{"id":"https://openalex.org/W7220937293","doi":"https://doi.org/10.48550/arxiv.2610.08140","title":"Impact of Correlated Test-Mass Noise on Stochastic Gravitational-Wave Background Searches with Space-Based Interferometers","display_name":"Impact of Correlated Test-Mass Noise on Stochastic Gravitational-Wave Background Searches with Space-Based Interferometers","publication_year":2026,"publication_date":"2026-10-06","ids":{"openalex":"https://openalex.org/W7220937293","doi":"https://doi.org/10.48550/arxiv.2610.08140"},"language":"en","primary_location":{"id":"pmh:oai:arXiv.org:2610.08140","doi":null,"is_oa":true,"landing_page_url":"https://arxiv.org/abs/2610.08140","pdf_url":"https://arxiv.org/pdf/2610.08140","source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":"2331-8422","issn":["2331-8422"],"is_oa":true,"is_in_doaj":false,"is_core":false,"listed_in":[],"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"},"volume":null,"type":"preprint","is_traditional":true,"indexed_in":["arxiv","datacite"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://arxiv.org/pdf/2610.08140","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5157934406","display_name":"Jing-yi Wu","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I4210165038","display_name":"University of Chinese Academy of Sciences","ror":"https://ror.org/05qbk4x57","country_code":"CN","type":"education","lineage":["https://openalex.org/I19820366","https://openalex.org/I4210165038"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Wu, Jing-yi","raw_affiliation_strings":["School of Astronomy and Space Science , University of Chinese Academy of Sciences (UCAS) , Beijing 100049 , China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Astronomy and Space Science , University of Chinese Academy of Sciences (UCAS) , Beijing 100049 , China","institution_ids":["https://openalex.org/I4210165038"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5157910375","display_name":"Yong Tang","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Tang, Yong","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":true,"cited_by_count":0,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":null,"last_page":null},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10463","display_name":"Pulsars and Gravitational Waves Research","score":1.0,"subfield":{"id":"https://openalex.org/subfields/3103","display_name":"Astronomy and Astrophysics"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T10463","display_name":"Pulsars and Gravitational Waves Research","score":1.0,"subfield":{"id":"https://openalex.org/subfields/3103","display_name":"Astronomy and Astrophysics"},"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/T10095","display_name":"Cosmology and Gravitation Theories","score":0.0,"subfield":{"id":"https://openalex.org/subfields/3103","display_name":"Astronomy and Astrophysics"},"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/T13885","display_name":"Geophysics and Sensor Technology","score":0.0,"subfield":{"id":"https://openalex.org/subfields/1908","display_name":"Geophysics"},"field":{"id":"https://openalex.org/fields/19","display_name":"Earth and Planetary Sciences"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/stochastic-gravitational-wave-background","display_name":"stochastic gravitational wave background","score":0.9990000128746033},{"id":"https://openalex.org/keywords/correlated-noise","display_name":"correlated noise","score":0.8149999976158142},{"id":"https://openalex.org/keywords/space-based-interferometers","display_name":"space-based interferometers","score":0.7919999957084656},{"id":"https://openalex.org/keywords/time-delay-interferometry","display_name":"time-delay interferometry","score":0.9900000095367432}],"concepts":[{"id":"https://openalex.org/C99498987","wikidata":"https://www.wikidata.org/wiki/Q2210247","display_name":"Noise (video)","level":3,"score":0.7990999817848206},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.5099999904632568},{"id":"https://openalex.org/C117896860","wikidata":"https://www.wikidata.org/wiki/Q11376","display_name":"Acceleration","level":2,"score":0.48539999127388},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.4681999981403351},{"id":"https://openalex.org/C107673813","wikidata":"https://www.wikidata.org/wiki/Q812534","display_name":"Bayesian