{"id":"https://openalex.org/W2081102093","doi":"https://doi.org/10.1145/1133572.1133575","title":"Open problems in data collection networks","display_name":"Open problems in data collection networks","publication_year":2004,"publication_date":"2004-09-19","ids":{"openalex":"https://openalex.org/W2081102093","doi":"https://doi.org/10.1145/1133572.1133575","mag":"2081102093"},"language":"en","primary_location":{"id":"doi:10.1145/1133572.1133575","is_oa":false,"landing_page_url":"https://doi.org/10.1145/1133572.1133575","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 11th workshop on ACM SIGOPS European workshop","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/A5090694340","display_name":"Jonathan Ledlie","orcid":null},"institutions":[{"id":"https://openalex.org/I2801851002","display_name":"Harvard University Press","ror":"https://ror.org/006v7bf86","country_code":"US","type":"other","lineage":["https://openalex.org/I136199984","https://openalex.org/I2801851002"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Jonathan Ledlie","raw_affiliation_strings":["Harvard University"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Harvard University","institution_ids":["https://openalex.org/I2801851002"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5022241664","display_name":"Jeff Shneidman","orcid":null},"institutions":[{"id":"https://openalex.org/I2801851002","display_name":"Harvard University Press","ror":"https://ror.org/006v7bf86","country_code":"US","type":"other","lineage":["https://openalex.org/I136199984","https://openalex.org/I2801851002"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Jeff Shneidman","raw_affiliation_strings":["Harvard University"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Harvard University","institution_ids":["https://openalex.org/I2801851002"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5047819447","display_name":"Matt Welsh","orcid":null},"institutions":[{"id":"https://openalex.org/I2801851002","display_name":"Harvard University Press","ror":"https://ror.org/006v7bf86","country_code":"US","type":"other","lineage":["https://openalex.org/I136199984","https://openalex.org/I2801851002"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Matt Welsh","raw_affiliation_strings":["Harvard University"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Harvard University","institution_ids":["https://openalex.org/I2801851002"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5083113208","display_name":"Mema Roussopoulos","orcid":"https://orcid.org/0000-0002-2275-1433"},"institutions":[{"id":"https://openalex.org/I2801851002","display_name":"Harvard University Press","ror":"https://ror.org/006v7bf86","country_code":"US","type":"other","lineage":["https://openalex.org/I136199984","https://openalex.org/I2801851002"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Mema Roussopoulos","raw_affiliation_strings":["Harvard University"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Harvard University","institution_ids":["https://openalex.org/I2801851002"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5054751297","display_name":"Margo Seltzer","orcid":"https://orcid.org/0000-0002-2165-4658"},"institutions":[{"id":"https://openalex.org/I2801851002","display_name":"Harvard University Press","ror":"https://ror.org/006v7bf86","country_code":"US","type":"other","lineage":["https://openalex.org/I136199984","https://openalex.org/I2801851002"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Margo Seltzer","raw_affiliation_strings":["Harvard University"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Harvard University","institution_ids":["https://openalex.org/I2801851002"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I2801851002"],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":false,"cited_by_count":11,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"27","last_page":"27"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11478","display_name":"Caching and Content Delivery","score":0.9993000030517578,"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/T11478","display_name":"Caching and Content Delivery","score":0.9993000030517578,"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/T10080","display_name":"Energy