{"id":"https://openalex.org/W2170833787","doi":"https://doi.org/10.1109/infcom.2011.5935160","title":"When does content float? Characterizing availability of anchored information in opportunistic content sharing","display_name":"When does content float? Characterizing availability of anchored information in opportunistic content sharing","publication_year":2011,"publication_date":"2011-04-01","ids":{"openalex":"https://openalex.org/W2170833787","doi":"https://doi.org/10.1109/infcom.2011.5935160","mag":"2170833787"},"language":"en","primary_location":{"id":"doi:10.1109/infcom.2011.5935160","is_oa":false,"landing_page_url":"https://doi.org/10.1109/infcom.2011.5935160","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2011 Proceedings IEEE INFOCOM","raw_type":"proceedings-article"},"type":"conference-paper","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/A5004079238","display_name":"Esa Hyyti\u00e4","orcid":"https://orcid.org/0000-0001-8453-6926"},"institutions":[{"id":"https://openalex.org/I9927081","display_name":"Aalto University","ror":"https://ror.org/020hwjq30","country_code":"FI","type":"education","lineage":["https://openalex.org/I9927081"]}],"countries":["FI"],"is_corresponding":false,"raw_author_name":"Esa Hyytia","raw_affiliation_strings":["Aalto University of Science and Technology, Finland"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Aalto University of Science and Technology, Finland","institution_ids":["https://openalex.org/I9927081"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5058639214","display_name":"Jorma Virtamo","orcid":null},"institutions":[{"id":"https://openalex.org/I9927081","display_name":"Aalto University","ror":"https://ror.org/020hwjq30","country_code":"FI","type":"education","lineage":["https://openalex.org/I9927081"]}],"countries":["FI"],"is_corresponding":false,"raw_author_name":"Jorma Virtamo","raw_affiliation_strings":["Aalto University of Science and Technology, Finland"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Aalto University of Science and Technology, Finland","institution_ids":["https://openalex.org/I9927081"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5036489012","display_name":"Pasi Lassila","orcid":"https://orcid.org/0000-0003-1034-554X"},"institutions":[{"id":"https://openalex.org/I9927081","display_name":"Aalto University","ror":"https://ror.org/020hwjq30","country_code":"FI","type":"education","lineage":["https://openalex.org/I9927081"]}],"countries":["FI"],"is_corresponding":false,"raw_author_name":"Pasi Lassila","raw_affiliation_strings":["Aalto University of Science and Technology, Finland"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Aalto University of Science and Technology, Finland","institution_ids":["https://openalex.org/I9927081"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5008046951","display_name":"Jussi Kangasharju","orcid":"https://orcid.org/0000-0001-6119-1638"},"institutions":[{"id":"https://openalex.org/I133731052","display_name":"University of Helsinki","ror":"https://ror.org/040af2s02","country_code":"FI","type":"education","lineage":["https://openalex.org/I133731052"]},{"id":"https://openalex.org/I32943570","display_name":"Helsinki Institute for Information Technology","ror":"https://ror.org/05kph4940","country_code":"FI","type":"facility","lineage":["https://openalex.org/I133731052","https://openalex.org/I32943570","https://openalex.org/I9927081"]}],"countries":["FI"],"is_corresponding":false,"raw_author_name":"Jussi Kangasharju","raw_affiliation_strings":["Helsinki Institute of Information Technology, University of Helsinki, Finland"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Helsinki Institute of Information Technology, University of Helsinki, Finland","institution_ids":["https://openalex.org/I32943570","https://openalex.org/I133731052"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5027075213","display_name":"J\u00f6rg Ott","orcid":"https://orcid.org/0000-0001-8311-8036"},"institutions":[{"id":"https://openalex.org/I9927081","display_name":"Aalto University","ror":"https://ror.org/020hwjq30","country_code":"FI","type":"education","lineage":["https://openalex.org/I9927081"]}],"countries":["FI"],"is_corresponding":false,"raw_author_name":"Jorg Ott","raw_affiliation_strings":["Aalto University of Science and Technology, Finland"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Aalto University of Science and Technology, Finland","institution_ids":["https://openalex.org/I9927081"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":false,"cited_by_count":99,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"3137","last_page":"3145"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11896","display_name":"Opportunistic