{"id":"https://openalex.org/W1977379210","doi":"https://doi.org/10.1145/1645953.1646148","title":"Diverging patterns","display_name":"Diverging patterns","publication_year":2009,"publication_date":"2009-11-02","ids":{"openalex":"https://openalex.org/W1977379210","doi":"https://doi.org/10.1145/1645953.1646148","mag":"1977379210"},"language":"en","primary_location":{"id":"doi:10.1145/1645953.1646148","is_oa":false,"landing_page_url":"https://doi.org/10.1145/1645953.1646148","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 18th ACM conference on Information and knowledge management","raw_type":"proceedings-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/A5009394818","display_name":"Aijun An","orcid":"https://orcid.org/0000-0003-1765-5751"},"institutions":[{"id":"https://openalex.org/I192455969","display_name":"York University","ror":"https://ror.org/05fq50484","country_code":"CA","type":"education","lineage":["https://openalex.org/I192455969"]}],"countries":["CA"],"is_corresponding":true,"raw_author_name":"Aijun An","raw_affiliation_strings":["York University, Toronto, ON, Canada","York University , Toronto , ON, Canada"],"affiliations":[{"raw_affiliation_string":"York University, Toronto, ON, Canada","institution_ids":["https://openalex.org/I192455969"]},{"raw_affiliation_string":"York University , Toronto , ON, Canada","institution_ids":["https://openalex.org/I192455969"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5045578484","display_name":"Qian Wan","orcid":"https://orcid.org/0000-0001-9243-8939"},"institutions":[{"id":"https://openalex.org/I192455969","display_name":"York University","ror":"https://ror.org/05fq50484","country_code":"CA","type":"education","lineage":["https://openalex.org/I192455969"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"Qian Wan","raw_affiliation_strings":["York University, Toronto, ON, Canada","York University , Toronto , ON, Canada"],"affiliations":[{"raw_affiliation_string":"York University, Toronto, ON, Canada","institution_ids":["https://openalex.org/I192455969"]},{"raw_affiliation_string":"York University , Toronto , ON, Canada","institution_ids":["https://openalex.org/I192455969"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101173099","display_name":"Jiashu Zhao","orcid":"https://orcid.org/0009-0000-7974-0156"},"institutions":[{"id":"https://openalex.org/I192455969","display_name":"York University","ror":"https://ror.org/05fq50484","country_code":"CA","type":"education","lineage":["https://openalex.org/I192455969"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"Jiashu Zhao","raw_affiliation_strings":["York University, Toronto, ON, Canada","York University , Toronto , ON, Canada"],"affiliations":[{"raw_affiliation_string":"York University, Toronto, ON, Canada","institution_ids":["https://openalex.org/I192455969"]},{"raw_affiliation_string":"York University , Toronto , ON, Canada","institution_ids":["https://openalex.org/I192455969"]}]},{"author_position":"last","author":{"id":null,"display_name":"Xiangji Huang","orcid":null},"institutions":[{"id":"https://openalex.org/I192455969","display_name":"York University","ror":"https://ror.org/05fq50484","country_code":"CA","type":"education","lineage":["https://openalex.org/I192455969"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"Xiangji Huang","raw_affiliation_strings":["York University, Toronto, ON, Canada","York University , Toronto , ON, Canada"],"affiliations":[{"raw_affiliation_string":"York University, Toronto, ON, Canada","institution_ids":["https://openalex.org/I192455969"]},{"raw_affiliation_string":"York University , Toronto , ON, Canada","institution_ids":["https://openalex.org/I192455969"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5009394818"],"corresponding_institution_ids":["https://openalex.org/I192455969"],"apc_list":null,"apc_paid":null,"fwci":3.1053,"has_fulltext":false,"cited_by_count":8,"citation_normalized_percentile":{"value":0.92892123,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":89,"max":95},"biblio":{"volume":null,"issue":null,"first_page":"1473","last_page":"1476"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10538","display_name":"Data Mining Algorithms and Applications","score":0.9998999834060669,"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"}},"topics":[{"id":"https://openalex.org/T10538","display_name":"Data Mining Algorithms and Applications","score":0.9998999834060669,"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"}},{"id":"https://openalex.org/T11063","display_name":"Rough Sets and Fuzzy Logic","score":0.9824000000953674,"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/T10317","display_name":"Advanced Database Systems and Queries","score":0.9754999876022339,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6704407930374146},{"id":"https://openalex.org/keywords/data-mining","display_name":"Data mining","score":0.6362849473953247},{"id":"https://openalex.org/keywords/measure","display_name":"Measure (data warehouse)","score":0.5893690586090088},{"id":"https://openalex.org/keywords/contrast","display_name":"Contrast (vision)","score":0.547174870967865},{"id":"https://openalex.org/keywords/pattern-recognition","display_name":"Pattern recognition (psychology)","score":0.5093399286270142},{"id":"https://openalex.org/keywords/value","display_name":"Value (mathematics)","score":0.4357359707355499},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.36134496331214905},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.3537558317184448},{"id":"https://openalex.org/keywords/machine-learning","display_name":"Machine learning","score":0.21165049076080322}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6704407930374146},{"id":"https://openalex.org/C124101348","wikidata":"https://www.wikidata.org/wiki/Q172491","display_name":"Data mining","level":1,"score":0.6362849473953247},{"id":"https://openalex.org/C2780009758","wikidata":"https://www.wikidata.org/wiki/Q6804172","display_name":"Measure (data warehouse)","level":2,"score":0.5893690586090088},{"id":"https://openalex.org/C2776502983","wikidata":"https://www.wikidata.org/wiki/Q690182","display_name":"Contrast (vision)","level":2,"score":0.547174870967865},{"id":"https://openalex.org/C153180895","wikidata":"https://www.wikidata.org/wiki/Q7148389","display_name":"Pattern recognition (psychology)","level":2,"score":0.5093399286270142},{"id":"https://openalex.org/C2776291640","wikidata":"https://www.wikidata.org/wiki/Q2912517","display_name":"Value (mathematics)","level":2,"score":0.4357359707355499},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.36134496331214905},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.3537558317184448},{"id":"https://openalex.org/C119857082","wikidata":"https://www.wikidata.org/wiki/Q2539","display_name":"Machine learning","level":1,"score":0.21165049076080322}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1145/1645953.1646148","is_oa":false,"landing_page_url":"https://doi.org/10.1145/1645953.1646148","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 18th ACM conference on Information and knowledge management","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":16,"referenced_works":["https://openalex.org/W1549565124","https://openalex.org/W1549955959","https://openalex.org/W1576901208","https://openalex.org/W1970741763","https://openalex.org/W1979943645","https://openalex.org/W2004809831","https://openalex.org/W2022261649","https://openalex.org/W2023612196","https://openalex.org/W2038812321","https://openalex.org/W2082322375","https://openalex.org/W2097167306","https://openalex.org/W2115482638","https://openalex.org/W2123838014","https://openalex.org/W2166559705","https://openalex.org/W2167699232","https://openalex.org/W3022255685"],"related_works":["https://openalex.org/W4255837520","https://openalex.org/W2069592018","https://openalex.org/W2075740387","https://openalex.org/W2387011115","https://openalex.org/W2358990940","https://openalex.org/W2004323682","https://openalex.org/W2093931120","https://openalex.org/W4234808182","https://openalex.org/W4255628145","https://openalex.org/W2382043075"],"abstract_inverted_index":{"In":[0,49],"this":[1,50],"paper,":[2],"we":[3],"present":[4],"a":[5,11,30,34,52,67,72,100,108],"framework":[6],"for":[7],"mining":[8,112],"diverging":[9,55,63,78,97],"patterns,":[10],"new":[12],"type":[13],"of":[14,102,107,123],"contrast":[15],"patterns":[16,98],"whose":[17],"frequency":[18],"changes":[19,28],"significantly":[20],"differently":[21],"in":[22,38,46,88],"two":[23,89],"data":[24],"sets,":[25],"e.g.,":[26],"it":[27],"from":[29,42,99,137],"relatively":[31,35],"low":[32,45],"to":[33,44,61,70,95,114],"high":[36,43],"value":[37],"one":[39],"dataset,":[40],"but":[41],"the":[47,76,82,121,131],"other.":[48],"framework,":[51],"measure":[53],"called":[54],"ratio":[56,79],"is":[57,93],"defined":[58],"and":[59,74],"used":[60],"discover":[62],"patterns.":[64],"We":[65,119],"use":[66,106],"four-dimensional":[68],"vector":[69,116],"represent":[71],"pattern,":[73],"define":[75],"pattern's":[77],"based":[80],"on":[81,126],"angular":[83],"difference":[84],"between":[85],"its":[86],"vectors":[87],"datasets.":[90],"An":[91],"algorithm":[92,113],"proposed":[94],"mine":[96],"pair":[101],"datasets,":[103,128],"which":[104],"makes":[105],"standard":[109],"frequent":[110],"pattern":[111],"compute":[115],"components":[117],"efficiently.":[118],"demonstrate":[120],"effectiveness":[122],"our":[124],"approach":[125],"real-world":[127],"showing":[129],"that":[130],"method":[132],"can":[133],"reveal":[134],"novel":[135],"knowledge":[136],"large":[138],"databases.":[139]},"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2019,"cited_by_count":1},{"year":2017,"cited_by_count":1},{"year":2013,"cited_by_count":1},{"year":2012,"cited_by_count":1}],"updated_date":"2026-04-21T08:09:41.155169","created_date":"2016-06-24T00:00:00"}
