{"id":"https://openalex.org/W1764008395","doi":"https://doi.org/10.1145/2736277.2741117","title":"User Session Identification Based on Strong Regularities in Inter-activity Time","display_name":"User Session Identification Based on Strong Regularities in Inter-activity Time","publication_year":2015,"publication_date":"2015-05-18","ids":{"openalex":"https://openalex.org/W1764008395","doi":"https://doi.org/10.1145/2736277.2741117","mag":"1764008395"},"language":"en","primary_location":{"id":"doi:10.1145/2736277.2741117","is_oa":false,"landing_page_url":"https://doi.org/10.1145/2736277.2741117","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 24th International Conference on World Wide Web","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/A5051442967","display_name":"Aaron Halfaker","orcid":"https://orcid.org/0000-0001-8907-6367"},"institutions":[{"id":"https://openalex.org/I4210126245","display_name":"Wikimedia Foundation","ror":"https://ror.org/032q98j12","country_code":"US","type":"nonprofit","lineage":["https://openalex.org/I4210126245"]}],"countries":["US"],"is_corresponding":true,"raw_author_name":"Aaron Halfaker","raw_affiliation_strings":["Wikimedia Foundation, San Francisco, CA, USA"],"affiliations":[{"raw_affiliation_string":"Wikimedia Foundation, San Francisco, CA, USA","institution_ids":["https://openalex.org/I4210126245"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5038810932","display_name":"Os Keyes","orcid":"https://orcid.org/0000-0001-5196-609X"},"institutions":[{"id":"https://openalex.org/I4210126245","display_name":"Wikimedia Foundation","ror":"https://ror.org/032q98j12","country_code":"US","type":"nonprofit","lineage":["https://openalex.org/I4210126245"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Os Keyes","raw_affiliation_strings":["Wikimedia Foundation, San Francsico, CA, USA"],"affiliations":[{"raw_affiliation_string":"Wikimedia Foundation, San Francsico, CA, USA","institution_ids":["https://openalex.org/I4210126245"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5072877746","display_name":"Daniel Kluver","orcid":"https://orcid.org/0000-0002-2810-7243"},"institutions":[{"id":"https://openalex.org/I130238516","display_name":"University of Minnesota","ror":"https://ror.org/017zqws13","country_code":"US","type":"education","lineage":["https://openalex.org/I130238516"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Daniel Kluver","raw_affiliation_strings":["University of Minnesota, Minneapolis, MN, USA",", University of Minnesota, Minneapolis, MN, USA"],"affiliations":[{"raw_affiliation_string":"University of Minnesota, Minneapolis, MN, USA","institution_ids":["https://openalex.org/I130238516"]},{"raw_affiliation_string":", University of Minnesota, Minneapolis, MN, USA","institution_ids":["https://openalex.org/I130238516"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5039675865","display_name":"Jacob Thebault-Spieker","orcid":"https://orcid.org/0000-0003-1569-4466"},"institutions":[{"id":"https://openalex.org/I130238516","display_name":"University of Minnesota","ror":"https://ror.org/017zqws13","country_code":"US","type":"education","lineage":["https://openalex.org/I130238516"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Jacob Thebault-Spieker","raw_affiliation_strings":["University of Minnesota, Minneapolis, MN, USA",", University of Minnesota, Minneapolis, MN, USA"],"affiliations":[{"raw_affiliation_string":"University of Minnesota, Minneapolis, MN, USA","institution_ids":["https://openalex.org/I130238516"]},{"raw_affiliation_string":", University of Minnesota, Minneapolis, MN, USA","institution_ids":["https://openalex.org/I130238516"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100696033","display_name":"Tien Thanh Nguyen","orcid":"https://orcid.org/0000-0002-7107-5611"},"institutions":[{"id":"https://openalex.org/I130238516","display_name":"University of Minnesota","ror":"https://ror.org/017zqws13","country_code":"US","type":"education","lineage":["https://openalex.org/I130238516"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Tien Nguyen","raw_affiliation_strings":["University of Minnesota, Minneapolis, MN, USA",", University of Minnesota, Minneapolis, MN, USA"],"affiliations":[{"raw_affiliation_string":"University of Minnesota, Minneapolis, MN, USA","institution_ids":["https://openalex.org/I130238516"]},{"raw_affiliation_string":", University of Minnesota, Minneapolis, MN, USA","institution_ids":["https://openalex.org/I130238516"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5096755942","display_name":"Kate Grandprey-Shores","orcid":null},"institutions":[{"id":"https://openalex.org/I130238516","display_name":"University of Minnesota","ror":"https://ror.org/017zqws13","country_code":"US","type":"education","lineage":["https://openalex.org/I130238516"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Kate Grandprey-Shores","raw_affiliation_strings":["University