and Delay-Tolerant Networks","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/T11896","display_name":"Opportunistic and Delay-Tolerant Networks","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/T11478","display_name":"Caching and Content Delivery","score":0.9988999962806702,"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/T10246","display_name":"Mobile Ad Hoc Networks","score":0.9983999729156494,"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":0.7701988816261292},{"id":"https://openalex.org/keywords/float","display_name":"Float (project management)","score":0.725367546081543},{"id":"https://openalex.org/keywords/node","display_name":"Node (physics)","score":0.6779356002807617},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.6259410381317139},{"id":"https://openalex.org/keywords/range","display_name":"Range (aeronautics)","score":0.5677905678749084},{"id":"https://openalex.org/keywords/transmission","display_name":"Transmission (telecommunications)","score":0.5647695064544678},{"id":"https://openalex.org/keywords/information-sharing","display_name":"Information sharing","score":0.529619038105011},{"id":"https://openalex.org/keywords/content","display_name":"Content (measure theory)","score":0.49383172392845154},{"id":"https://openalex.org/keywords/distributed-computing","display_name":"Distributed computing","score":0.48683518171310425},{"id":"https://openalex.org/keywords/information-transmission","display_name":"Information transmission","score":0.4227394461631775},{"id":"https://openalex.org/keywords/world-wide-web","display_name":"World Wide Web","score":0.14266350865364075},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.14228004217147827},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.08170285820960999}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7701988816261292},{"id":"https://openalex.org/C2780337265","wikidata":"https://www.wikidata.org/wiki/Q185958","display_name":"Float (project management)","level":2,"score":0.725367546081543},{"id":"https://openalex.org/C62611344","wikidata":"https://www.wikidata.org/wiki/Q1062658","display_name":"Node (physics)","level":2,"score":0.6779356002807617},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.6259410381317139},{"id":"https://openalex.org/C204323151","wikidata":"https://www.wikidata.org/wiki/Q905424","display_name":"Range (aeronautics)","level":2,"score":0.5677905678749084},{"id":"https://openalex.org/C761482","wikidata":"https://www.wikidata.org/wiki/Q118093","display_name":"Transmission (telecommunications)","level":2,"score":0.5647695064544678},{"id":"https://openalex.org/C2776854237","wikidata":"https://www.wikidata.org/wiki/Q6031064","display_name":"Information sharing","level":2,"score":0.529619038105011},{"id":"https://openalex.org/C2778152352","wikidata":"https://www.wikidata.org/wiki/Q5165061","display_name":"Content (measure theory)","level":2,"score":0.49383172392845154},{"id":"https://openalex.org/C120314980","wikidata":"https://www.wikidata.org/wiki/Q180634","display_name":"Distributed computing","level":1,"score":0.48683518171310425},{"id":"https://openalex.org/C2983568541","wikidata":"https://www.wikidata.org/wiki/Q389772","display_name":"Information transmission","level":2,"score":0.4227394461631775},{"id":"https://openalex.org/C136764020","wikidata":"https://www.wikidata.org/wiki/Q466","display_name":"World Wide Web","level":1,"score":0.14266350865364075},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.14228004217147827},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.08170285820960999},{"id":"https://openalex.org/C199104240","wikidata":"https://www.wikidata.org/wiki/Q118291","display_name":"Marine engineering","level":1,"score":0.0},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.0},{"id":"https://openalex.org/C159985019","wikidata":"https://www.wikidata.org/wiki/Q181790","display_name":"Composite material","level":1,"score":0.0},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.0},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.0},{"id":"https://openalex.org/C66938386","wikidata":"https://www.wikidata.org/wiki/Q633538","display_name":"Structural engineering","level":1,"score":0.0}],"mesh":[],"locations_count":3,"locations":[{"id":"doi:10.1109/infcom.2011.5935160","is_oa":false,"landing_page_url":"https://doi.org/10.1109/infcom.2011.5935160","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2011 Proceedings IEEE