Efficient Wireless Sensor Networks","score":0.9991999864578247,"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/T11896","display_name":"Opportunistic and Delay-Tolerant Networks","score":0.9990000128746033,"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/wireless-sensor-network","display_name":"Wireless sensor network","score":0.7712694406509399},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.765367865562439},{"id":"https://openalex.org/keywords/bridge","display_name":"Bridge (graph theory)","score":0.611043393611908},{"id":"https://openalex.org/keywords/open-research","display_name":"Open research","score":0.5265025496482849},{"id":"https://openalex.org/keywords/data-science","display_name":"Data science","score":0.5184447169303894},{"id":"https://openalex.org/keywords/aggregate","display_name":"Aggregate (composite)","score":0.5073265433311462},{"id":"https://openalex.org/keywords/data-collection","display_name":"Data collection","score":0.4577111601829529},{"id":"https://openalex.org/keywords/distributed-computing","display_name":"Distributed computing","score":0.42473119497299194},{"id":"https://openalex.org/keywords/quality-of-service","display_name":"Quality of service","score":0.4227713346481323},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.40404143929481506},{"id":"https://openalex.org/keywords/computer-security","display_name":"Computer security","score":0.34688693284988403},{"id":"https://openalex.org/keywords/world-wide-web","display_name":"World Wide Web","score":0.2602269649505615}],"concepts":[{"id":"https://openalex.org/C24590314","wikidata":"https://www.wikidata.org/wiki/Q336038","display_name":"Wireless sensor network","level":2,"score":0.7712694406509399},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.765367865562439},{"id":"https://openalex.org/C100776233","wikidata":"https://www.wikidata.org/wiki/Q2532492","display_name":"Bridge (graph theory)","level":2,"score":0.611043393611908},{"id":"https://openalex.org/C2778464652","wikidata":"https://www.wikidata.org/wiki/Q309849","display_name":"Open research","level":2,"score":0.5265025496482849},{"id":"https://openalex.org/C2522767166","wikidata":"https://www.wikidata.org/wiki/Q2374463","display_name":"Data science","level":1,"score":0.5184447169303894},{"id":"https://openalex.org/C4679612","wikidata":"https://www.wikidata.org/wiki/Q866298","display_name":"Aggregate (composite)","level":2,"score":0.5073265433311462},{"id":"https://openalex.org/C133462117","wikidata":"https://www.wikidata.org/wiki/Q4929239","display_name":"Data collection","level":2,"score":0.4577111601829529},{"id":"https://openalex.org/C120314980","wikidata":"https://www.wikidata.org/wiki/Q180634","display_name":"Distributed computing","level":1,"score":0.42473119497299194},{"id":"https://openalex.org/C5119721","wikidata":"https://www.wikidata.org/wiki/Q220501","display_name":"Quality of service","level":2,"score":0.4227713346481323},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.40404143929481506},{"id":"https://openalex.org/C38652104","wikidata":"https://www.wikidata.org/wiki/Q3510521","display_name":"Computer security","level":1,"score":0.34688693284988403},{"id":"https://openalex.org/C136764020","wikidata":"https://www.wikidata.org/wiki/Q466","display_name":"World Wide Web","level":1,"score":0.2602269649505615},{"id":"https://openalex.org/C126322002","wikidata":"https://www.wikidata.org/wiki/Q11180","display_name":"Internal medicine","level":1,"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/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","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/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.0},{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1145/1133572.1133575","is_oa":false,"landing_page_url":"https://doi.org/10.1145/1133572.1133575","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 11th workshop on ACM SIGOPS European