{"id":"https://openalex.org/W3171785945","doi":"https://doi.org/10.1007/s41060-021-00270-4","title":"CPI-model-based analysis of sparse k-means clustering algorithms","display_name":"CPI-model-based analysis of sparse k-means clustering algorithms","publication_year":2021,"publication_date":"2021-06-15","ids":{"openalex":"https://openalex.org/W3171785945","doi":"https://doi.org/10.1007/s41060-021-00270-4","mag":"3171785945"},"language":"en","primary_location":{"id":"doi:10.1007/s41060-021-00270-4","is_oa":false,"landing_page_url":"https://doi.org/10.1007/s41060-021-00270-4","pdf_url":null,"source":{"id":"https://openalex.org/S4210195017","display_name":"International Journal of Data Science and Analytics","issn_l":"2364-415X","issn":["2364-415X","2364-4168"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319972","host_organization_name":"Springer International Publishing","host_organization_lineage":["https://openalex.org/P4310319972","https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer International Publishing","Springer Nature"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"International Journal of Data Science and Analytics","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/A5103047879","display_name":"Kazuo Aoyama","orcid":"https://orcid.org/0000-0001-5578-842X"},"institutions":[{"id":"https://openalex.org/I2251713219","display_name":"NTT (Japan)","ror":"https://ror.org/00berct97","country_code":"JP","type":"company","lineage":["https://openalex.org/I2251713219"]}],"countries":["JP"],"is_corresponding":true,"raw_author_name":"Kazuo Aoyama","raw_affiliation_strings":["NTT Communication Science Laboratories, 2-4, Hikaridai, Seika-cho, Soraku-gun, Kyoto, 619-0237, Japan"],"raw_orcid":"https://orcid.org/0000-0001-5578-842X","affiliations":[{"raw_affiliation_string":"NTT Communication Science Laboratories, 2-4, Hikaridai, Seika-cho, Soraku-gun, Kyoto, 619-0237, Japan","institution_ids":["https://openalex.org/I2251713219"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5103121106","display_name":"Kazumi Saito","orcid":"https://orcid.org/0000-0002-8972-5002"},"institutions":[{"id":"https://openalex.org/I41802502","display_name":"Kanagawa University","ror":"https://ror.org/02j6c0d67","country_code":"JP","type":"education","lineage":["https://openalex.org/I41802502"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Kazumi Saito","raw_affiliation_strings":["Kanagawa University, 2946, Tsuchiya, Hiratsuka-shi, Kanagawa, 259-1293, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Kanagawa University, 2946, Tsuchiya, Hiratsuka-shi, Kanagawa, 259-1293, Japan","institution_ids":["https://openalex.org/I41802502"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5090842766","display_name":"Tetsuo Ikeda","orcid":"https://orcid.org/0000-0002-1193-6707"},"institutions":[{"id":"https://openalex.org/I150240954","display_name":"University of Shizuoka","ror":"https://ror.org/04rvw0k47","country_code":"JP","type":"education","lineage":["https://openalex.org/I150240954"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Tetsuo Ikeda","raw_affiliation_strings":["University of Shizuoka, 52-1, Yada, Suruga-ku, Shizuoka, 422-8526, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Shizuoka, 52-1, Yada, Suruga-ku, Shizuoka, 422-8526, Japan","institution_ids":["https://openalex.org/I150240954"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5103047879"],"corresponding_institution_ids":["https://openalex.org/I2251713219"],"apc_list":{"value":2990,"currency":"USD","value_usd":2990},"apc_paid":null,"fwci":0.6532,"has_fulltext":false,"cited_by_count":7,"citation_normalized_percentile":{"value":0.70413407,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":97},"biblio":{"volume":"12","issue":"3","first_page":"229","last_page":"248"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11478","display_name":"Caching and Content Delivery","score":0.9998999834060669,"subfield":{"id":"https://openalex.org/subfields/1705","display_name":"Computer Networks and Communications"},"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/T11478","display_name":"Caching and Content Delivery","score":0.9998999834060669,"subfield":{"id":"https://openalex.org/subfields/1705","display_name":"Computer Networks and Communications"},"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/T11181","display_name":"Advanced Data Storage Technologies","score":0.9965000152587891,"subfield":{"id":"https://openalex.org/subfields/1705","display_name":"Computer Networks and Communications"},"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/T10101","display_name":"Cloud Computing and Resource Management","score":0.9934999942779541,"subfield":{"id":"https://openalex.org/subfields/1710","display_name":"Information Systems"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.779876172542572},{"id":"https://openalex.org/keywords/cluster-analysis","display_name":"Cluster analysis","score":0.6929744482040405},{"id":"https://openalex.org/keywords/disjoint-sets","display_name":"Disjoint sets","score":0.6863148212432861},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.5923734903335571},{"id":"https://openalex.org/keywords/set","display_name":"Set (abstract data type)","score":0.5511837601661682},{"id":"https://openalex.org/keywords/similarity","display_name":"Similarity (geometry)","score":0.4770583212375641},{"id":"https://openalex.org/keywords/representation","display_name":"Representation (politics)","score":0.47130879759788513},{"id":"https://openalex.org/keywords/cache","display_name":"Cache","score":0.47130048274993896},{"id":"https://openalex.org/keywords/data-set","display_name":"Data set","score":0.47116976976394653},{"id":"https://openalex.org/keywords/data-mining","display_name":"Data