,117],"variables":[59],"(i.e.,":[60],"health":[61],"exposure":[62],"individuals":[63],"close":[65],"contacts)":[66],"proposed":[68,112],"to":[69,103,114,154],"predict":[70],"its":[76],"evolution.":[78],"We":[79,109],"assume":[80],"that":[81],"number":[83,89],"contacts":[85],"reproduction":[88,107],"changes":[92],"dynamically":[93],"over":[94],"time.":[95],"Then":[96],"a":[97,133,138],"gradient":[98],"descent":[99],"method":[100],"applied":[102],"estimate":[104],"effective":[106],"number.":[108],"use":[110],"transmission":[118],"in":[121],"Chongqing":[122],"between":[123],"14":[124],"January":[125],"24":[127],"March":[128],"2020.":[129],"The":[130],"results":[131],"show":[132],"similar":[134],"real-world":[139],"epidemic.":[140],"Our":[141],"work":[142],"has":[143],"important":[144],"implications":[145],"when":[146],"considering":[147],"strategies":[148],"continuing":[150],"surveillance":[151],"interventions":[153],"eventually":[155],"contain":[156],"outbreaks":[157],"COVID-19.":[159]},"counts_by_year":[{"year":2024,"cited_by_count":1},{"year":2023,"cited_by_count":2},{"year":2022,"cited_by_count":3},{"year":2021,"cited_by_count":2}],"updated_date":"2026-07-14T23:27:15.235271","created_date":"2025-10-10T00:00:00"}