{"id":"https://openalex.org/W4400288703","doi":"https://doi.org/10.1007/s12190-024-02165-6","title":"A modified improved alternating positive semi-definite splitting preconditioner for double saddle point problems","display_name":"A modified improved alternating positive semi-definite splitting preconditioner for double saddle point problems","publication_year":2024,"publication_date":"2024-07-03","ids":{"openalex":"https://openalex.org/W4400288703","doi":"https://doi.org/10.1007/s12190-024-02165-6"},"language":"en","primary_location":{"id":"doi:10.1007/s12190-024-02165-6","is_oa":false,"landing_page_url":"https://doi.org/10.1007/s12190-024-02165-6","pdf_url":null,"source":{"id":"https://openalex.org/S199913245","display_name":"Journal of Applied Mathematics and Computing","issn_l":"1598-5865","issn":["1598-5865","1865-2085"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319900","host_organization_name":"Springer Science+Business Media","host_organization_lineage":["https://openalex.org/P4310319900","https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Science+Business Media","Springer Nature"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of Applied Mathematics and Computing","raw_type":"journal-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/A5100362108","display_name":"Jun Li","orcid":"https://orcid.org/0000-0003-3981-5429"},"institutions":[{"id":"https://openalex.org/I22716506","display_name":"Lanzhou University of Technology","ror":"https://ror.org/03panb555","country_code":"CN","type":"education","lineage":["https://openalex.org/I22716506"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Jun Li","raw_affiliation_strings":["School of Science, Lanzhou University of Technology, Lanzhou, 730050, People\u2019s Republic of China"],"raw_orcid":"https://orcid.org/0000-0003-3981-5429","affiliations":[{"raw_affiliation_string":"School of Science, Lanzhou University of Technology, Lanzhou, 730050, People\u2019s Republic of China","institution_ids":["https://openalex.org/I22716506"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5062829411","display_name":"Shu-Xin Miao","orcid":"https://orcid.org/0000-0002-0905-7770"},"institutions":[{"id":"https://openalex.org/I68986083","display_name":"Northwest Normal University","ror":"https://ror.org/00gx3j908","country_code":"CN","type":"education","lineage":["https://openalex.org/I68986083"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Shu-Xin Miao","raw_affiliation_strings":["College of Mathematics and Statistics, Northwest Normal University, Lanzhou, 730070, People\u2019s Republic of China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"College of Mathematics and Statistics, Northwest Normal University, Lanzhou, 730070, People\u2019s Republic of China","institution_ids":["https://openalex.org/I68986083"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5060399677","display_name":"Xiangtuan Xiong","orcid":"https://orcid.org/0000-0001-7992-3454"},"institutions":[{"id":"https://openalex.org/I68986083","display_name":"Northwest Normal University","ror":"https://ror.org/00gx3j908","country_code":"CN","type":"education","lineage":["https://openalex.org/I68986083"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xiangtuan Xiong","raw_affiliation_strings":["College of Mathematics and Statistics, Northwest Normal University, Lanzhou, 730070, People\u2019s Republic of China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"College of Mathematics and Statistics, Northwest Normal University, Lanzhou, 730070, People\u2019s Republic of China","institution_ids":["https://openalex.org/I68986083"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5100362108"],"corresponding_institution_ids":["https://openalex.org/I22716506"],"apc_list":{"value":2390,"currency":"EUR","value_usd":2990},"apc_paid":null,"fwci":2.0742,"has_fulltext":false,"cited_by_count":6,"citation_normalized_percentile":{"value":0.87966444,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":97,"max":99},"biblio":{"volume":"70","issue":"5","first_page":"5081","last_page":"5101"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10792","display_name":"Matrix Theory and Algorithms","score":0.9998999834060669,"subfield":{"id":"https://openalex.org/subfields/1703","display_name":"Computational Theory and Mathematics"},"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/T10792","display_name":"Matrix Theory and Algorithms","score":0.9998999834060669,"subfield":{"id":"https://openalex.org/subfields/1703","display_name":"Computational Theory and Mathematics"},"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/T10739","display_name":"Electromagnetic Scattering and Analysis","score":0.9983999729156494,"subfield":{"id":"https://openalex.org/subfields/3107","display_name":"Atomic and Molecular Physics, and Optics"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10339","display_name":"Advanced Numerical Methods in Computational Mathematics","score":0.998199999332428,"subfield":{"id":"https://openalex.org/subfields/2206","display_name":"Computational