{"id":"https://openalex.org/W3135614902","doi":"https://doi.org/10.1145/3445814.3446725","title":"LifeStream: a high-performance stream processing engine for periodic streams","display_name":"LifeStream: a high-performance stream processing engine for periodic streams","publication_year":2021,"publication_date":"2021-04-11","ids":{"openalex":"https://openalex.org/W3135614902","doi":"https://doi.org/10.1145/3445814.3446725","mag":"3135614902"},"language":"en","primary_location":{"id":"doi:10.1145/3445814.3446725","is_oa":true,"landing_page_url":"https://doi.org/10.1145/3445814.3446725","pdf_url":"https://dl.acm.org/doi/pdf/10.1145/3445814.3446725","source":null,"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 26th ACM International Conference on Architectural Support for Programming Languages and Operating Systems","raw_type":"proceedings-article"},"type":"article","indexed_in":["arxiv","crossref"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://dl.acm.org/doi/pdf/10.1145/3445814.3446725","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":null,"display_name":"Anand Jayarajan","orcid":"https://orcid.org/0000-0002-2118-5935"},"institutions":[{"id":"https://openalex.org/I185261750","display_name":"University of Toronto","ror":"https://ror.org/03dbr7087","country_code":"CA","type":"education","lineage":["https://openalex.org/I185261750"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"Anand Jayarajan","raw_affiliation_strings":["University of Toronto, Canada"],"raw_orcid":"https://orcid.org/0000-0002-2118-5935","affiliations":[{"raw_affiliation_string":"University of Toronto, Canada","institution_ids":["https://openalex.org/I185261750"]}]},{"author_position":"middle","author":{"id":null,"display_name":"Kimberly Hau","orcid":null},"institutions":[{"id":"https://openalex.org/I185261750","display_name":"University of Toronto","ror":"https://ror.org/03dbr7087","country_code":"CA","type":"education","lineage":["https://openalex.org/I185261750"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"Kimberly Hau","raw_affiliation_strings":["University of Toronto, Canada"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Toronto, Canada","institution_ids":["https://openalex.org/I185261750"]}]},{"author_position":"middle","author":{"id":null,"display_name":"Andrew Goodwin","orcid":null},"institutions":[{"id":"https://openalex.org/I129604602","display_name":"The University of Sydney","ror":"https://ror.org/0384j8v12","country_code":"AU","type":"education","lineage":["https://openalex.org/I129604602"]},{"id":"https://openalex.org/I2801317318","display_name":"Hospital for Sick Children","ror":"https://ror.org/057q4rt57","country_code":"CA","type":"healthcare","lineage":["https://openalex.org/I2801317318"]},{"id":"https://openalex.org/I4210141030","display_name":"SickKids Foundation","ror":"https://ror.org/04374qe70","country_code":"CA","type":"funder","lineage":["https://openalex.org/I4210141030"]}],"countries":["AU","CA"],"is_corresponding":false,"raw_author_name":"Andrew Goodwin","raw_affiliation_strings":["SickKids Hospital, Canada / University of Sydney, Australia"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"SickKids Hospital, Canada / University of Sydney, Australia","institution_ids":["https://openalex.org/I4210141030","https://openalex.org/I2801317318","https://openalex.org/I129604602"]}]},{"author_position":"last","author":{"id":null,"display_name":"Gennady Pekhimenko","orcid":null},"institutions":[{"id":"https://openalex.org/I185261750","display_name":"University of Toronto","ror":"https://ror.org/03dbr7087","country_code":"CA","type":"education","lineage":["https://openalex.org/I185261750"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"Gennady Pekhimenko","raw_affiliation_strings":["University of Toronto, Canada"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Toronto, Canada","institution_ids":["https://openalex.org/I185261750"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":4,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.6177,"has_fulltext":true,"cited_by_count":6,"citation_normalized_percentile":{"value":0.65187119,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":97},"biblio":{"volume":null,"issue":null,"first_page":"107","last_page":"122"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12205","display_name":"Time Series Analysis and Forecasting","score":0.9944000244140625,"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"}},"topics":[{"id":"https://openalex.org/T12205","display_name":"Time Series Analysis and