{"id":"https://openalex.org/W7223268031","doi":"https://doi.org/10.48550/arxiv.2610.30772","title":"Lomb-Scargle Recovery of Periodic Binary Signals across Black Hole Mass and Cadence","display_name":"Lomb-Scargle Recovery of Periodic Binary Signals across Black Hole Mass and Cadence","publication_year":2026,"publication_date":"2026-10-22","ids":{"openalex":"https://openalex.org/W7223268031","doi":"https://doi.org/10.48550/arxiv.2610.30772"},"language":"en","primary_location":{"id":"pmh:oai:arXiv.org:2610.30772","doi":null,"is_oa":true,"landing_page_url":"https://arxiv.org/abs/2610.30772","pdf_url":"https://arxiv.org/pdf/2610.30772","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/2610.30772","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5134328559","display_name":"Karan Akbari","orcid":"https://orcid.org/0009-0005-0550-4018","observed_orcids":["https://orcid.org/0009-0005-0550-4018"]},"institutions":[{"id":"https://openalex.org/I4405282102","display_name":"St. Xavier's College","ror":"https://ror.org/05b3mjp05","country_code":"IN","type":"education","lineage":["https://openalex.org/I4405282102"]}],"countries":["IN"],"is_corresponding":false,"raw_author_name":"Akbari, Karan","raw_affiliation_strings":["St. Xavier's College , Mumbai , India"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"St. Xavier's College , Mumbai , India","institution_ids":["https://openalex.org/I4405282102"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5101536883","display_name":"Sayantan Bhattacharya","orcid":"https://orcid.org/0000-0001-8572-8241","observed_orcids":["https://orcid.org/0000-0001-8572-8241"]},"institutions":[{"id":"https://openalex.org/I11947397","display_name":"Tata Institute of Fundamental Research","ror":"https://ror.org/03ht1xw27","country_code":"IN","type":"education","lineage":["https://openalex.org/I11947397","https://openalex.org/I2799351866","https://openalex.org/I3149292468"]}],"countries":["IN"],"is_corresponding":false,"raw_author_name":"Bhattacharya, Sayantan","raw_affiliation_strings":["Department of Astronomy and Astrophysics , Tata Institute of Fundamental Research , 1 Homi Bhabha Road , Colaba , Mumbai , India"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Astronomy and Astrophysics , Tata Institute of Fundamental Research , 1 Homi Bhabha Road , Colaba , Mumbai , India","institution_ids":["https://openalex.org/I11947397"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"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":0.47780001163482666,"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":0.47780001163482666,"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/T10744","display_name":"Astrophysical Phenomena and Observations","score":0.3425000011920929,"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/T10026","display_name":"Galaxies: Formation, Evolution, Phenomena","score":0.1386999934911728,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/supermassive-black-hole-binaries","display_name":"supermassive black hole binaries","score":0.9139999747276306},{"id":"https://openalex.org/keywords/quasar-light-curves","display_name":"quasar light curves","score":0.8610000014305115},{"id":"https://openalex.org/keywords/lomb-scargle-periodogram","display_name":"Lomb-Scargle periodogram","score":0.921999990940094},{"id":"https://openalex.org/keywords/black-hole-mass-dependence","display_name":"black hole mass dependence","score":0.6970000267028809},{"id":"https://openalex.org/keywords/palomar-transient-factory","display_name":"Palomar Transient Factory","score":0.7910000085830688},{"id":"https://openalex.org/keywords/sinusoids","display_name":"sinusoidal signals","score":0.9330000281333923}],"concepts":[{"id":"https://openalex.org/C2777125575","wikidata":"https://www.wikidata.org/wiki/Q14088448","display_name":"Cadence","level":2,"score":0.864799976348877},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.7483000159263611},{"id":"https://openalex.org/C148837635","wikidata":"https://www.wikidata.org/wiki/Q1742397","display_name":"Sawtooth wave","level":2,"score":0.7182000279426575},{"id":"https://openalex.org/C130726490","wikidata":"https://www.wikidata.org/wiki/Q675076","display_name":"Light curve","level":2,"score":0.6822999715805054},{"id":"https://openalex.org/C44870925","wikidata":"https://www.wikidata.org/wiki/Q37547","display_name":"Astrophysics","level":1,"score":0.6122999787330627},{"id":"https://openalex.org/C126691448","wikidata":"https://www.wikidata.org/wiki/Q2028919","display_name":"Magnitude (astronomy)","level":2,"score":0.4699999988079071},{"id":"https://openalex.org/C135041427","wikidata":"https://www.wikidata.org/wiki/Q83373","display_name":"Quasar","level":3,"score":0.4659000039100647},{"id":"https://openalex.org/C156273044","wikidata":"https://www.wikidata.org/wiki/Q4913766","display_name":"Bin","level":2,"score":0.4404999911785126},{"id":"https://openalex.org/C140779682","wikidata":"https://www.wikidata.org/wiki/Q210868","display_name":"Sampling (signal