mining","score":0.40420448780059814},{"id":"https://openalex.org/keywords/parallel-computing","display_name":"Parallel computing","score":0.2719769775867462},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.1831960380077362},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.1194697916507721}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.779876172542572},{"id":"https://openalex.org/C73555534","wikidata":"https://www.wikidata.org/wiki/Q622825","display_name":"Cluster analysis","level":2,"score":0.6929744482040405},{"id":"https://openalex.org/C45340560","wikidata":"https://www.wikidata.org/wiki/Q215382","display_name":"Disjoint sets","level":2,"score":0.6863148212432861},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.5923734903335571},{"id":"https://openalex.org/C177264268","wikidata":"https://www.wikidata.org/wiki/Q1514741","display_name":"Set (abstract data type)","level":2,"score":0.5511837601661682},{"id":"https://openalex.org/C103278499","wikidata":"https://www.wikidata.org/wiki/Q254465","display_name":"Similarity (geometry)","level":3,"score":0.4770583212375641},{"id":"https://openalex.org/C2776359362","wikidata":"https://www.wikidata.org/wiki/Q2145286","display_name":"Representation (politics)","level":3,"score":0.47130879759788513},{"id":"https://openalex.org/C115537543","wikidata":"https://www.wikidata.org/wiki/Q165596","display_name":"Cache","level":2,"score":0.47130048274993896},{"id":"https://openalex.org/C58489278","wikidata":"https://www.wikidata.org/wiki/Q1172284","display_name":"Data set","level":2,"score":0.47116976976394653},{"id":"https://openalex.org/C124101348","wikidata":"https://www.wikidata.org/wiki/Q172491","display_name":"Data mining","level":1,"score":0.40420448780059814},{"id":"https://openalex.org/C173608175","wikidata":"https://www.wikidata.org/wiki/Q232661","display_name":"Parallel computing","level":1,"score":0.2719769775867462},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.1831960380077362},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.1194697916507721},{"id":"https://openalex.org/C115961682","wikidata":"https://www.wikidata.org/wiki/Q860623","display_name":"Image (mathematics)","level":2,"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/C94625758","wikidata":"https://www.wikidata.org/wiki/Q7163","display_name":"Politics","level":2,"score":0.0},{"id":"https://openalex.org/C114614502","wikidata":"https://www.wikidata.org/wiki/Q76592","display_name":"Combinatorics","level":1,"score":0.0},{"id":"https://openalex.org/C199539241","wikidata":"https://www.wikidata.org/wiki/Q7748","display_name":"Law","level":1,"score":0.0},{"id":"https://openalex.org/C17744445","wikidata":"https://www.wikidata.org/wiki/Q36442","display_name":"Political science","level":0,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1007/s41060-021-00270-4","is_oa":false,"landing_page_url":"https://doi.org/10.1007/s41060-021-00270-4","pdf_url":null,"source":{"id":"https://openalex.org/S4210195017","display_name":"International Journal of Data Science and Analytics","issn_l":"2364-415X","issn":["2364-415X","2364-4168"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319972","host_organization_name":"Springer International Publishing","host_organization_lineage":["https://openalex.org/P4310319972","https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer International Publishing","Springer Nature"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"International Journal of Data Science and Analytics","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G5869712509","display_name":"Speeding up the clustering methods with summable lower bounds in contractive mappings","funder_award_id":"17K00159","funder_id":"https://openalex.org/F4320334764","funder_display_name":"Japan Society for the Promotion of Science"}],"funders":[{"id":"https://openalex.org/F4320334764","display_name":"Japan Society for the Promotion of Science","ror":"https://ror.org/00hhkn466"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":33,"referenced_works":["https://openalex.org/W118481696","https://openalex.org/W1492601037","https://openalex.org/W1497953515","https://openalex.org/W1531802798","https://openalex.org/W1553348389","https://openalex.org/W1624140875","https://openalex.org/W1790954942","https://openalex.org/W1858013062","https://openalex.org/W1901616594","https://openalex.org/W1969678589","https://openalex.org/W2019334886","https://openalex.org/W2019397928","https://openalex.org/W2052196304","https://openalex.org/W2062723323","https://openalex.org/W2065179797","https://openalex.org/W2067354926","https://openalex.org/W2086959852","https://openalex.org/W2127218421","https://openalex.org/W2129393463","https://openalex.org/W2131846894","https://openalex.org/W2138662031","https://openalex.org/W2142827986","https://openalex.org/W2150593711","https://openalex.org/W2153668107","https://openalex.org/W2171852577","https://openalex.org/W2254437019","https://openalex.org/W2263798363","https://openalex.org/W2516481287","https://openalex.org/W2608702473","https://openalex.org/W2771905466","https://openalex.org/W2899484402","https://openalex.org/W2912064140","https://openalex.org/W2948969539"],"related_works":["https://openalex.org/W1971174658","https://openalex.org/W2099195351","https://openalex.org/W4256429076","https://openalex.org/W2012063272","https://openalex.org/W2348092930","https://openalex.org/W2138685729","https://openalex.org/W2062850566","https://openalex.org/W4308716484","https://openalex.org/W2098284475","https://openalex.org/W2587900963"],"abstract_inverted_index":null,"counts_by_year":[{"year":2025,"cited_by_count":2},{"year":2023,"cited_by_count":1},{"year":2022,"cited_by_count":4}],"updated_date":"2026-08-06T08:24:18.245995","created_date":"2025-10-10T00:00:00"}
