{"id":"https://openalex.org/W2069016795","doi":"https://doi.org/10.1093/comnet/cnt022","title":"Critical transitions in social network activity","display_name":"Critical transitions in social network activity","publication_year":2014,"publication_date":"2014-01-27","ids":{"openalex":"https://openalex.org/W2069016795","doi":"https://doi.org/10.1093/comnet/cnt022","mag":"2069016795"},"language":"en","primary_location":{"id":"doi:10.1093/comnet/cnt022","is_oa":false,"landing_page_url":"https://doi.org/10.1093/comnet/cnt022","pdf_url":null,"source":{"id":"https://openalex.org/S2531583244","display_name":"Journal of Complex Networks","issn_l":"2051-1310","issn":["2051-1310","2051-1329"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310311648","host_organization_name":"Oxford University Press","host_organization_lineage":["https://openalex.org/P4310311648","https://openalex.org/P4310311647"],"host_organization_lineage_names":["Oxford University Press","University of Oxford"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of Complex Networks","raw_type":"journal-article"},"type":"article","indexed_in":["arxiv","crossref"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://arxiv.org/pdf/1307.8250","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5024817853","display_name":"Christian Kuehn","orcid":"https://orcid.org/0000-0002-7063-6173"},"institutions":[{"id":"https://openalex.org/I145847075","display_name":"TU Wien","ror":"https://ror.org/04d836q62","country_code":"AT","type":"education","lineage":["https://openalex.org/I145847075"]}],"countries":["AT"],"is_corresponding":false,"raw_author_name":"C. Kuehn","raw_affiliation_strings":["Institute for Analysis and Scientific Computing, Vienna University of Technology, 1040, Vienna, Austria"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Institute for Analysis and Scientific Computing, Vienna University of Technology, 1040, Vienna, Austria","institution_ids":["https://openalex.org/I145847075"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5038648317","display_name":"Erik A. Martens","orcid":"https://orcid.org/0000-0002-9455-7517"},"institutions":[{"id":"https://openalex.org/I4210088711","display_name":"Max Planck Institute for Dynamics and Self-Organization","ror":"https://ror.org/0087djs12","country_code":"DE","type":"facility","lineage":["https://openalex.org/I149899117","https://openalex.org/I4210088711"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"E. A. Martens","raw_affiliation_strings":["Department of Biomedical Sciences, Copenhagen University, Blegdamsvej 3, 2200 Copenhagen, Denmark and Max Planck Institute for Dynamics and Self-Organization, 37077 G\u00f6ttingen, Germany"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Biomedical Sciences, Copenhagen University, Blegdamsvej 3, 2200 Copenhagen, Denmark and Max Planck Institute for Dynamics and Self-Organization, 37077 G\u00f6ttingen, Germany","institution_ids":["https://openalex.org/I4210088711"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5064158757","display_name":"Daniel M. Romero","orcid":"https://orcid.org/0000-0002-8351-3463"},"institutions":[{"id":"https://openalex.org/I111979921","display_name":"Northwestern University","ror":"https://ror.org/000e0be47","country_code":"US","type":"education","lineage":["https://openalex.org/I111979921"]},{"id":"https://openalex.org/I27837315","display_name":"University of Michigan","ror":"https://ror.org/00jmfr291","country_code":"US","type":"education","lineage":["https://openalex.org/I27837315"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"D. M. Romero","raw_affiliation_strings":["School of Information, University of Michigan, Ann Arbor, MI 48109, USA and Northwestern Institute on Complex Systems, Northwestern University, Evanston, IL 60208, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Information, University of Michigan, Ann Arbor, MI 48109, USA and Northwestern Institute on Complex Systems, Northwestern University, Evanston, IL 60208, USA","institution_ids":["https://openalex.org/I111979921","https://openalex.org/I27837315"]}]}],"institutions":[],"countries_distinct_count":3,"institutions_distinct_count":4,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":{"value":4151,"currency":"USD","value_usd":4151},"apc_paid":null,"fwci":2.829,"has_fulltext":false,"cited_by_count":21,"citation_normalized_percentile":{"value":0.89771684,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":98},"biblio":{"volume":"2","issue":"2","first_page":"141","last_page":"152"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T13377","display_name":"Ecosystem dynamics and resilience","score":0.9990000128746033,"subfield":{"id":"https://openalex.org/subfields/2306","display_name":"Global and Planetary Change"},"field":{"id":"https://openalex.org/fields/23","display_name":"Environmental Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T13377","display_name":"Ecosystem