{"id":"https://openalex.org/W4210830609","doi":"https://doi.org/10.1109/tsipn.2022.3149098","title":"Online Change Point Detection for Weighted and Directed Random Dot Product Graphs","display_name":"Online Change Point Detection for Weighted and Directed Random Dot Product Graphs","publication_year":2022,"publication_date":"2022-01-01","ids":{"openalex":"https://openalex.org/W4210830609","doi":"https://doi.org/10.1109/tsipn.2022.3149098"},"language":"en","primary_location":{"id":"doi:10.1109/tsipn.2022.3149098","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tsipn.2022.3149098","pdf_url":null,"source":{"id":"https://openalex.org/S4306422866","display_name":"IEEE Transactions on Signal and Information Processing over Networks","issn_l":"2373-776X","issn":["2373-776X","2373-7778"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Signal and Information Processing over Networks","raw_type":"journal-article"},"type":"article","indexed_in":["arxiv","crossref"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://arxiv.org/pdf/2201.11222","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5018924055","display_name":"Bernardo Marenco","orcid":"https://orcid.org/0000-0001-9960-3781"},"institutions":[{"id":"https://openalex.org/I180910786","display_name":"Universidad de la Rep\u00fablica de Uruguay","ror":"https://ror.org/030bbe882","country_code":"UY","type":"education","lineage":["https://openalex.org/I180910786"]}],"countries":["UY"],"is_corresponding":false,"raw_author_name":"Bernardo Marenco","raw_affiliation_strings":["Facultad de Ingeniería, Universidad de la República, Montevideo, Uruguay"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Facultad de Ingeniería, Universidad de la República, Montevideo, Uruguay","institution_ids":["https://openalex.org/I180910786"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5061046385","display_name":"Paola Bermolen","orcid":"https://orcid.org/0000-0002-2506-0793"},"institutions":[{"id":"https://openalex.org/I180910786","display_name":"Universidad de la Rep\u00fablica de Uruguay","ror":"https://ror.org/030bbe882","country_code":"UY","type":"education","lineage":["https://openalex.org/I180910786"]}],"countries":["UY"],"is_corresponding":false,"raw_author_name":"Paola Bermolen","raw_affiliation_strings":["Facultad de Ingeniería, Universidad de la República, Montevideo, Uruguay"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Facultad de Ingeniería, Universidad de la República, Montevideo, Uruguay","institution_ids":["https://openalex.org/I180910786"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5078625962","display_name":"Marcelo Fiori","orcid":"https://orcid.org/0000-0002-3732-1778"},"institutions":[{"id":"https://openalex.org/I180910786","display_name":"Universidad de la Rep\u00fablica de Uruguay","ror":"https://ror.org/030bbe882","country_code":"UY","type":"education","lineage":["https://openalex.org/I180910786"]}],"countries":["UY"],"is_corresponding":false,"raw_author_name":"Marcelo Fiori","raw_affiliation_strings":["Facultad de Ingeniería, Universidad de la República, Montevideo, Uruguay"],"raw_orcid":"https://orcid.org/0000-0002-3732-1778","affiliations":[{"raw_affiliation_string":"Facultad de Ingeniería, Universidad de la República, Montevideo, Uruguay","institution_ids":["https://openalex.org/I180910786"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5017017294","display_name":"Federico Larroca","orcid":"https://orcid.org/0000-0001-7893-2201"},"institutions":[{"id":"https://openalex.org/I180910786","display_name":"Universidad de la Rep\u00fablica de Uruguay","ror":"https://ror.org/030bbe882","country_code":"UY","type":"education","lineage":["https://openalex.org/I180910786"]}],"countries":["UY"],"is_corresponding":false,"raw_author_name":"Federico Larroca","raw_affiliation_strings":["Facultad de Ingeniería, Universidad de la República, Montevideo, Uruguay"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Facultad de Ingeniería, Universidad de la República, Montevideo, Uruguay","institution_ids":["https://openalex.org/I180910786"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5006078163","display_name":"Gonzalo Mateos","orcid":"https://orcid.org/0000-0002-9847-6298"},"institutions":[{"id":"https://openalex.org/I5388228","display_name":"University of