{"id":"https://openalex.org/W4392347254","doi":"https://doi.org/10.1007/s11075-024-01765-4","title":"HODLR3D: hierarchical matrices for N-body problems in three dimensions","display_name":"HODLR3D: hierarchical matrices for N-body problems in three dimensions","publication_year":2024,"publication_date":"2024-03-02","ids":{"openalex":"https://openalex.org/W4392347254","doi":"https://doi.org/10.1007/s11075-024-01765-4"},"language":"en","primary_location":{"id":"doi:10.1007/s11075-024-01765-4","is_oa":false,"landing_page_url":"https://doi.org/10.1007/s11075-024-01765-4","pdf_url":null,"source":{"id":"https://openalex.org/S117494069","display_name":"Numerical Algorithms","issn_l":"1017-1398","issn":["1017-1398","1572-9265"],"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":"Numerical Algorithms","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/A5024607192","display_name":"K. V. R. A.","orcid":null},"institutions":[{"id":"https://openalex.org/I24676775","display_name":"Indian Institute of Technology Madras","ror":"https://ror.org/03v0r5n49","country_code":"IN","type":"education","lineage":["https://openalex.org/I24676775"]}],"countries":["IN"],"is_corresponding":true,"raw_author_name":"Kandappan V. A","raw_affiliation_strings":["Department of Mathematics, Indian Institute of Technology Madras, Chennai, 600036, Tamil Nadu, India"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Mathematics, Indian Institute of Technology Madras, Chennai, 600036, Tamil Nadu, India","institution_ids":["https://openalex.org/I24676775"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5073733819","display_name":"Vaishnavi Gujjula","orcid":"https://orcid.org/0000-0003-2742-1561"},"institutions":[{"id":"https://openalex.org/I24676775","display_name":"Indian Institute of Technology Madras","ror":"https://ror.org/03v0r5n49","country_code":"IN","type":"education","lineage":["https://openalex.org/I24676775"]}],"countries":["IN"],"is_corresponding":false,"raw_author_name":"Vaishnavi Gujjula","raw_affiliation_strings":["Department of Mathematics, Indian Institute of Technology Madras, Chennai, 600036, Tamil Nadu, India"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Mathematics, Indian Institute of Technology Madras, Chennai, 600036, Tamil Nadu, India","institution_ids":["https://openalex.org/I24676775"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5047860986","display_name":"Sivaram Ambikasaran","orcid":"https://orcid.org/0000-0003-2978-6281"},"institutions":[{"id":"https://openalex.org/I24676775","display_name":"Indian Institute of Technology Madras","ror":"https://ror.org/03v0r5n49","country_code":"IN","type":"education","lineage":["https://openalex.org/I24676775"]},{"id":"https://openalex.org/I4210151956","display_name":"Robert Bosch (India)","ror":"https://ror.org/04my8ty22","country_code":"IN","type":"company","lineage":["https://openalex.org/I4210151956","https://openalex.org/I889804353"]}],"countries":["IN"],"is_corresponding":false,"raw_author_name":"Sivaram Ambikasaran","raw_affiliation_strings":["Department of Data Science and Artificial Intelligence, Indian Institute of Technology Madras, Chennai, 600036, Tamil Nadu, India","Department of Mathematics, Indian Institute of Technology Madras, Chennai, 600036, Tamil Nadu, India","Robert Bosch Centre for Data Science and Artificial Intelligence, Indian Institute of Technology Madras, Chennai, 600036, Tamil Nadu, India","Wadhwani School of Data Science and Artificial Intelligence, Indian Institute of Technology Madras, Chennai, 600036, Tamil Nadu, India"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Data Science and Artificial Intelligence, Indian Institute of Technology Madras, Chennai, 600036, Tamil Nadu, India","institution_ids":["https://openalex.org/I24676775"]},{"raw_affiliation_string":"Department of Mathematics, Indian Institute of Technology Madras, Chennai, 600036, Tamil Nadu, India","institution_ids":["https://openalex.org/I24676775"]},{"raw_affiliation_string":"Robert Bosch Centre for Data Science and Artificial Intelligence, Indian Institute of Technology Madras, Chennai, 600036, Tamil Nadu, India","institution_ids":["https://openalex.org/I4210151956"]},{"raw_affiliation_string":"Wadhwani School of Data Science and Artificial Intelligence, Indian Institute of Technology Madras, Chennai, 600036, Tamil Nadu, India","institution_ids":["https://openalex.org/I24676775"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5024607192"],"corresponding_institution_ids":["https://openalex.org/I24676775"],"apc_list":{"value":2390,"currency":"EUR","value_usd":2990},"apc_paid":null,"fwci":0.3005,"has_fulltext":false,"cited_by_count":1,"citation_normalized_percentile":{"value":0.52715098,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":91,"max":95},"biblio":{"volume":"97","issue":"4","first_page":"1635","last_page":"1672"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10739","display_name":"Electromagnetic