of Minnesota, Minneapolis, MN, USA"],"affiliations":[{"raw_affiliation_string":"University of Minnesota, Minneapolis, MN, USA","institution_ids":["https://openalex.org/I130238516"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5022406414","display_name":"Anuradha Uduwage","orcid":null},"institutions":[{"id":"https://openalex.org/I130238516","display_name":"University of Minnesota","ror":"https://ror.org/017zqws13","country_code":"US","type":"education","lineage":["https://openalex.org/I130238516"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Anuradha Uduwage","raw_affiliation_strings":["University of Minnesota, Minneapolis, MN, USA",", University of Minnesota, Minneapolis, MN, USA"],"affiliations":[{"raw_affiliation_string":"University of Minnesota, Minneapolis, MN, USA","institution_ids":["https://openalex.org/I130238516"]},{"raw_affiliation_string":", University of Minnesota, Minneapolis, MN, USA","institution_ids":["https://openalex.org/I130238516"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5037127940","display_name":"Morten Warncke-Wang","orcid":"https://orcid.org/0000-0002-0621-4048"},"institutions":[{"id":"https://openalex.org/I130238516","display_name":"University of Minnesota","ror":"https://ror.org/017zqws13","country_code":"US","type":"education","lineage":["https://openalex.org/I130238516"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Morten Warncke-Wang","raw_affiliation_strings":["University of Minnesota, Minneapolis, MN, USA",", University of Minnesota, Minneapolis, MN, USA"],"affiliations":[{"raw_affiliation_string":"University of Minnesota, Minneapolis, MN, USA","institution_ids":["https://openalex.org/I130238516"]},{"raw_affiliation_string":", University of Minnesota, Minneapolis, MN, USA","institution_ids":["https://openalex.org/I130238516"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":8,"corresponding_author_ids":["https://openalex.org/A5051442967"],"corresponding_institution_ids":["https://openalex.org/I4210126245"],"apc_list":null,"apc_paid":null,"fwci":5.7127,"has_fulltext":false,"cited_by_count":82,"citation_normalized_percentile":{"value":0.96313322,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":90,"max":100},"biblio":{"volume":null,"issue":null,"first_page":"410","last_page":"418"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10064","display_name":"Complex Network Analysis Techniques","score":0.9983999729156494,"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"}},"topics":[{"id":"https://openalex.org/T10064","display_name":"Complex Network Analysis Techniques","score":0.9983999729156494,"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"}},{"id":"https://openalex.org/T10742","display_name":"Peer-to-Peer Network Technologies","score":0.9983000159263611,"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/T12607","display_name":"Personal Information Management and User Behavior","score":0.9912999868392944,"subfield":{"id":"https://openalex.org/subfields/1802","display_name":"Information Systems and Management"},"field":{"id":"https://openalex.org/fields/18","display_name":"Decision Sciences"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/session","display_name":"Session (web analytics)","score":0.9020786285400391},{"id":"https://openalex.org/keywords/identification","display_name":"Identification (biology)","score":0.7808269262313843},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7281923890113831},{"id":"https://openalex.org/keywords/set","display_name":"Set (abstract data type)","score":0.6304143071174622},{"id":"https://openalex.org/keywords/analytics","display_name":"Analytics","score":0.6205874681472778},{"id":"https://openalex.org/keywords/rule-of-thumb","display_name":"Rule of thumb","score":0.451537162065506},{"id":"https://openalex.org/keywords/human\u2013computer-interaction","display_name":"Human\u2013computer interaction","score":0.38147562742233276},{"id":"https://openalex.org/keywords/information-retrieval","display_name":"Information retrieval","score":0.3430160880088806},{"id":"https://openalex.org/keywords/data-mining","display_name":"Data mining","score":0.30749914050102234},{"id":"https://openalex.org/keywords/world-wide-web","display_name":"World Wide Web","score":0.2647562026977539}],"concepts":[{"id":"https://openalex.org/C2779182362","wikidata":"https://www.wikidata.org/wiki/Q17126187","display_name":"Session (web analytics)","level":2,"score":0.9020786285400391},{"id":"https://openalex.org/C116834253","wikidata":"https://www.wikidata.org/wiki/Q2039217","display_name":"Identification (biology)","level":2,"score":0.7808269262313843},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7281923890113831},{"id":"https://openalex.org/C177264268","wikidata":"https://www.wikidata.org/wiki/Q1514741","display_name":"Set (abstract data