Rochester","ror":"https://ror.org/022kthw22","country_code":"US","type":"education","lineage":["https://openalex.org/I5388228"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Gonzalo Mateos","raw_affiliation_strings":["Department of Electrical and Computer Engineering, University of Rochester, Rochester, NY, USA"],"raw_orcid":"https://orcid.org/0000-0002-9847-6298","affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Engineering, University of Rochester, Rochester, NY, USA","institution_ids":["https://openalex.org/I5388228"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":1.2805,"has_fulltext":true,"cited_by_count":7,"citation_normalized_percentile":{"value":0.78953472,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":98},"biblio":{"volume":"8","issue":null,"first_page":"144","last_page":"159"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T13283","display_name":"Mental Health Research Topics","score":0.9805999994277954,"subfield":{"id":"https://openalex.org/subfields/3205","display_name":"Experimental and Cognitive Psychology"},"field":{"id":"https://openalex.org/fields/32","display_name":"Psychology"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},"topics":[{"id":"https://openalex.org/T13283","display_name":"Mental Health Research Topics","score":0.9805999994277954,"subfield":{"id":"https://openalex.org/subfields/3205","display_name":"Experimental and Cognitive Psychology"},"field":{"id":"https://openalex.org/fields/32","display_name":"Psychology"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},{"id":"https://openalex.org/T10064","display_name":"Complex Network Analysis Techniques","score":0.9704999923706055,"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/T10845","display_name":"Advanced Causal Inference Techniques","score":0.9465000033378601,"subfield":{"id":"https://openalex.org/subfields/2613","display_name":"Statistics and Probability"},"field":{"id":"https://openalex.org/fields/26","display_name":"Mathematics"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6560183167457581},{"id":"https://openalex.org/keywords/interpretability","display_name":"Interpretability","score":0.640163242816925},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.487018883228302},{"id":"https://openalex.org/keywords/inference","display_name":"Inference","score":0.47557249665260315},{"id":"https://openalex.org/keywords/random-graph","display_name":"Random graph","score":0.47493985295295715},{"id":"https://openalex.org/keywords/graph-product","display_name":"Graph product","score":0.47419577836990356},{"id":"https://openalex.org/keywords/theoretical-computer-science","display_name":"Theoretical computer science","score":0.440848171710968},{"id":"https://openalex.org/keywords/a-priori-and-a-posteriori","display_name":"A priori and a posteriori","score":0.4338889420032501},{"id":"https://openalex.org/keywords/graph","display_name":"Graph","score":0.43118464946746826},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.3002552390098572},{"id":"https://openalex.org/keywords/pathwidth","display_name":"Pathwidth","score":0.23966047167778015},{"id":"https://openalex.org/keywords/line-graph","display_name":"Line graph","score":0.16160428524017334}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6560183167457581},{"id":"https://openalex.org/C2781067378","wikidata":"https://www.wikidata.org/wiki/Q17027399","display_name":"Interpretability","level":2,"score":0.640163242816925},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.487018883228302},{"id":"https://openalex.org/C2776214188","wikidata":"https://www.wikidata.org/wiki/Q408386","display_name":"Inference","level":2,"score":0.47557249665260315},{"id":"https://openalex.org/C47458327","wikidata":"https://www.wikidata.org/wiki/Q910404","display_name":"Random graph","level":3,"score":0.47493985295295715},{"id":"https://openalex.org/C68103157","wikidata":"https://www.wikidata.org/wiki/Q569347","display_name":"Graph product","level":5,"score":0.47419577836990356},{"id":"https://openalex.org/C80444323","wikidata":"https://www.wikidata.org/wiki/Q2878974","display_name":"Theoretical computer science","level":1,"score":0.440848171710968},{"id":"https://openalex.org/C75553542","wikidata":"https://www.wikidata.org/wiki/Q178161","display_name":"A priori and a