probability","level":2,"score":0.4521999955177307},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.44929999113082886},{"id":"https://openalex.org/C2776214188","wikidata":"https://www.wikidata.org/wiki/Q408386","display_name":"Inference","level":2,"score":0.4332999885082245},{"id":"https://openalex.org/C23576306","wikidata":"https://www.wikidata.org/wiki/Q17004698","display_name":"Astronomical interferometer","level":3,"score":0.42500001192092896},{"id":"https://openalex.org/C163018871","wikidata":"https://www.wikidata.org/wiki/Q1302587","display_name":"Cross-correlation","level":2,"score":0.40700000524520874},{"id":"https://openalex.org/C8272713","wikidata":"https://www.wikidata.org/wiki/Q176737","display_name":"Stochastic process","level":2,"score":0.40459999442100525},{"id":"https://openalex.org/C121864883","wikidata":"https://www.wikidata.org/wiki/Q677916","display_name":"Statistical physics","level":1,"score":0.3849000036716461},{"id":"https://openalex.org/C166689943","wikidata":"https://www.wikidata.org/wiki/Q850283","display_name":"Interferometry","level":2,"score":0.37540000677108765},{"id":"https://openalex.org/C187612029","wikidata":"https://www.wikidata.org/wiki/Q17083130","display_name":"Noise floor","level":4,"score":0.36320000886917114},{"id":"https://openalex.org/C2986577269","wikidata":"https://www.wikidata.org/wiki/Q11306265","display_name":"Random noise","level":2,"score":0.35690000653266907},{"id":"https://openalex.org/C87007009","wikidata":"https://www.wikidata.org/wiki/Q210832","display_name":"Statistical hypothesis testing","level":2,"score":0.3529999852180481},{"id":"https://openalex.org/C167928553","wikidata":"https://www.wikidata.org/wiki/Q1376021","display_name":"Estimation theory","level":2,"score":0.3517000079154968},{"id":"https://openalex.org/C134261354","wikidata":"https://www.wikidata.org/wiki/Q938438","display_name":"Statistical inference","level":2,"score":0.34040001034736633},{"id":"https://openalex.org/C127491075","wikidata":"https://www.wikidata.org/wiki/Q7617825","display_name":"Stochastic modelling","level":2,"score":0.3393000066280365},{"id":"https://openalex.org/C160234255","wikidata":"https://www.wikidata.org/wiki/Q812535","display_name":"Bayesian inference","level":3,"score":0.32519999146461487},{"id":"https://openalex.org/C29265498","wikidata":"https://www.wikidata.org/wiki/Q7047719","display_name":"Noise measurement","level":3,"score":0.323199987411499},{"id":"https://openalex.org/C72659945","wikidata":"https://www.wikidata.org/wiki/Q1503574","display_name":"Shot noise","level":3,"score":0.31779998540878296},{"id":"https://openalex.org/C116834253","wikidata":"https://www.wikidata.org/wiki/Q2039217","display_name":"Identification (biology)","level":2,"score":0.3156999945640564},{"id":"https://openalex.org/C86781634","wikidata":"https://www.wikidata.org/wiki/Q2478325","display_name":"Environmental noise","level":3,"score":0.3156000077724457},{"id":"https://openalex.org/C112633086","wikidata":"https://www.wikidata.org/wiki/Q381287","display_name":"White noise","level":2,"score":0.29589998722076416},{"id":"https://openalex.org/C111996192","wikidata":"https://www.wikidata.org/wiki/Q7269075","display_name":"Quantum noise","level":3,"score":0.2888999879360199},{"id":"https://openalex.org/C114289077","wikidata":"https://www.wikidata.org/wiki/Q3284399","display_name":"Statistical model","level":2,"score":0.28540000319480896},{"id":"https://openalex.org/C138827492","wikidata":"https://www.wikidata.org/wiki/Q6661985","display_name":"Data processing","level":2,"score":0.2849999964237213},{"id":"https://openalex.org/C2781255199","wikidata":"https://www.wikidata.org/wiki/Q3491504","display_name":"Bruit","level":3,"score":0.2827000021934509},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.2815999984741211},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.2759000062942505},{"id":"https://openalex.org/C4839761","wikidata":"https://www.wikidata.org/wiki/Q212111","display_name":"Spectral line","level":2,"score":0.2700999975204468},{"id":"https://openalex.org/C45374587","wikidata":"https://www.wikidata.org/wiki/Q12525525","display_name":"Computation","level":2,"score":0.2700999975204468},{"id":"https://openalex.org/C100253034","wikidata":"https://www.wikidata.org/wiki/Q196372","display_name":"Systematic error","level":2,"score":0.2648000121116638},{"id":"https://openalex.org/C128197687","wikidata":"https://www.wikidata.org/wiki/Q5477515","display_name":"Statistical