workshop","raw_type":"proceedings-article"},{"id":"pmh:oai:CiteSeerX.psu:10.1.1.59.213","is_oa":false,"landing_page_url":"http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.59.213","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"http://www.eecs.harvard.edu/~syrah/hourglass/papers/sigops04.pdf","raw_type":"text"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/9","score":0.5299999713897705,"display_name":"Industry, innovation and infrastructure"}],"awards":[],"funders":[{"id":"https://openalex.org/F4320306076","display_name":"National Science Foundation","ror":"https://ror.org/021nxhr62"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":39,"referenced_works":["https://openalex.org/W87905120","https://openalex.org/W1492522106","https://openalex.org/W1522691374","https://openalex.org/W1559198201","https://openalex.org/W1568630508","https://openalex.org/W1598443221","https://openalex.org/W1781712581","https://openalex.org/W1950211241","https://openalex.org/W1992178984","https://openalex.org/W2000548713","https://openalex.org/W2010801412","https://openalex.org/W2058632086","https://openalex.org/W2072375189","https://openalex.org/W2089558473","https://openalex.org/W2105338061","https://openalex.org/W2106335692","https://openalex.org/W2110158792","https://openalex.org/W2120626294","https://openalex.org/W2121054697","https://openalex.org/W2127494222","https://openalex.org/W2127949150","https://openalex.org/W2129668029","https://openalex.org/W2132461362","https://openalex.org/W2135401919","https://openalex.org/W2146339751","https://openalex.org/W2151575925","https://openalex.org/W2153259545","https://openalex.org/W2153752068","https://openalex.org/W2155846054","https://openalex.org/W2161569281","https://openalex.org/W2164128653","https://openalex.org/W2169593628","https://openalex.org/W2339058897","https://openalex.org/W2950660196","https://openalex.org/W4232534713","https://openalex.org/W4242418714","https://openalex.org/W6603638053","https://openalex.org/W6684418397","https://openalex.org/W6686224502"],"related_works":["https://openalex.org/W1501776718","https://openalex.org/W2615136228","https://openalex.org/W657108774","https://openalex.org/W2390192952","https://openalex.org/W2480620430","https://openalex.org/W2373296418","https://openalex.org/W1515761309","https://openalex.org/W4301400761","https://openalex.org/W2575053927","https://openalex.org/W379534726"],"abstract_inverted_index":{"Research":[0],"in":[1,28],"sensor":[2,26,136],"networks,":[3],"continuous":[4],"queries":[5],"(CQ),":[6],"and":[7,21,60,66,80,116,126,133,144],"other":[8,67,127],"domains":[9],"has":[10],"been":[11],"motivated":[12],"by":[13],"powerful":[14],"applications":[15,38,91,99],"that":[16,149],"aim":[17],"to":[18,35,92,152],"aggregate,":[19],"assimilate,":[20],"interact":[22],"with":[23,54,124],"scores":[24],"of":[25,46,90,97,105],"networks":[27],"parallel.":[29],"Numerous":[30],"system":[31,148],"ingredients":[32],"are":[33,70],"necessary":[34],"make":[36],"these":[37,47,98,141,153],"possible.":[39],"Sensor":[40],"network":[41],"research":[42,68,84],"is":[43],"building":[44,71],"some":[45],"components":[48],"from":[49],"the":[50,87],"bottom":[51],"up,":[52],"dealing":[53],"issues":[55],"such":[56],"as":[57],"wireless":[58],"connectivity":[59],"battery":[61],"life.":[62],"CQ,":[63],"peer-to-peer":[64],"(P2P),":[65],"areas":[69],"top":[72],"down,":[73],"examining":[74],"in-network":[75,122],"services,":[76,117],"naming,":[77],"decentralized":[78],"queries,":[79],"scale.":[81],"While":[82],"many":[83,96],"groups":[85],"use":[86],"same":[88],"types":[89],"motivate":[93],"their":[94],"work,":[95],"cannot":[100],"be":[101],"built":[102],"today":[103],"because":[104],"missing":[106],"bridge":[107],"research.":[108],"These":[109],"challenges":[110],"include:":[111],"uniting":[112],"vastly":[113],"differing":[114],"devices":[115],"managing":[118],"intermittent":[119],"connectivity,":[120],"placing":[121],"services":[123],"QoS":[125],"constraints,":[128],"developing":[129],"unified":[130],"security":[131],"models,":[132],"correlating":[134],"between":[135],"networks.":[137],"This":[138],"paper":[139],"distills":[140],"new":[142],"problems":[143],"outlines":[145],"one":[146],"proposed":[147],"explores":[150],"solutions":[151],"concerns.":[154]},"counts_by_year":[{"year":2013,"cited_by_count":1}],"updated_date":"2026-07-14T23:27:15.235271","created_date":"2025-10-10T00:00:00"}