posteriori","level":2,"score":0.4338889420032501},{"id":"https://openalex.org/C132525143","wikidata":"https://www.wikidata.org/wiki/Q141488","display_name":"Graph","level":2,"score":0.43118464946746826},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.3002552390098572},{"id":"https://openalex.org/C43517604","wikidata":"https://www.wikidata.org/wiki/Q7144893","display_name":"Pathwidth","level":4,"score":0.23966047167778015},{"id":"https://openalex.org/C203776342","wikidata":"https://www.wikidata.org/wiki/Q1378376","display_name":"Line graph","level":3,"score":0.16160428524017334},{"id":"https://openalex.org/C111472728","wikidata":"https://www.wikidata.org/wiki/Q9471","display_name":"Epistemology","level":1,"score":0.0},{"id":"https://openalex.org/C138885662","wikidata":"https://www.wikidata.org/wiki/Q5891","display_name":"Philosophy","level":0,"score":0.0}],"mesh":[],"locations_count":3,"locations":[{"id":"doi:10.1109/tsipn.2022.3149098","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tsipn.2022.3149098","pdf_url":null,"source":{"id":"https://openalex.org/S4306422866","display_name":"IEEE Transactions on Signal and Information Processing over Networks","issn_l":"2373-776X","issn":["2373-776X","2373-7778"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Signal and Information Processing over Networks","raw_type":"journal-article"},{"id":"pmh:oai:arXiv.org:2201.11222","is_oa":true,"landing_page_url":"http://arxiv.org/abs/2201.11222","pdf_url":"https://arxiv.org/pdf/2201.11222","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"},{"id":"pmh:oai:colibri.udelar.edu.uy:20.500.12008/30974","is_oa":true,"landing_page_url":"https://hdl.handle.net/20.500.12008/30974","pdf_url":"https://www.colibri.udelar.edu.uy/jspui/bitstream/20.500.12008/30974/1/MBFLM22.pdf","source":{"id":"https://openalex.org/S4306402641","display_name":"LA Referencia (Red Federada de Repositorios Institucionales de Publicaciones Cient\u00edficas)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I4383465926","host_organization_name":"LA Referencia","host_organization_lineage":["https://openalex.org/I4383465926"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by-nc-nd","license_id":"https://openalex.org/licenses/cc-by-nc-nd","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"instacron:Universidad de la Rep\u00fablica","raw_type":"info:eu-repo/semantics/article"}],"best_oa_location":{"id":"pmh:oai:arXiv.org:2201.11222","is_oa":true,"landing_page_url":"http://arxiv.org/abs/2201.11222","pdf_url":"https://arxiv.org/pdf/2201.11222","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"},"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G7605645854","display_name":null,"funder_award_id":"FMV_3_2018_1_148149","funder_id":"https://openalex.org/F4320310753","funder_display_name":"Agencia Nacional de Investigaci\u00f3n e Innovaci\u00f3n"}],"funders":[{"id":"https://openalex.org/F4320310753","display_name":"Agencia Nacional de Investigaci\u00f3n e Innovaci\u00f3n","ror":"https://ror.org/03egaj678"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":56,"referenced_works":["https://openalex.org/W1531677314","https://openalex.org/W1607202247","https://openalex.org/W1848620603","https://openalex.org/W1991344051","https://openalex.org/W2007597463","https://openalex.org/W2062896642","https://openalex.org/W2066459332","https://openalex.org/W2086600682","https://openalex.org/W2088911135","https://openalex.org/W2093308813","https://openalex.org/W2132022337","https://openalex.org/W2143554828","https://openalex.org/W2149684740","https://openalex.org/W2342249984","https://openalex.org/W2734657936","https://openalex.org/W2752404929","https://openalex.org/W2754251575","https://openalex.org/W2771598170","https://openalex.org/W2789400297","https://openalex.org/W2804731519","https://openalex.org/W2884607871","https://openalex.org/W2909693411","https://openalex.org/W2920671173","https://openalex.org/W2937989230","https://openalex.org/W2962799002","https://openalex.org/W2963704472","https://openalex.org/W2964179623","https://openalex.org/W2981512051","https://openalex.org/W3011481899","https://openalex.org/W3015832293","https://openalex.org/W3035965352","https://openalex.org/W3041235851","https://openalex.org/W3046213332","https://openalex.org/W3099878876","https://openalex.org/W3119681716","https://openalex.org/W