noise","level":2,"score":0.2581000030040741},{"id":"https://openalex.org/C174576160","wikidata":"https://www.wikidata.org/wiki/Q1183700","display_name":"Deconvolution","level":2,"score":0.2556000053882599},{"id":"https://openalex.org/C100675267","wikidata":"https://www.wikidata.org/wiki/Q1371624","display_name":"Background noise","level":2,"score":0.25459998846054077},{"id":"https://openalex.org/C168110828","wikidata":"https://www.wikidata.org/wiki/Q1331626","display_name":"Spectral density","level":2,"score":0.25450000166893005},{"id":"https://openalex.org/C13944312","wikidata":"https://www.wikidata.org/wiki/Q7512748","display_name":"Signal-to-noise ratio (imaging)","level":2,"score":0.2508000135421753},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.2506999969482422}],"mesh":[],"locations_count":2,"locations":[{"id":"pmh:oai:arXiv.org:2610.08140","doi":null,"is_oa":true,"landing_page_url":"https://arxiv.org/abs/2610.08140","pdf_url":"https://arxiv.org/pdf/2610.08140","source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":"2331-8422","issn":["2331-8422"],"is_oa":true,"is_in_doaj":false,"is_core":false,"listed_in":[],"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":"doi:10.48550/arxiv.2610.08140","doi":"https://doi.org/10.48550/arxiv.2610.08140","is_oa":true,"landing_page_url":"https://doi.org/10.48550/arxiv.2610.08140","pdf_url":null,"source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":"2331-8422","issn":["2331-8422"],"is_oa":true,"is_in_doaj":false,"is_core":false,"listed_in":[],"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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":null,"is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"Preprint"}],"best_oa_location":{"id":"pmh:oai:arXiv.org:2610.08140","doi":null,"is_oa":true,"landing_page_url":"https://arxiv.org/abs/2610.08140","pdf_url":"https://arxiv.org/pdf/2610.08140","source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":"2331-8422","issn":["2331-8422"],"is_oa":true,"is_in_doaj":false,"is_core":false,"listed_in":[],"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":[],"study_designs":[],"awards":[{"id":"https://openalex.org/G6329186922","display_name":null,"funder_award_id":"2021YFC2201901","funder_id":"https://openalex.org/F4320335777","funder_display_name":"National Key Research and Development Program of China"}],"funders":[{"id":"https://openalex.org/F4320335777","display_name":"National Key Research and Development Program of China","ror":null},{"id":"https://openalex.org/F4320335787","display_name":"Fundamental Research Funds for the Central Universities","ror":null}],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W7220937293.pdf","grobid_xml":"https://content.openalex.org/works/W7220937293.grobid-xml"},"referenced_works_count":77,"referenced_works":["https://openalex.org/W1535681577","https://openalex.org/W1537632363","https://openalex.org/W1966058967","https://openalex.org/W1971768006","https://openalex.org/W1973852867","https://openalex.org/W1976747320","https://openalex.org/W1982990441","https://openalex.org/W1996592446","https://openalex.org/W1998067752","https://openalex.org/W2001413839","https://openalex.org/W2030260001","https://openalex.org/W2033292423","https://openalex.org/W2034937869","https://openalex.org/W2036201376","https://openalex.org/W2053135586","https://openalex.org/W2053150427","https://openalex.org/W2056885613","https://openalex.org/W2061886199","https://openalex.org/W2062478881","https://openalex.org/W2063721925","https://openalex.org/W2072751707","https://openalex.org/W2074859412","https://openalex.org/W2095077711","https://openalex.org/W2097530387","https://openalex.org/W2120549298","https://openalex.org/W2125798768","https://openalex.org/W2128590192","https://openalex.org/W2153686825","https://openalex.org/W2179861036","https://openalex.org/W2277474101","https://openalex.org/W2346811588","https://openalex.org/W2414933203","https://openalex.org/W2514006162","https://openalex.org/W2589375255","https://openalex.org/W2592618055","https://openalex.org/W2752517331","https://openalex.org/W2763830181","https://openalex.org/W2773368433","https://openalex.org/W2783256503","https://openalex.org/W2788106709","https://openalex.org/W2953123920","https://openalex.org/W2974358443","https://openalex.org/W3033189908","https://openalex.org/W3046045015","https://