{"id":"https://openalex.org/W4396561485","doi":"https://doi.org/10.1145/3661831","title":"Smoothed Analysis of Information Spreading in Dynamic Networks","display_name":"Smoothed Analysis of Information Spreading in Dynamic Networks","publication_year":2024,"publication_date":"2024-05-01","ids":{"openalex":"https://openalex.org/W4396561485","doi":"https://doi.org/10.1145/3661831"},"language":"en","primary_location":{"id":"doi:10.1145/3661831","is_oa":true,"landing_page_url":"https://doi.org/10.1145/3661831","pdf_url":"https://dl.acm.org/doi/pdf/10.1145/3661831","source":{"id":"https://openalex.org/S118992489","display_name":"Journal of the ACM","issn_l":"0004-5411","issn":["0004-5411","1557-735X"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319798","host_organization_name":"Association for Computing Machinery","host_organization_lineage":["https://openalex.org/P4310319798"],"host_organization_lineage_names":["Association for Computing Machinery"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of the ACM","raw_type":"journal-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"bronze","oa_url":"https://dl.acm.org/doi/pdf/10.1145/3661831","any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5049161363","display_name":"Michael Dinitz","orcid":"https://orcid.org/0000-0002-2632-966X"},"institutions":[{"id":"https://openalex.org/I145311948","display_name":"Johns Hopkins University","ror":"https://ror.org/00za53h95","country_code":"US","type":"education","lineage":["https://openalex.org/I145311948"]}],"countries":["US"],"is_corresponding":true,"raw_author_name":"Michael Dinitz","raw_affiliation_strings":["Computer Science, Johns Hopkins University, Baltimore, United States"],"raw_orcid":"https://orcid.org/0000-0002-2632-966X","affiliations":[{"raw_affiliation_string":"Computer Science, Johns Hopkins University, Baltimore, United States","institution_ids":["https://openalex.org/I145311948"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5011772692","display_name":"Jeremy T. Fineman","orcid":"https://orcid.org/0009-0000-7483-4532"},"institutions":[{"id":"https://openalex.org/I184565670","display_name":"Georgetown University","ror":"https://ror.org/05vzafd60","country_code":"US","type":"education","lineage":["https://openalex.org/I184565670"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Jeremy Fineman","raw_affiliation_strings":["Computer Science, Georgetown University, Washington, United States"],"raw_orcid":"https://orcid.org/0009-0000-7483-4532","affiliations":[{"raw_affiliation_string":"Computer Science, Georgetown University, Washington, United States","institution_ids":["https://openalex.org/I184565670"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5042520814","display_name":"Seth Gilbert","orcid":"https://orcid.org/0000-0003-3298-7412"},"institutions":[{"id":"https://openalex.org/I165932596","display_name":"National University of Singapore","ror":"https://ror.org/01tgyzw49","country_code":"SG","type":"education","lineage":["https://openalex.org/I165932596"]}],"countries":["SG"],"is_corresponding":false,"raw_author_name":"Seth Gilbert","raw_affiliation_strings":["Computer Science, National University of Singapore, Singapore, Singapore"],"raw_orcid":"https://orcid.org/0000-0003-3298-7412","affiliations":[{"raw_affiliation_string":"Computer Science, National University of Singapore, Singapore, Singapore","institution_ids":["https://openalex.org/I165932596"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5078649776","display_name":"Calvin Newport","orcid":"https://orcid.org/0009-0006-0353-8254"},"institutions":[{"id":"https://openalex.org/I184565670","display_name":"Georgetown University","ror":"https://ror.org/05vzafd60","country_code":"US","type":"education","lineage":["https://openalex.org/I184565670"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Calvin Newport","raw_affiliation_strings":["Computer Science, Georgetown University, Washington, United States"],"raw_orcid":"https://orcid.org/0009-0006-0353-8254","affiliations":[{"raw_affiliation_string":"Computer Science, Georgetown University, Washington, United States","institution_ids":["https://openalex.org/I184565670"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5049161363"],"corresponding_institution_ids":["https://openalex.org/I145311948"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.05846893,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"71","issue":"3","first_page":"1","last_page":"24"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12592","display_name":"Opinion Dynamics and Social Influence","score":0.9965000152587891,"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/T12592","display_name":"Opinion Dynamics and Social Influence","score":0.9965000152587891,"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/T10064","display_name":"Complex Network Analysis Techniques","score":0.9955999851226807,"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/T11896","display_name":"Opportunistic and Delay-Tolerant Networks","score":0.9857000112533569,"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":0.6659388542175293}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6659388542175293}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1145/3661831","is_oa":true,"landing_page_url":"https://doi.org/10.1145/3661831","pdf_url":"https://dl.acm.org/doi/pdf/10.1145/3661831","source":{"id":"https://openalex.org/S118992489","display_name":"Journal