dynamics and resilience","score":0.9990000128746033,"subfield":{"id":"https://openalex.org/subfields/2306","display_name":"Global and Planetary Change"},"field":{"id":"https://openalex.org/fields/23","display_name":"Environmental Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T13283","display_name":"Mental Health Research Topics","score":0.9718000292778015,"subfield":{"id":"https://openalex.org/subfields/3205","display_name":"Experimental and Cognitive Psychology"},"field":{"id":"https://openalex.org/fields/32","display_name":"Psychology"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},{"id":"https://openalex.org/T10410","display_name":"COVID-19 epidemiological studies","score":0.9707000255584717,"subfield":{"id":"https://openalex.org/subfields/2611","display_name":"Modeling and Simulation"},"field":{"id":"https://openalex.org/fields/26","display_name":"Mathematics"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5608087182044983},{"id":"https://openalex.org/keywords/social-network","display_name":"Social network (sociolinguistics)","score":0.45634138584136963},{"id":"https://openalex.org/keywords/statistical-physics","display_name":"Statistical physics","score":0.3655940294265747},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.15111330151557922},{"id":"https://openalex.org/keywords/world-wide-web","display_name":"World Wide Web","score":0.14411836862564087},{"id":"https://openalex.org/keywords/social-media","display_name":"Social media","score":0.10124588012695312}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5608087182044983},{"id":"https://openalex.org/C4727928","wikidata":"https://www.wikidata.org/wiki/Q17164759","display_name":"Social network (sociolinguistics)","level":3,"score":0.45634138584136963},{"id":"https://openalex.org/C121864883","wikidata":"https://www.wikidata.org/wiki/Q677916","display_name":"Statistical physics","level":1,"score":0.3655940294265747},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.15111330151557922},{"id":"https://openalex.org/C136764020","wikidata":"https://www.wikidata.org/wiki/Q466","display_name":"World Wide Web","level":1,"score":0.14411836862564087},{"id":"https://openalex.org/C518677369","wikidata":"https://www.wikidata.org/wiki/Q202833","display_name":"Social media","level":2,"score":0.10124588012695312}],"mesh":[],"locations_count":4,"locations":[{"id":"doi:10.1093/comnet/cnt022","is_oa":false,"landing_page_url":"https://doi.org/10.1093/comnet/cnt022","pdf_url":null,"source":{"id":"https://openalex.org/S2531583244","display_name":"Journal of Complex Networks","issn_l":"2051-1310","issn":["2051-1310","2051-1329"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310311648","host_organization_name":"Oxford University Press","host_organization_lineage":["https://openalex.org/P4310311648","https://openalex.org/P4310311647"],"host_organization_lineage_names":["Oxford University Press","University of Oxford"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of Complex Networks","raw_type":"journal-article"},{"id":"pmh:oai:arXiv.org:1307.8250","is_oa":true,"landing_page_url":"http://arxiv.org/abs/1307.8250","pdf_url":"https://arxiv.org/pdf/1307.8250","source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":"2331-8422","issn":["2331-8422"],"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I205783295","host_organization_name":"Cornell University","host_organization_lineage":["https://openalex.org/I205783295"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"text"},{"id":"pmh:oai:CiteSeerX.psu:10.1.1.744.7882","is_oa":false,"landing_page_url":"http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.744.7882","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"http://arxiv.org/pdf/1307.8250.pdf","raw_type":"text"},{"id":"pmh:oai:open-archive.highwire.org:comnet:2/2/141","is_oa":false,"landing_page_url":"http://comnet.oxfordjournals.org/cgi/content/short/2/2/141","pdf_url":null,"source":{"id":"https://openalex.org/S4406923041","display_name":"HighWire Press Open Archive","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"TEXT"}],"best_oa_location":{"id":"pmh:oai:arXiv.org:1307.8250","is_oa":true,"landing_page_url":"http://arxiv.org/abs/1307.8250","pdf_url":"https://arxiv.org/pdf/1307.8250","source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":"2331-8422","issn":["2331-8422"],"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I205783295","host_organization_name":"Cornell University","host_organization_lineage":["https://openalex.org/I205783295"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"text"},"sustainable_development_goals":[{"display_name":"Climate action","id":"https://metadata.un.org/sdg/13","score":0.800000011920929}],"awards":[],"funders":[{"id":"https://openalex.org/F4320320300","display_name":"European