{"id":"https://openalex.org/W2127963564","doi":"https://doi.org/10.1109/ipdps.2004.1303075","title":"Time-sensitive computation of aggregate functions over distributed imprecise data","display_name":"Time-sensitive computation of aggregate functions over distributed imprecise data","publication_year":2004,"publication_date":"2004-06-10","ids":{"openalex":"https://openalex.org/W2127963564","doi":"https://doi.org/10.1109/ipdps.2004.1303075","mag":"2127963564"},"language":"en","primary_location":{"id":"doi:10.1109/ipdps.2004.1303075","is_oa":false,"landing_page_url":"https://doi.org/10.1109/ipdps.2004.1303075","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"18th International Parallel and Distributed Processing Symposium, 2004. Proceedings.","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/A5101494992","display_name":"Qi Han","orcid":"https://orcid.org/0000-0002-5856-383X"},"institutions":[{"id":"https://openalex.org/I204250578","display_name":"University of California, Irvine","ror":"https://ror.org/04gyf1771","country_code":"US","type":"education","lineage":["https://openalex.org/I204250578"]}],"countries":["US"],"is_corresponding":true,"raw_author_name":"Qi Han","raw_affiliation_strings":["School of Information and Computer Science, University of California, Irvine, CA, USA","Sch. of Inf. & Comput. Sci., California Univ., Irvine, CA, USA"],"affiliations":[{"raw_affiliation_string":"School of Information and Computer Science, University of California, Irvine, CA, USA","institution_ids":["https://openalex.org/I204250578"]},{"raw_affiliation_string":"Sch. of Inf. & Comput. Sci., California Univ., Irvine, CA, USA","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5049946115","display_name":"Mai Nguyen","orcid":null},"institutions":[{"id":"https://openalex.org/I204250578","display_name":"University of California, Irvine","ror":"https://ror.org/04gyf1771","country_code":"US","type":"education","lineage":["https://openalex.org/I204250578"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"M. Ba Nguyen","raw_affiliation_strings":["School of Information and Computer Science, University of California, Irvine, CA, USA","Sch. of Inf. & Comput. Sci., California Univ., Irvine, CA, USA"],"affiliations":[{"raw_affiliation_string":"School of Information and Computer Science, University of California, Irvine, CA, USA","institution_ids":["https://openalex.org/I204250578"]},{"raw_affiliation_string":"Sch. of Inf. & Comput. Sci., California Univ., Irvine, CA, USA","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5022249679","display_name":"Shahrukh A. Irani","orcid":null},"institutions":[{"id":"https://openalex.org/I204250578","display_name":"University of California, Irvine","ror":"https://ror.org/04gyf1771","country_code":"US","type":"education","lineage":["https://openalex.org/I204250578"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"S. Irani","raw_affiliation_strings":["School of Information and Computer Science, University of California, Irvine, CA, USA","Sch. of Inf. & Comput. Sci., California Univ., Irvine, CA, USA"],"affiliations":[{"raw_affiliation_string":"School of Information and Computer Science, University of California, Irvine, CA, USA","institution_ids":["https://openalex.org/I204250578"]},{"raw_affiliation_string":"Sch. of Inf. & Comput. Sci., California Univ., Irvine, CA, USA","institution_ids":[]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5060176636","display_name":"Nalini Venkatasubramanian","orcid":"https://orcid.org/0000-0001-7011-2268"},"institutions":[{"id":"https://openalex.org/I204250578","display_name":"University of California, Irvine","ror":"https://ror.org/04gyf1771","country_code":"US","type":"education","lineage":["https://openalex.org/I204250578"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"N. Venkatasubramanian","raw_affiliation_strings":["School of Information and Computer Science, University of California, Irvine, CA, USA","Sch. of Inf. & Comput. Sci., California Univ., Irvine, CA, USA"],"affiliations":[{"raw_affiliation_string":"School of Information and Computer Science, University of California, Irvine, CA, USA","institution_ids":["https://openalex.org/I204250578"]},{"raw_affiliation_string":"Sch. of Inf. & Comput. Sci., California