of the ACM","issn_l":"0004-5411","issn":["0004-5411","1557-735X"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319798","host_organization_name":"Association for Computing Machinery","host_organization_lineage":["https://openalex.org/P4310319798"],"host_organization_lineage_names":["Association for Computing Machinery"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of the ACM","raw_type":"journal-article"}],"best_oa_location":{"id":"doi:10.1145/3661831","is_oa":true,"landing_page_url":"https://doi.org/10.1145/3661831","pdf_url":"https://dl.acm.org/doi/pdf/10.1145/3661831","source":{"id":"https://openalex.org/S118992489","display_name":"Journal of the ACM","issn_l":"0004-5411","issn":["0004-5411","1557-735X"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319798","host_organization_name":"Association for Computing Machinery","host_organization_lineage":["https://openalex.org/P4310319798"],"host_organization_lineage_names":["Association for Computing Machinery"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of the ACM","raw_type":"journal-article"},"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W4396561485.pdf"},"referenced_works_count":16,"referenced_works":["https://openalex.org/W246588037","https://openalex.org/W1703357547","https://openalex.org/W1847535063","https://openalex.org/W1970700632","https://openalex.org/W1982562599","https://openalex.org/W2034053794","https://openalex.org/W2120741723","https://openalex.org/W2610359187","https://openalex.org/W2784961280","https://openalex.org/W2962700705","https://openalex.org/W3008203175","https://openalex.org/W3097913536","https://openalex.org/W3109003045","https://openalex.org/W4229692018","https://openalex.org/W4229972391","https://openalex.org/W4242042420"],"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":{"The":[0],"best":[1,99],"known":[2,100],"solutions":[3],"for":[4,45,102,116,119,255,277],"k":[5,88,112,120,202,256,310],"-message":[6,89,203,257,311],"broadcast":[7,58,90,258,312],"in":[8,48,91,156,214,259,263],"dynamic":[9,216],"networks":[10,118,262],"of":[11,63,75,179,196,266,305],"size":[12],"n":[13,110,124],"require":[14],"\u03a9":[15,108],"(":[16,109,123],"nk":[17],")":[18,113,126],"rounds.":[19,160],"In":[20,130],"this":[21,49,84,152,164,270],"article,":[22],"we":[23,37,135,184,241,280],"see":[24],"if":[25],"these":[26],"bounds":[27,101],"can":[28,212],"be":[29],"improved":[30],"by":[31,230],"smoothed":[32,224,248],"analysis.":[33],"To":[34,174],"do":[35],"so,":[36],"study":[38],"perhaps":[39],"the":[40,61,98,107,132,177,215,220,227,264,303,309],"most":[41],"natural":[42,85],"randomized":[43],"algorithm":[44],"disseminating":[46],"tokens":[47,64],"setting:":[50],"at":[51],"every":[52],"timestep,":[53],"choose":[54],"a":[55,72,193,282],"token":[56,295],"to":[57,167,189,200,245,250,272,293],"randomly":[59],"from":[60],"set":[62],"you":[65],"know.":[66],"We":[67,161],"show":[68,136],"that":[69,222],"with":[70,94,169,291],"even":[71,138],"small":[73],"amount":[74],"smoothing":[76,180],"(i.e.,":[77,145],"one":[78],"random":[79,147],"edge":[80],"added":[81,149],"per":[82,150],"round),":[83,151],"strategy":[86,154,211],"solves":[87],"\\(\\tilde{O}(n+k^3)\\)":[92],"rounds,":[93],"high":[95],"probability,":[96],"beating":[97],"\\(k=o(\\sqrt":[103],"{n})\\)":[104,198],"and":[105,140,287],"matching":[106],"+":[111],"lower":[114,172,275],"bound":[115,195,276],"static":[117,190],"=":[121],"O":[122],"1/3":[125],"(ignoring":[127],"logarithmic":[128],"factors).":[129],"fact,":[131],"main":[133],"result":[134,254,271],"is":[137,206],"stronger":[139],"more":[141],"general:":[142],"Given":[143],"\u2113-smoothing":[144],"\u2113":[146],"edges":[148],"simple":[153],"terminates":[155],"\\(O(kn^{2/3}\\log":[157],"^{1/3}(n)\\ell":[158],"^{-1/3})\\)":[159],"then":[162],"prove":[163,251],"analysis":[165,225,249],"close":[166],"tight":[168,194],"an":[170,252,273,299],"almost-matching":[171],"bound.":[173],"better":[175,207],"understand":[176],"impact":[178,304],"on":[181,302,308],"information":[182],"spreading,":[183,296],"next":[185],"turn":[186],"our":[187,210,247],"attention":[188],"networks,":[191,279],"proving":[192],"\\(\\tilde{O}(k\\sqrt":[197],"rounds":[199],"solve":[201],"broadcast,":[204],"which":[205],"than":[208],"what":[209],"achieve":[213],"setting.":[217],"This":[218],"confirms":[219],"intuition":[221],"although":[223],"reduces":[226],"difficulties":[228],"induced":[229],"changing":[231],"graph":[232],"structures,":[233],"it":[234],"does":[235],"not":[236],"eliminate":[237],"them":[238],"altogether.":[239],"Finally,":[240],"apply":[242],"tools":[243],"developed":[244],"support":[246],"optimal":[253],"so-called":[260],"well-mixed":[261,278,294],"absence":[265],"smoothing.":[267],"By":[268],"comparing":[269],"existing":[274],"establish":[281],"formal":[283],"separation":[284],"between":[285],"oblivious":[286],"strongly":[288],"adaptive":[289],"adversaries":[290],"respect":[292],"partially":[297],"resolving":[298],"open":[300],"question":[301],"adversary":[306],"strength":[307],"problem.":[313]},"counts_by_year":[],"updated_date":"2026-03-27T05:58:40.876381","created_date":"2025-10-10T00:00:00"}