INFOCOM","raw_type":"proceedings-article"},{"id":"pmh:oai:CiteSeerX.psu:10.1.1.206.5719","is_oa":false,"landing_page_url":"http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.206.5719","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"http://www.netlab.tkk.fi/%7Eesa/pub/files/hyytia-infocom-2011-cr.pdf","raw_type":"text"},{"id":"pmh:oai:CiteSeerX.psu:10.1.1.297.4868","is_oa":false,"landing_page_url":"http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.297.4868","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"http://www.netlab.tkk.fi/u/esa/floating-tr-2010.pdf","raw_type":"text"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Industry, innovation and infrastructure","score":0.6499999761581421,"id":"https://metadata.un.org/sdg/9"}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":26,"referenced_works":["https://openalex.org/W608159922","https://openalex.org/W1483953177","https://openalex.org/W1968560005","https://openalex.org/W1976081465","https://openalex.org/W2004923261","https://openalex.org/W2011300998","https://openalex.org/W2015145733","https://openalex.org/W2024259126","https://openalex.org/W2044008490","https://openalex.org/W2045295122","https://openalex.org/W2054634132","https://openalex.org/W2067733325","https://openalex.org/W2088001786","https://openalex.org/W2097263115","https://openalex.org/W2105273407","https://openalex.org/W2109341366","https://openalex.org/W2109528718","https://openalex.org/W2135356058","https://openalex.org/W2137775453","https://openalex.org/W2141351876","https://openalex.org/W2145517691","https://openalex.org/W2147746912","https://openalex.org/W2152244101","https://openalex.org/W2392726451","https://openalex.org/W2701884314","https://openalex.org/W4285719527"],"related_works":["https://openalex.org/W2362890196","https://openalex.org/W2775609273","https://openalex.org/W2349706003","https://openalex.org/W2361149172","https://openalex.org/W1523375210","https://openalex.org/W2039376338","https://openalex.org/W4390929753","https://openalex.org/W2354715310","https://openalex.org/W2373111115","https://openalex.org/W3131842887"],"abstract_inverted_index":{"We":[0],"consider":[1],"an":[2],"opportunistic":[3,47],"content":[4,126],"sharing":[5,127],"system":[6],"designed":[7],"to":[8,33,67,86,135],"store":[9],"and":[10,121,171],"distribute":[11],"local":[12],"spatio-temporal":[13],"\u201cfloating\u201d":[14],"information":[15,45,100],"in":[16,46,160],"uncoordinated":[17],"P2P":[18],"fashion":[19],"relying":[20],"solely":[21],"on":[22,167],"the":[23,28,35,40,44,60,63,69,78,82,87,91,99,137,146,161,168,172,191],"mobile":[24],"nodes":[25,52,64,79],"passing":[26],"through":[27],"area":[29],"of":[30,90,104,149],"interest,":[31],"referred":[32,134],"as":[34,128,130,136],"anchor":[36,41,61,83,162],"zone.":[37,84],"Nodes":[38],"within":[39,54],"zone":[42],"exchange":[43],"manner,":[48],"i.e.,":[49],"whenever":[50],"two":[51],"come":[53],"each":[55],"others'":[56],"transmission":[57],"range.":[58],"Outside":[59],"zone,":[62,163],"are":[65,94,178],"free":[66],"delete":[68],"information,":[70],"since":[71],"it":[72],"is":[73,140,145],"deemed":[74],"relevant":[75],"only":[76],"for":[77,98,125],"residing":[80],"inside":[81],"Due":[85],"random":[88],"nature":[89],"operation,":[92],"there":[93],"no":[95],"guarantees,":[96],"e.g.,":[97],"availability.":[101],"By":[102],"means":[103],"analytical":[105,192],"models,":[106],"we":[107],"show":[108],"that":[109],"such":[110],"a":[111,119,131,151],"system,":[112],"without":[113],"any":[114],"supporting":[115],"infrastructure,":[116],"can":[117],"be":[118],"viable":[120],"surprisingly":[122],"reliable":[123],"option":[124],"long":[129],"certain":[132],"criterion,":[133],"criticality":[138],"condition,":[139],"met.":[141],"The":[142,175],"important":[143],"quantity":[144],"average":[147],"number":[148],"encounters":[150],"randomly":[152],"chosen":[153],"node":[154],"experiences":[155],"during":[156],"its":[157],"sojourn":[158],"time":[159],"which":[164],"again":[165],"depends":[166],"communication":[169],"range":[170],"mobility":[173,185],"pattern.":[174],"theoretical":[176],"studies":[177],"complemented":[179],"with":[180,183,190],"simulation":[181],"experiments":[182],"various":[184],"models":[186],"showing":[187],"good":[188],"agreement":[189],"results.":[193]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2025,"cited_by_count":1},{"year":2024,"cited_by_count":1},{"year":2023,"cited_by_count":2},{"year":2021,"cited_by_count":2},{"year":2020,"cited_by_count":5},{"year":2019,"cited_by_count":8},{"year":2018,"cited_by_count":7},{"year":2017,"cited_by_count":16},{"year":2016,"cited_by_count":13},{"year":2015,"cited_by_count":7},{"year":2014,"cited_by_count":10},{"year":2013,"cited_by_count":13},{"year":2012,"cited_by_count":8}],"updated_date":"2026-07-14T23:27:15.235271","created_date":"2025-10-10T00:00:00"}