Univ., Irvine, CA, USA","institution_ids":[]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5101494992"],"corresponding_institution_ids":["https://openalex.org/I204250578"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":3,"citation_normalized_percentile":{"value":0.19436072,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":94},"biblio":{"volume":null,"issue":null,"first_page":"118","last_page":"125"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10317","display_name":"Advanced Database Systems and Queries","score":0.9997000098228455,"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/T10317","display_name":"Advanced Database Systems and Queries","score":0.9997000098228455,"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/T11106","display_name":"Data Management and Algorithms","score":0.9994999766349792,"subfield":{"id":"https://openalex.org/subfields/1711","display_name":"Signal Processing"},"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/T11596","display_name":"Constraint Satisfaction and Optimization","score":0.9878000020980835,"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/computation","display_name":"Computation","score":0.7889283299446106},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7881516218185425},{"id":"https://openalex.org/keywords/aggregate","display_name":"Aggregate (composite)","score":0.7857410907745361},{"id":"https://openalex.org/keywords/overhead","display_name":"Overhead (engineering)","score":0.7663626074790955},{"id":"https://openalex.org/keywords/selection","display_name":"Selection (genetic algorithm)","score":0.6922414898872375},{"id":"https://openalex.org/keywords/set","display_name":"Set (abstract data type)","score":0.6208719611167908},{"id":"https://openalex.org/keywords/focus","display_name":"Focus (optics)","score":0.5306251049041748},{"id":"https://openalex.org/keywords/distributed-database","display_name":"Distributed database","score":0.4334872364997864},{"id":"https://openalex.org/keywords/data-mining","display_name":"Data mining","score":0.4293391704559326},{"id":"https://openalex.org/keywords/iterative-method","display_name":"Iterative method","score":0.41788357496261597},{"id":"https://openalex.org/keywords/distributed-algorithm","display_name":"Distributed algorithm","score":0.41458219289779663},{"id":"https://openalex.org/keywords/distributed-computing","display_name":"Distributed computing","score":0.38595467805862427},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.3752315044403076},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.3509008586406708},{"id":"https://openalex.org/keywords/machine-learning","display_name":"Machine learning","score":0.13535836338996887},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.12918993830680847}],"concepts":[{"id":"https://openalex.org/C45374587","wikidata":"https://www.wikidata.org/wiki/Q12525525","display_name":"Computation","level":2,"score":0.7889283299446106},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7881516218185425},{"id":"https://openalex.org/C4679612","wikidata":"https://www.wikidata.org/wiki/Q866298","display_name":"Aggregate (composite)","level":2,"score":0.7857410907745361},{"id":"https://openalex.org/C2779960059","wikidata":"https://www.wikidata.org/wiki/Q7113681","display_name":"Overhead (engineering)","level":2,"score":0.7663626074790955},{"id":"https://openalex.org/C81917197","wikidata":"https://www.wikidata.org/wiki/Q628760","display_name":"Selection (genetic algorithm)","level":2,"score":0.6922414898872375},{"id":"https://openalex.org/C177264268","wikidata":"https://www.wikidata.org/wiki/Q1514741","display_name":"Set (abstract data type)","level":2,"score":0.6208719611167908},{"id":"https://openalex.org/C192209626","wikidata":"https://www.wikidata.org/wiki/Q190909","display_name":"Focus (optics)","level":2,"score":0.5306251049041748},{"id":"https://openalex.org/C70061542","wikidata":"https://www.wikidata.org/wiki/Q989016","display_name":"Distributed database","level":2,"score":0.4334872364997864},{"id":"https://openalex.org/C124101348","wikidata":"https://www.wikidata.org/wiki/Q172491","display_name":"Data mining","level":1,"score":0.4293391704559326},{"id":"https://openalex.org/C159694833","wikidata":"https://www.wikidata.org/wiki/Q2321565","display_name":"Iterative method","level":2,"score":0.41788357496261597},{"id":"https://openalex.org/C130120984","wikidata":"https://www.wikidata.org/wiki/Q2835898","display_name":"Distributed algorithm","level":2,"score":0.41458219289779663},{"id":"https://openalex.org/C120314980","wikidata":"https://www.wikidata.org/wiki/Q180634","display_name":"Distributed