Mechanics"},"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/preconditioner","display_name":"Preconditioner","score":0.9045665860176086},{"id":"https://openalex.org/keywords/saddle-point","display_name":"Saddle point","score":0.7541248798370361},{"id":"https://openalex.org/keywords/positive-definite-matrix","display_name":"Positive-definite matrix","score":0.7421354651451111},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.5794073939323425},{"id":"https://openalex.org/keywords/saddle","display_name":"Saddle","score":0.5345562696456909},{"id":"https://openalex.org/keywords/mathematical-analysis","display_name":"Mathematical analysis","score":0.42611706256866455},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.2686040699481964},{"id":"https://openalex.org/keywords/geometry","display_name":"Geometry","score":0.14878582954406738},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.10646653175354004},{"id":"https://openalex.org/keywords/linear-system","display_name":"Linear system","score":0.09260383248329163},{"id":"https://openalex.org/keywords/eigenvalues-and-eigenvectors","display_name":"Eigenvalues and eigenvectors","score":0.057482242584228516}],"concepts":[{"id":"https://openalex.org/C167431342","wikidata":"https://www.wikidata.org/wiki/Q1754327","display_name":"Preconditioner","level":3,"score":0.9045665860176086},{"id":"https://openalex.org/C2681867","wikidata":"https://www.wikidata.org/wiki/Q690935","display_name":"Saddle point","level":2,"score":0.7541248798370361},{"id":"https://openalex.org/C49712288","wikidata":"https://www.wikidata.org/wiki/Q77601250","display_name":"Positive-definite matrix","level":3,"score":0.7421354651451111},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.5794073939323425},{"id":"https://openalex.org/C2777127463","wikidata":"https://www.wikidata.org/wiki/Q10862618","display_name":"Saddle","level":2,"score":0.5345562696456909},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.42611706256866455},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.2686040699481964},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.14878582954406738},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.10646653175354004},{"id":"https://openalex.org/C6802819","wikidata":"https://www.wikidata.org/wiki/Q1072174","display_name":"Linear system","level":2,"score":0.09260383248329163},{"id":"https://openalex.org/C158693339","wikidata":"https://www.wikidata.org/wiki/Q190524","display_name":"Eigenvalues and eigenvectors","level":2,"score":0.057482242584228516},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1007/s12190-024-02165-6","is_oa":false,"landing_page_url":"https://doi.org/10.1007/s12190-024-02165-6","pdf_url":null,"source":{"id":"https://openalex.org/S199913245","display_name":"Journal of Applied Mathematics and Computing","issn_l":"1598-5865","issn":["1598-5865","1865-2085"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319900","host_organization_name":"Springer Science+Business Media","host_organization_lineage":["https://openalex.org/P4310319900","https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Science+Business Media","Springer Nature"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of Applied Mathematics and Computing","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G8093787948","display_name":null,"funder_award_id":"12361082","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"}],"funders":[{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":33,"referenced_works":["https://openalex.org/W1973317191","https://openalex.org/W1985109867","https://openalex.org/W1991285463","https://openalex.org/W2032214238","https://openalex.org/W2033698563","https://openalex.org/W2033868049","https://openalex.org/W2049726926","https://openalex.org/W2056828987","https://openalex.org/W2109635103","https://openalex.org/W2134773145","https://openalex.org/W2137512990","https://openalex.org/W2140153041","https://openalex.org/W2141870784","https://openalex.org/W2170040487","https://openalex.org/W2189420185","https://openalex.org/W2274312341","https://openalex.org/W2313201968","https://openalex.org/W2511260276","https://openalex.org/W2791279916","https://openalex.org/W2804722640","https://openalex.org/W2841377330","https://openalex.org/W2895996474","https://openalex.org/W2958030328","https://openalex.org/W3006481574","https://openalex.org/W3085454916","https://openalex.org/W3160810049","https://openalex.org/W3185442564","https://openalex.org/W4224038207","https://openalex.org/W4281655061","https://openalex.org/W4296983609","https://openalex.org/W4299343067","https://openalex.org/W4301283118","https://openalex.org/W4391052481"],"related_works":["https://openalex.org/W2401310550","https://openalex.org/W2381322109","https://openalex.org/W3035142666","https://openalex.org/W3146410598","https://openalex.org/W2218557851","https://openalex.org/W1970706285","https://openalex.org/W2767153625","https://openalex.org/W1982069796","https://openalex.org/W2999046577","https://openalex.org/W2986665254"],"abstract_inverted_index":null,"counts_by_year":[{"year":2026,"cited_by_count":2},{"year":2025,"cited_by_count":4}],"updated_date":"2025-12-21T01:58:51.020947","created_date":"2025-10-10T00:00:00"}