Forecasting","score":0.9944000244140625,"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/T10317","display_name":"Advanced Database Systems and Queries","score":0.9926999807357788,"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/T12761","display_name":"Data Stream Mining Techniques","score":0.9922999739646912,"subfield":{"id":"https://openalex.org/subfields/1702","display_name":"Artificial Intelligence"},"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/stream-processing","display_name":"Stream processing","score":0.7186999917030334},{"id":"https://openalex.org/keywords/exploit","display_name":"Exploit","score":0.7056000232696533},{"id":"https://openalex.org/keywords/computation","display_name":"Computation","score":0.5788999795913696},{"id":"https://openalex.org/keywords/data-stream-mining","display_name":"Data stream mining","score":0.5210000276565552},{"id":"https://openalex.org/keywords/simple","display_name":"Simple (philosophy)","score":0.45879998803138733},{"id":"https://openalex.org/keywords/data-processing","display_name":"Data processing","score":0.44510000944137573},{"id":"https://openalex.org/keywords/parallel-processing","display_name":"Parallel processing","score":0.3440999984741211}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8087999820709229},{"id":"https://openalex.org/C107027933","wikidata":"https://www.wikidata.org/wiki/Q2006448","display_name":"Stream processing","level":2,"score":0.7186999917030334},{"id":"https://openalex.org/C165696696","wikidata":"https://www.wikidata.org/wiki/Q11287","display_name":"Exploit","level":2,"score":0.7056000232696533},{"id":"https://openalex.org/C45374587","wikidata":"https://www.wikidata.org/wiki/Q12525525","display_name":"Computation","level":2,"score":0.5788999795913696},{"id":"https://openalex.org/C89198739","wikidata":"https://www.wikidata.org/wiki/Q3079880","display_name":"Data stream mining","level":2,"score":0.5210000276565552},{"id":"https://openalex.org/C2780586882","wikidata":"https://www.wikidata.org/wiki/Q7520643","display_name":"Simple (philosophy)","level":2,"score":0.45879998803138733},{"id":"https://openalex.org/C79403827","wikidata":"https://www.wikidata.org/wiki/Q3988","display_name":"Real-time computing","level":1,"score":0.4472000002861023},{"id":"https://openalex.org/C138827492","wikidata":"https://www.wikidata.org/wiki/Q6661985","display_name":"Data processing","level":2,"score":0.44510000944137573},{"id":"https://openalex.org/C77088390","wikidata":"https://www.wikidata.org/wiki/Q8513","display_name":"Database","level":1,"score":0.414900004863739},{"id":"https://openalex.org/C124101348","wikidata":"https://www.wikidata.org/wiki/Q172491","display_name":"Data mining","level":1,"score":0.414000004529953},{"id":"https://openalex.org/C106515295","wikidata":"https://www.wikidata.org/wiki/Q26806595","display_name":"Parallel processing","level":2,"score":0.3440999984741211},{"id":"https://openalex.org/C2778484313","wikidata":"https://www.wikidata.org/wiki/Q1172540","display_name":"Data stream","level":2,"score":0.3312000036239624},{"id":"https://openalex.org/C34165917","wikidata":"https://www.wikidata.org/wiki/Q188267","display_name":"Programming paradigm","level":2,"score":0.3273000121116638},{"id":"https://openalex.org/C97854310","wikidata":"https://www.wikidata.org/wiki/Q19541","display_name":"Search engine","level":2,"score":0.3262999951839447},{"id":"https://openalex.org/C120314980","wikidata":"https://www.wikidata.org/wiki/Q180634","display_name":"Distributed computing","level":1,"score":0.3084000051021576},{"id":"https://openalex.org/C87868495","wikidata":"https://www.wikidata.org/wiki/Q750843","display_name":"Information processing","level":2,"score":0.3005000054836273},{"id":"https://openalex.org/C75684735","wikidata":"https://www.wikidata.org/wiki/Q858810","display_name":"Big data","level":2,"score":0.2732999920845032},{"id":"https://openalex.org/C2777611316","wikidata":"https://www.wikidata.org/wiki/Q39045282","display_name":"Streaming data","level":2,"score":0.2667999863624573},{"id":"https://openalex.org/C199672914","wikidata":"https://www.wikidata.org/wiki/Q4241353","display_name":"Hot spot (computer programming)","level":2,"score":0.2653000056743622},{"id":"https://openalex.org/C37404715","wikidata":"https://www.wikidata.org/wiki/Q380679","display_name":"Dynamic programming","level":2,"score":0.2628999948501587}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1145/3445814.3446725","is_oa":true,"landing_page_url":"https://doi.org/10.1145/3445814.3446725","pdf_url":"https://dl.acm.org/doi/pdf/10.1145/3445814.3446725","source":null,"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 