3160291385","https://openalex.org/W4205773982","https://openalex.org/W4214927494","https://openalex.org/W4235345084","https://openalex.org/W4245756213","https://openalex.org/W4249116379","https://openalex.org/W4250787282","https://openalex.org/W4288022201","https://openalex.org/W4293503243","https://openalex.org/W4297800556","https://openalex.org/W4302550361","https://openalex.org/W6679191575","https://openalex.org/W6730212672","https://openalex.org/W6737951601","https://openalex.org/W6741168582","https://openalex.org/W6744139208","https://openalex.org/W6752649438","https://openalex.org/W6761773475","https://openalex.org/W6770536922","https://openalex.org/W6781254985","https://openalex.org/W6788177755"],"related_works":["https://openalex.org/W2905433371","https://openalex.org/W2888392564","https://openalex.org/W4310278675","https://openalex.org/W4388422664","https://openalex.org/W4390569940","https://openalex.org/W4361193272","https://openalex.org/W2963326959","https://openalex.org/W4388685194","https://openalex.org/W4312407344","https://openalex.org/W2894289927"],"abstract_inverted_index":{"Given":[0],"a":[1,36,57,123,184,212],"sequence":[2],"of":[3,13,18,56,82,94,134,138,171,195,215,229,239],"random":[4],"(directed":[5],"and":[6,16,70,105,117,161,180,222,247,252,259],"weighted)":[7],"graphs,":[8,249],"we":[9,109,186],"address":[10],"the":[11,21,43,63,66,71,83,88,92,113,135,163,172,193,196,216,240],"problem":[12],"online":[14,54,125,242],"monitoring":[15,59],"detection":[17,32,115],"changes":[19],"in":[20,87,143],"underlying":[22],"data":[23,262],"distribution.":[24],"Our":[25],"idea":[26],"is":[27,77,122,129,142,175,228],"to":[28,98,188,191,219],"endow":[29],"sequential":[30],"change-point":[31],"(CPD)":[33],"techniques":[34],"with":[35,146],"graph":[37,68,149],"representation":[38],"learning":[39],"substrate":[40],"based":[41],"on":[42,112,155],"versatile":[44],"Random":[45],"Dot":[46],"Product":[47],"Graph":[48],"(RDPG)":[49],"model.":[50],"We":[51,90,234],"consider":[52],"efficient,":[53],"updates":[55],"judicious":[58],"function,":[60],"which":[61,152],"quantifies":[62],"discrepancy":[64],"between":[65],"streaming":[67],"observations":[69],"nominal":[72],"RDPG.":[73],"This":[74,141,224],"reference":[75],"distribution":[76,93,218],"inferred":[78],"via":[79,256],"spectral":[80],"embeddings":[81],"first":[84],"few":[85],"graphs":[86,182,208],"sequence.":[89],"characterize":[91],"this":[95],"running":[96],"statistic":[97],"select":[99],"thresholds":[100],"that":[101,128],"guarantee":[102],"error-rate":[103],"control,":[104],"under":[106],"simplifying":[107],"approximations":[108],"offer":[110,235],"insights":[111],"algorithm\u2019s":[114],"resolution":[116],"delay.":[118],"The":[119],"end":[120],"result":[121],"lightweight":[124],"CPD":[126,150,197,243],"algorithm,":[127],"also":[130],"explainable":[131],"by":[132],"virtue":[133],"well-appreciated":[136],"interpretability":[137],"RDPG":[139,173,204],"embeddings.":[140],"stark":[144],"contrast":[145],"most":[147],"existing":[148],"approaches,":[151],"either":[153],"rely":[154],"extensive":[156],"computation,":[157],"or":[158],"they":[159],"store":[160],"process":[162],"entire":[164],"observed":[165],"time":[166],"series.":[167],"An":[168],"apparent":[169],"limitation":[170],"model":[174,205],"its":[176],"suitability":[177],"for":[178,206,245],"undirected":[179],"unweighted":[181],"only,":[183],"gap":[185],"aim":[187],"close":[189],"here":[190],"broaden":[192],"scope":[194],"framework.":[198],"Unlike":[199],"previous":[200],"proposals,":[201],"our":[202],"non-parametric":[203],"weighted":[207,246],"does":[209],"not":[210],"require":[211],"priori":[213],"specification":[214],"weights\u2019":[217],"perform":[220],"inference":[221],"estimation.":[223],"network":[225,261],"modeling":[226],"contribution":[227],"independent":[230],"interest":[231],"beyond":[232],"CPD.":[233],"an":[236],"open-source":[237],"implementation":[238],"novel":[241],"algorithm":[244],"direct":[248],"whose":[250],"effectiveness":[251],"efficiency":[253],"are":[254],"demonstrated":[255],"(reproducible)":[257],"synthetic":[258],"real":[260],"experiments.":[263]},"counts_by_year":[{"year":2024,"cited_by_count":4},{"year":2023,"cited_by_count":1},{"year":2022,"cited_by_count":2}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}