Commission","ror":"https://ror.org/00k4n6c32"},{"id":"https://openalex.org/F4320321004","display_name":"\u00d6sterreichischen Akademie der Wissenschaften","ror":"https://ror.org/03anc3s24"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":40,"referenced_works":["https://openalex.org/W189057949","https://openalex.org/W1545410837","https://openalex.org/W1596321532","https://openalex.org/W1636846042","https://openalex.org/W1675894781","https://openalex.org/W1981169260","https://openalex.org/W1983577042","https://openalex.org/W2000042664","https://openalex.org/W2012469177","https://openalex.org/W2017731476","https://openalex.org/W2029217231","https://openalex.org/W2035226872","https://openalex.org/W2049168941","https://openalex.org/W2049297416","https://openalex.org/W2050335144","https://openalex.org/W2075457682","https://openalex.org/W2089876099","https://openalex.org/W2112056172","https://openalex.org/W2116199452","https://openalex.org/W2117688908","https://openalex.org/W2123730929","https://openalex.org/W2123835189","https://openalex.org/W2130435784","https://openalex.org/W2134761831","https://openalex.org/W2135264057","https://openalex.org/W2145446394","https://openalex.org/W2149215949","https://openalex.org/W2154128004","https://openalex.org/W2155653089","https://openalex.org/W2157658472","https://openalex.org/W2168773352","https://openalex.org/W2310234675","https://openalex.org/W2601913969","https://openalex.org/W3099545566","https://openalex.org/W3101822628","https://openalex.org/W3103362336","https://openalex.org/W3217131472","https://openalex.org/W4230079861","https://openalex.org/W4233076588","https://openalex.org/W4245368356"],"related_works":["https://openalex.org/W4391375266","https://openalex.org/W2899084033","https://openalex.org/W2748952813","https://openalex.org/W2390279801","https://openalex.org/W4391913857","https://openalex.org/W2358668433","https://openalex.org/W4396701345","https://openalex.org/W2376932109","https://openalex.org/W2001405890","https://openalex.org/W4396696052"],"abstract_inverted_index":{"A":[0],"large":[1],"variety":[2],"of":[3,24,40,57,218],"complex":[4],"systems":[5],"in":[6,36,73,91,95,171,221],"ecology,":[7],"climate":[8,44],"science,":[9],"biomedicine":[10],"and":[11,43,47,133,146,194,215],"engineering":[12],"have":[13],"been":[14],"observed":[15],"to":[16,103,154,206],"exhibit":[17],"tipping":[18],"points,":[19],"where":[20],"the":[21,25,37,160,202,209],"dynamical":[22],"state":[23],"system":[26],"abruptly":[27],"changes.":[28],"For":[29],"example,":[30],"such":[31,78],"critical":[32,219],"transitions":[33,220],"may":[34,54],"result":[35],"sudden":[38],"change":[39],"ecological":[41],"environments":[42],"conditions.":[45],"Data":[46],"models":[48],"suggest":[49],"that":[50,184],"detectable":[51],"warning":[52,84,148,162],"signs":[53,85,163],"precede":[55],"some":[56],"these":[58],"drastic":[59],"events.":[60],"This":[61],"view":[62],"is":[63,98],"also":[64,168],"corroborated":[65],"by":[66,126,192],"abstract":[67,212],"mathematical":[68,213],"theory":[69,214],"for":[70,86],"generic":[71],"bifurcations":[72],"stochastic":[74,79,161],"multi-scale":[75],"systems.":[76],"Whether":[77],"scaling":[80],"laws":[81],"used":[82],"as":[83,181],"a":[87,118,123,129,135,141,186],"priori":[88,130,187],"unknown":[89],"events":[90,132,189],"society":[92],"are":[93,190],"present":[94,106],"social":[96,136,173,222],"networks":[97],"an":[99],"exciting":[100],"open":[101],"problem,":[102],"which":[104],"at":[105],"only":[107],"highly":[108],"speculative":[109],"answers":[110],"can":[111],"be":[112,169],"given.":[113],"Here,":[114],"we":[115,182],"instead":[116],"provide":[117],"first":[119],"step":[120],"towards":[121],"tackling":[122],"simpler":[124],"question":[125,179],"focusing":[127],"on":[128,143],"known":[131,164,188],"analyse":[134],"media":[137,174],"data":[138],"set":[139],"with":[140],"focus":[142],"classical":[144],"variance":[145,193],"autocorrelation":[147,195],"signs.":[149],"Our":[150,197],"results":[151],"thus":[152,199],"pertain":[153],"one":[155],"absolutely":[156],"fundamental":[157],"question:":[158],"Can":[159],"from":[165],"other":[166],"areas":[167],"detected":[170],"large-scale":[172],"data?":[175],"We":[176],"answer":[177],"this":[178],"affirmatively":[180],"find":[183],"several":[185],"preceded":[191],"growth.":[196],"findings":[198],"clearly":[200],"establish":[201],"necessary":[203],"starting":[204],"point":[205],"further":[207],"investigate":[208],"relationship":[210],"between":[211],"various":[216],"classes":[217],"networks.":[223]},"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2022,"cited_by_count":2},{"year":2021,"cited_by_count":2},{"year":2020,"cited_by_count":2},{"year":2018,"cited_by_count":1},{"year":2017,"cited_by_count":2},{"year":2016,"cited_by_count":4},{"year":2015,"cited_by_count":2},{"year":2014,"cited_by_count":5}],"updated_date":"2026-08-05T07:39:15.569665","created_date":"2020-11-23T00:00:00"}