type)","level":2,"score":0.6304143071174622},{"id":"https://openalex.org/C79158427","wikidata":"https://www.wikidata.org/wiki/Q485396","display_name":"Analytics","level":2,"score":0.6205874681472778},{"id":"https://openalex.org/C89246107","wikidata":"https://www.wikidata.org/wiki/Q1398821","display_name":"Rule of thumb","level":2,"score":0.451537162065506},{"id":"https://openalex.org/C107457646","wikidata":"https://www.wikidata.org/wiki/Q207434","display_name":"Human\u2013computer interaction","level":1,"score":0.38147562742233276},{"id":"https://openalex.org/C23123220","wikidata":"https://www.wikidata.org/wiki/Q816826","display_name":"Information retrieval","level":1,"score":0.3430160880088806},{"id":"https://openalex.org/C124101348","wikidata":"https://www.wikidata.org/wiki/Q172491","display_name":"Data mining","level":1,"score":0.30749914050102234},{"id":"https://openalex.org/C136764020","wikidata":"https://www.wikidata.org/wiki/Q466","display_name":"World Wide Web","level":1,"score":0.2647562026977539},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.0},{"id":"https://openalex.org/C59822182","wikidata":"https://www.wikidata.org/wiki/Q441","display_name":"Botany","level":1,"score":0.0},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.0},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1145/2736277.2741117","is_oa":false,"landing_page_url":"https://doi.org/10.1145/2736277.2741117","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 24th International Conference on World Wide Web","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.6000000238418579,"display_name":"Peace, Justice and strong institutions","id":"https://metadata.un.org/sdg/16"}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":23,"referenced_works":["https://openalex.org/W1487646136","https://openalex.org/W1606108609","https://openalex.org/W1607334069","https://openalex.org/W1735309556","https://openalex.org/W1972019869","https://openalex.org/W1972309850","https://openalex.org/W1972315221","https://openalex.org/W1975409939","https://openalex.org/W1982896842","https://openalex.org/W1993006466","https://openalex.org/W1996434443","https://openalex.org/W1996869586","https://openalex.org/W2051224630","https://openalex.org/W2056640711","https://openalex.org/W2070884976","https://openalex.org/W2102089959","https://openalex.org/W2109913881","https://openalex.org/W2113347069","https://openalex.org/W2121633101","https://openalex.org/W2138862413","https://openalex.org/W2140929211","https://openalex.org/W2150849589","https://openalex.org/W4285719527"],"related_works":["https://openalex.org/W4296749040","https://openalex.org/W4230197055","https://openalex.org/W621808327","https://openalex.org/W644007644","https://openalex.org/W3012257603","https://openalex.org/W3177475962","https://openalex.org/W4292264782","https://openalex.org/W3016450995","https://openalex.org/W2141646567","https://openalex.org/W4296748749"],"abstract_inverted_index":{"Session":[0],"identification":[1,26],"is":[2,33],"a":[3,52,81,101],"common":[4],"strategy":[5],"used":[6],"to":[7],"develop":[8],"metrics":[9],"for":[10,83,120],"web":[11],"analytics":[12],"and":[13,76,89,127],"perform":[14],"behavioral":[15],"analyses":[16],"of":[17,59,67,86,106,129],"user-facing":[18],"systems.":[19],"Past":[20],"work":[21],"has":[22,37],"argued":[23],"that":[24,39,91,114],"session":[25],"strategies":[27],"based":[28,123],"on":[29,124],"an":[30],"inactivity":[31,104],"threshold":[32,105],"inherently":[34],"arbitrary":[35],"or":[36],"advocated":[38],"thresholds":[40],"be":[41],"set":[42],"at":[43],"about":[44,107],"30":[45],"minutes.":[46],"In":[47],"this":[48],"work,":[49],"we":[50],"demonstrate":[51],"strong":[53],"regularity":[54,93],"in":[55],"the":[56,92],"temporal":[57,116],"rhythms":[58,117],"user":[60,87],"initiated":[61],"events":[62],"across":[63],"several":[64],"different":[65],"domains":[66],"online":[68],"activity":[69,88,97],"(incl.":[70],"video":[71],"gaming,":[72],"search,":[73],"page":[74],"views":[75],"volunteer":[77],"contributions).":[78],"We":[79,110],"describe":[80],"methodology":[82],"identifying":[84],"clusters":[85,98],"argue":[90],"with":[94,112],"which":[95],"these":[96,115],"appear":[99],"implies":[100],"good":[102],"rule-of-thumb":[103],"1":[108],"hour.":[109],"conclude":[111],"implications":[113],"may":[118],"have":[119],"system":[121],"design":[122],"our":[125],"observations":[126],"theories":[128],"goal-directed":[130],"human":[131],"activity.":[132]},"counts_by_year":[{"year":2026,"cited_by_count":2},{"year":2025,"cited_by_count":1},{"year":2024,"cited_by_count":24},{"year":2023,"cited_by_count":1},{"year":2022,"cited_by_count":5},{"year":2021,"cited_by_count":3},{"year":2020,"cited_by_count":10},{"year":2019,"cited_by_count":12},{"year":2018,"cited_by_count":6},{"year":2017,"cited_by_count":10},{"year":2016,"cited_by_count":6},{"year":2015,"cited_by_count":2}],"updated_date":"2026-04-10T15:06:20.359241","created_date":"2025-10-10T00:00:00"}