26th ACM International Conference on Architectural Support for Programming Languages and Operating Systems","raw_type":"proceedings-article"},{"id":"pmh:oai:arXiv.org:2012.00192","is_oa":true,"landing_page_url":"http://arxiv.org/abs/2012.00192","pdf_url":"https://arxiv.org/pdf/2012.00192","source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":null,"issn":null,"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"}],"best_oa_location":{"id":"doi:10.1145/3445814.3446725","is_oa":true,"landing_page_url":"https://doi.org/10.1145/3445814.3446725","pdf_url":"https://dl.acm.org/doi/pdf/10.1145/3445814.3446725","source":null,"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 26th ACM International Conference on Architectural Support for Programming Languages and Operating Systems","raw_type":"proceedings-article"},"sustainable_development_goals":[],"awards":[],"funders":[{"id":"https://openalex.org/F4320323654","display_name":"Hospital for Sick Children","ror":"https://ror.org/057q4rt57"},{"id":"https://openalex.org/F4320334593","display_name":"Natural Sciences and Engineering Research Council of Canada","ror":"https://ror.org/01h531d29"}],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W3135614902.pdf","grobid_xml":"https://content.openalex.org/works/W3135614902.grobid-xml"},"referenced_works_count":29,"referenced_works":["https://openalex.org/W1568192366","https://openalex.org/W1875470695","https://openalex.org/W2001474264","https://openalex.org/W2012528039","https://openalex.org/W2014215072","https://openalex.org/W2028106531","https://openalex.org/W2082171780","https://openalex.org/W2159403903","https://openalex.org/W2244876453","https://openalex.org/W2396881363","https://openalex.org/W2542459869","https://openalex.org/W2610332124","https://openalex.org/W2613811373","https://openalex.org/W2747981714","https://openalex.org/W2750268731","https://openalex.org/W2753919178","https://openalex.org/W2784070037","https://openalex.org/W2798434712","https://openalex.org/W2807799957","https://openalex.org/W2889751329","https://openalex.org/W2912754435","https://openalex.org/W2947888826","https://openalex.org/W2981859891","https://openalex.org/W3009922857","https://openalex.org/W3035604179","https://openalex.org/W3048817558","https://openalex.org/W4288375488","https://openalex.org/W4298855458","https://openalex.org/W6675354045"],"related_works":[],"abstract_inverted_index":{"Hospitals":[0],"around":[1],"the":[2,68,95,117],"world":[3],"collect":[4],"massive":[5],"amounts":[6],"of":[7,48,100,120],"physiological":[8,91,121],"data":[9,27,52,61],"from":[10],"their":[11],"patients":[12],"every":[13],"day.":[14],"Recently,":[15],"there":[16],"has":[17],"been":[18],"an":[19],"increase":[20],"in":[21],"research":[22],"interest":[23],"to":[24,28,31,66,131],"subject":[25],"this":[26,80],"statistical":[29],"analysis":[30],"gain":[32],"more":[33],"insights":[34],"and":[35,74,110,138,147],"provide":[36],"improved":[37],"medical":[38],"diagnoses.":[39],"Such":[40],"analyses":[41],"require":[42],"complex":[43],"computations":[44],"on":[45,144],"large":[46],"volumes":[47],"data,":[49],"demanding":[50],"efficient":[51],"processing":[53,62,88],"systems.":[54],"This":[55],"paper":[56],"shows":[57],"that":[58,115,125],"currently":[59],"available":[60],"solutions":[63],"either":[64],"fail":[65],"meet":[67],"performance":[69,111,129],"requirements":[70],"or":[71],"lack":[72],"simple":[73],"flexible":[75],"programming":[76,101],"interfaces.":[77],"To":[78],"address":[79],"problem,":[81],"we":[82],"propose":[83],"LifeStream,":[84],"a":[85,104],"high-performance":[86],"stream":[87],"engine":[89],"for":[90],"data.":[92,122],"LifeStream":[93,126],"hits":[94],"sweet":[96],"spot":[97],"between":[98],"ease":[99],"by":[102,112],"providing":[103],"rich":[105],"temporal":[106],"query":[107],"language":[108],"support":[109],"employing":[113],"optimizations":[114],"exploit":[116],"periodic":[118],"nature":[119],"We":[123],"demonstrate":[124],"achieves":[127],"end-to-end":[128],"up":[130],"7.5\u00d7":[132],"higher":[133],"than":[134,140],"state-of-the-art":[135],"streaming":[136],"engines":[137],"3.2\u00d7":[139],"hand-optimized":[141],"numerical":[142],"libraries":[143],"real-world":[145],"datasets":[146],"workloads.":[148]},"counts_by_year":[{"year":2025,"cited_by_count":2},{"year":2023,"cited_by_count":3},{"year":2021,"cited_by_count":1}],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2021-03-15T00:00:00"}