openalex.org/W3089202954","https://openalex.org/W3092230949","https://openalex.org/W3135444078","https://openalex.org/W3209168637","https://openalex.org/W4210989217","https://openalex.org/W4223454933","https://openalex.org/W4280522707","https://openalex.org/W4283768539","https://openalex.org/W4287992231","https://openalex.org/W4293092714","https://openalex.org/W4322486203","https://openalex.org/W4366522739","https://openalex.org/W4366685062","https://openalex.org/W4367187838","https://openalex.org/W4385356216","https://openalex.org/W4385766791","https://openalex.org/W4387365334","https://openalex.org/W4391630647","https://openalex.org/W4395011810","https://openalex.org/W4400434709","https://openalex.org/W4402844202","https://openalex.org/W4403114064","https://openalex.org/W4410116045","https://openalex.org/W4410629790","https://openalex.org/W4411419018","https://openalex.org/W4413164086","https://openalex.org/W4414447599","https://openalex.org/W4415047017","https://openalex.org/W4415295792","https://openalex.org/W4415295818","https://openalex.org/W4416452320","https://openalex.org/W4417210778","https://openalex.org/W6884880931"],"related_works":["https://openalex.org/W4360610931","https://openalex.org/W4223454933","https://openalex.org/W4411334666","https://openalex.org/W4404571273","https://openalex.org/W3046652360","https://openalex.org/W1985439955","https://openalex.org/W4406512431","https://openalex.org/W7130332646","https://openalex.org/W2018726641","https://openalex.org/W4410539283"],"abstract_inverted_index":{"The":[0],"stochastic":[1,30],"gravitational-wave":[2],"background":[3],"(SGWB)":[4],"is":[5,165],"a":[6,213],"major":[7],"science":[8],"target":[9],"of":[10,51,77,97,104],"future":[11],"space-based":[12,217],"interferometers":[13],"because":[14],"it":[15,122],"encodes":[16],"information":[17],"about":[18],"unresolved":[19],"astrophysical":[20],"populations":[21],"and":[22,37,59,80,86,133,196,220,229],"physical":[23],"processes":[24],"in":[25,94,109,167,207,225],"the":[26,47,57,64,78,83,95,100,114,118,124,128,135,145,149,153,168,171,189,193],"early":[27],"Universe.":[28],"Its":[29],"nature,":[31],"however,":[32],"means":[33],"that":[34,50,178,205],"its":[35,43,87],"detection":[36],"parameter":[38,176],"inference":[39,230],"rely":[40],"on":[41],"distinguishing":[42],"statistical":[44],"contribution":[45],"to":[46,63],"data":[48,65],"from":[49],"instrumental":[52,60],"noise.":[53],"In":[54,187],"particular,":[55],"both":[56],"SGWB":[58,79,195,218],"noise":[61,70,116,164,210,227],"contribute":[62],"covariance,":[66,151],"so":[67],"an":[68],"incomplete":[69],"model":[71],"can":[72,211],"be":[73],"misinterpreted":[74],"as":[75],"part":[76],"thereby":[81],"bias":[82],"inferred":[84],"spectrum":[85],"parameters.":[88],"Here":[89],"we":[90],"investigate":[91],"this":[92],"effect":[93],"presence":[96],"correlations":[98,206],"between":[99],"acceleration":[101],"(ACC)":[102],"noises":[103],"adjacent":[105],"test":[106],"masses":[107],"(TMs)":[108],"each":[110],"spacecraft.":[111],"We":[112,158],"simulate":[113],"correlated":[115,162],"at":[117],"single-link":[119],"level,":[120],"propagate":[121],"through":[123],"moving-orbit":[125],"response":[126],"into":[127],"time-delay":[129],"interferometry":[130],"(TDI)":[131],"observables,":[132],"analyze":[134],"resulting":[136],"TDI":[137],"auto":[138],"spectra":[139],"with":[140,183],"two":[141],"Bayesian":[142],"frequency-domain":[143],"templates:":[144],"Corr.":[146,190],"Template":[147,155,173,191],"includes":[148],"correlated-noise":[150],"whereas":[152],"Non-Corr.":[154,172],"neglects":[156],"it.":[157],"find":[159],"that,":[160],"when":[161],"ACC":[163,209],"present":[166],"mock":[169],"data,":[170],"exhibits":[174],"systematic":[175,215],"offsets":[177],"generally":[179],"become":[180],"more":[181,200],"pronounced":[182],"increasing":[184],"correlation":[185],"amplitude.":[186],"contrast,":[188],"recovers":[192],"injected":[194],"instrumental-noise":[197],"parameters":[198],"substantially":[199],"accurately.":[201],"These":[202],"results":[203],"demonstrate":[204],"test-mass":[208],"constitute":[212],"relevant":[214],"for":[216],"searches":[219],"motivate":[221],"their":[222],"explicit":[223],"inclusion":[224],"mission-realistic":[226],"models":[228],"pipelines.":[231]},"counts_by_year":[],"updated_date":"2026-11-07T11:25:07.637180","created_date":"2026-10-09T00:00:00"}