computing","level":1,"score":0.38595467805862427},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.3752315044403076},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.3509008586406708},{"id":"https://openalex.org/C119857082","wikidata":"https://www.wikidata.org/wiki/Q2539","display_name":"Machine learning","level":1,"score":0.13535836338996887},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.12918993830680847},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","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},{"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/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","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/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/ipdps.2004.1303075","is_oa":false,"landing_page_url":"https://doi.org/10.1109/ipdps.2004.1303075","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"18th International Parallel and Distributed Processing Symposium, 2004. Proceedings.","raw_type":"proceedings-article"},{"id":"pmh:oai:CiteSeerX.psu:10.1.1.117.5205","is_oa":false,"landing_page_url":"http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.117.5205","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"http://www.ics.uci.edu/~irani/pubs/wpdrts04.pdf","raw_type":"text"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":21,"referenced_works":["https://openalex.org/W1515926493","https://openalex.org/W1602423797","https://openalex.org/W1604298230","https://openalex.org/W1973833593","https://openalex.org/W2026891055","https://openalex.org/W2053508739","https://openalex.org/W2066758026","https://openalex.org/W2072540320","https://openalex.org/W2110849300","https://openalex.org/W2111967652","https://openalex.org/W2130519052","https://openalex.org/W2130987148","https://openalex.org/W2146301186","https://openalex.org/W2160547829","https://openalex.org/W2162689181","https://openalex.org/W3014841294","https://openalex.org/W3120205898","https://openalex.org/W6630905536","https://openalex.org/W6636148429","https://openalex.org/W6679422539","https://openalex.org/W6683754953"],"related_works":["https://openalex.org/W2023578311","https://openalex.org/W1833397253","https://openalex.org/W4214841405","https://openalex.org/W1800639126","https://openalex.org/W2370273288","https://openalex.org/W2375742443","https://openalex.org/W2368441895","https://openalex.org/W2124336476","https://openalex.org/W2154292212","https://openalex.org/W2186616813"],"abstract_inverted_index":{"Summary":[0],"form":[1],"only":[2],"given.":[3],"Many":[4],"distributed":[5,74,114],"applications":[6,30],"in":[7,16,38,73],"the":[8,39,44,63,79,120,144,154,157,169,172,178],"real":[9,13],"world":[10],"now":[11],"require":[12],"time":[14],"services":[15,51],"which":[17],"aggregate":[18,85],"queries":[19,86],"need":[20],"to":[21,49,118,130],"be":[22,131],"computed":[23],"over":[24,91],"a":[25,92,125],"set":[26,93],"of":[27,36,81,84,94,127,143,156,171],"values.":[28,135,159],"These":[29,104],"can":[31],"often":[32],"tolerate":[33],"varying":[34],"degrees":[35],"inaccuracy":[37,54],"results.":[40],"System":[41],"designers,":[42],"on":[43,61,109,177],"other":[45],"hand,":[46],"would":[47],"like":[48],"provide":[50],"with":[52,99],"low":[53],"and":[55,68,89,101],"minimal":[56],"management":[57],"overhead.":[58],"We":[59,136],"focus":[60],"addressing":[62],"tradeoffs":[64],"between":[65],"timeliness,":[66],"accuracy":[67],"cost":[69],"for":[70,133,140],"data":[71],"aggregation":[72],"environments.":[75],"Specifically,":[76],"we":[77,162],"address":[78],"problem":[80],"time-sensitive":[82],"computation":[83],"(count,":[87],"sum":[88],"min)":[90],"values":[95,112],"represented":[96],"by":[97],"intervals":[98,105],"lower":[100],"upper":[102],"bounds.":[103],"are":[106],"approximations":[107],"based":[108],"most":[110],"recent":[111],"about":[113],"sources.":[115],"In":[116,160],"order":[117],"meet":[119],"precision":[121],"constraints":[122],"from":[123],"users,":[124],"subset":[126],"sources":[128],"needs":[129],"probed":[132],"exact":[134],"first":[137],"propose":[138,163],"algorithms":[139],"batch":[141],"selection":[142,148,166,170],"probing":[145,152,174],"set,":[146],"where":[147,168],"is":[149],"done":[150],"before":[151],"without":[153],"knowledge":[155],"actual":[158],"addition,":[161],"an":[164],"iterative":[165],"approach":[167],"next":[173],"source":[175],"depends":[176],"previous":[179],"returned":[180],"value.":[181]},"counts_by_year":[{"year":2013,"cited_by_count":1}],"updated_date":"2026-04-04T16:13:02.066488","created_date":"2025-10-10T00:00:00"}