Scattering and Analysis","score":0.9968000054359436,"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"}},"topics":[{"id":"https://openalex.org/T10739","display_name":"Electromagnetic Scattering and Analysis","score":0.9968000054359436,"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/T11405","display_name":"Geophysics and Gravity Measurements","score":0.9954000115394592,"subfield":{"id":"https://openalex.org/subfields/1910","display_name":"Oceanography"},"field":{"id":"https://openalex.org/fields/19","display_name":"Earth and Planetary Sciences"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T13126","display_name":"Scientific Research and Discoveries","score":0.9951000213623047,"subfield":{"id":"https://openalex.org/subfields/3109","display_name":"Statistical and Nonlinear Physics"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.7428494691848755},{"id":"https://openalex.org/keywords/theory-of-computation","display_name":"Theory of computation","score":0.6569738388061523},{"id":"https://openalex.org/keywords/numerical-analysis","display_name":"Numerical analysis","score":0.45146703720092773},{"id":"https://openalex.org/keywords/algebra-over-a-field","display_name":"Algebra over a field","score":0.3519476652145386},{"id":"https://openalex.org/keywords/pure-mathematics","display_name":"Pure mathematics","score":0.3271443247795105},{"id":"https://openalex.org/keywords/combinatorics","display_name":"Combinatorics","score":0.32000043988227844},{"id":"https://openalex.org/keywords/mathematical-analysis","display_name":"Mathematical analysis","score":0.22146940231323242},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.1578516960144043}],"concepts":[{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.7428494691848755},{"id":"https://openalex.org/C24858836","wikidata":"https://www.wikidata.org/wiki/Q844718","display_name":"Theory of computation","level":2,"score":0.6569738388061523},{"id":"https://openalex.org/C48753275","wikidata":"https://www.wikidata.org/wiki/Q11216","display_name":"Numerical analysis","level":2,"score":0.45146703720092773},{"id":"https://openalex.org/C136119220","wikidata":"https://www.wikidata.org/wiki/Q1000660","display_name":"Algebra over a field","level":2,"score":0.3519476652145386},{"id":"https://openalex.org/C202444582","wikidata":"https://www.wikidata.org/wiki/Q837863","display_name":"Pure mathematics","level":1,"score":0.3271443247795105},{"id":"https://openalex.org/C114614502","wikidata":"https://www.wikidata.org/wiki/Q76592","display_name":"Combinatorics","level":1,"score":0.32000043988227844},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.22146940231323242},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.1578516960144043}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1007/s11075-024-01765-4","is_oa":false,"landing_page_url":"https://doi.org/10.1007/s11075-024-01765-4","pdf_url":null,"source":{"id":"https://openalex.org/S117494069","display_name":"Numerical Algorithms","issn_l":"1017-1398","issn":["1017-1398","1572-9265"],"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":"Numerical Algorithms","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":32,"referenced_works":["https://openalex.org/W621269794","https://openalex.org/W1575701986","https://openalex.org/W1968376936","https://openalex.org/W1969720662","https://openalex.org/W1976016599","https://openalex.org/W1976986637","https://openalex.org/W1981276685","https://openalex.org/W2018419001","https://openalex.org/W2019166112","https://openalex.org/W2027135052","https://openalex.org/W2040187556","https://openalex.org/W2054557822","https://openalex.org/W2068306188","https://openalex.org/W2083206954","https://openalex.org/W2088961409","https://openalex.org/W2095239124","https://openalex.org/W2114583457","https://openalex.org/W2122137889","https://openalex.org/W2132820941","https://openalex.org/W2140153041","https://openalex.org/W2159994240","https://openalex.org/W2160774872","https://openalex.org/W2188296733","https://openalex.org/W2298381282","https://openalex.org/W2408971963","https://openalex.org/W2731353277","https://openalex.org/W2962942717","https://openalex.org/W2963108750","https://openalex.org/W4386930529","https://openalex.org/W4388571626","https://openalex.org/W6600175266","https://openalex.org/W6703005128"],"related_works":["https://openalex.org/W2980963558","https://openalex.org/W1882246857","https://openalex.org/W3103304230","https://openalex.org/W2185360082","https://openalex.org/W1992365905","https://openalex.org/W1976691234","https://openalex.org/W4287664878","https://openalex.org/W3212023493","https://openalex.org/W2039023896","https://openalex.org/W2028790718"],"abstract_inverted_index":null,"counts_by_year":[{"year":2025,"cited_by_count":1}],"updated_date":"2026-06-13T06:13:01.061226","created_date":"2025-10-10T00:00:00"}