processing)","level":3,"score":0.4401000142097473},{"id":"https://openalex.org/C73329638","wikidata":"https://www.wikidata.org/wiki/Q527","display_name":"Sky","level":2,"score":0.4226999878883362},{"id":"https://openalex.org/C48372109","wikidata":"https://www.wikidata.org/wiki/Q3913","display_name":"Binary number","level":2,"score":0.40369999408721924},{"id":"https://openalex.org/C66907618","wikidata":"https://www.wikidata.org/wiki/Q207527","display_name":"Sine wave","level":3,"score":0.3806999921798706},{"id":"https://openalex.org/C50341732","wikidata":"https://www.wikidata.org/wiki/Q880302","display_name":"Black hole (networking)","level":5,"score":0.351500004529953},{"id":"https://openalex.org/C2779843651","wikidata":"https://www.wikidata.org/wiki/Q7390335","display_name":"SIGNAL (programming language)","level":2,"score":0.31139999628067017},{"id":"https://openalex.org/C173120059","wikidata":"https://www.wikidata.org/wiki/Q40392","display_name":"Supermassive black hole","level":3,"score":0.2702000141143799},{"id":"https://openalex.org/C188232333","wikidata":"https://www.wikidata.org/wiki/Q2406056","display_name":"Mass ratio","level":2,"score":0.2630999982357025},{"id":"https://openalex.org/C184026988","wikidata":"https://www.wikidata.org/wiki/Q174320","display_name":"Oscilloscope","level":3,"score":0.26089999079704285}],"mesh":[],"locations_count":2,"locations":[{"id":"pmh:oai:arXiv.org:2610.30772","doi":null,"is_oa":true,"landing_page_url":"https://arxiv.org/abs/2610.30772","pdf_url":"https://arxiv.org/pdf/2610.30772","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.2610.30772","doi":"https://doi.org/10.48550/arxiv.2610.30772","is_oa":true,"landing_page_url":"https://doi.org/10.48550/arxiv.2610.30772","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:2610.30772","doi":null,"is_oa":true,"landing_page_url":"https://arxiv.org/abs/2610.30772","pdf_url":"https://arxiv.org/pdf/2610.30772","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":[],"funders":[{"id":"https://openalex.org/F4320306076","display_name":"National Science Foundation","ror":"https://ror.org/021nxhr62"},{"id":"https://openalex.org/F4320306084","display_name":"U.S. Department of Energy","ror":"https://ror.org/01bj3aw27"},{"id":"https://openalex.org/F4320306101","display_name":"National Aeronautics and Space Administration","ror":"https://ror.org/027ka1x80"},{"id":"https://openalex.org/F4320306151","display_name":"Alfred P. Sloan Foundation","ror":"https://ror.org/052csg198"},{"id":"https://openalex.org/F4320309398","display_name":"California Institute of Technology","ror":"https://ror.org/05dxps055"},{"id":"https://openalex.org/F4320322434","display_name":"Max-Planck-Gesellschaft","ror":"https://ror.org/01hhn8329"}],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W7223268031.pdf","grobid_xml":"https://content.openalex.org/works/W7223268031.grobid-xml"},"referenced_works_count":35,"referenced_works":["https://openalex.org/W1781203010","https://openalex.org/W1965140082","https://openalex.org/W1967715705","https://openalex.org/W1971726014","https://openalex.org/W1986318358","https://openalex.org/W1986644900","https://openalex.org/W1995061453","https://openalex.org/W1999083852","https://openalex.org/W2000909045","https://openalex.org/W2044770006","https://openalex.org/W2060191906","https://openalex.org/W2065236031","https://openalex.org/W2083217178","https://openalex.org/W2135625048","https://openalex.org/W2154718864","https://openalex.org/W2337308414","https://openalex.org/W2410829958","https://openalex.org/W2414821123","https://openalex.org/W2558261436","https://openalex.org/W2600163159","https://openalex.org/W2734538553","https://openalex.org/W2735189638","https://openalex.org/W2735395126","https://openalex.org/W2735531560","https://openalex.org/W2735710795","https://openalex.org/W2783280646","https://openalex.org/W2890572905","https://openalex.org/W3035965352","https://openalex.org/W3082096159","https://openalex.org/W3158036896","https://openalex.org/W4390372615","https://openalex.org/W4402840231","https://openalex.org/W4415991051","https://openalex.org/W7167668629","https://openalex.org/W7203686094"],"related_works":["https://openalex.org/W7126100280","https://openalex.org/W4415320297","https://openalex.org/W4393412181","https://openalex.org/W1618328278","https://openalex.org/W7163194940","https://openalex.org/W3207517111","https://openalex.org/W7125488277","https://openalex.org/W4417461706","https://openalex.org/W7167668629","https://openalex.org/W3020530581"],"abstract_inverted_index":{"Searches":[0],"for":[1,34,196,240],"periodic":[2],"supermassive":[3],"black":[4],"hole":[5],"binaries":[6],"in":[7,82,104,211],"quasar":[8],"light":[9,40,78,112],"curves":[10,41,79,113],"rely":[11],"on":[12,38,116],"recovery":[13,140,172,184,210,227],"fractions,":[14],"the":[15,35,83,155,159,162,203],"share":[16],"of":[17,68,80,93,130,161,202],"injected":[18],"signals":[19,76,222],"detected,":[20],"which":[21],"forecasts":[22],"use":[23],"as":[24],"detection":[25],"efficiencies.":[26],"Lin,":[27],"Charisi,":[28],"&":[29],"Haiman":[30],"(2026)":[31],"measured":[32],"them":[33,64],"Lomb-Scargle":[36],"periodogram":[37],"damped-random-walk":[39],"matched":[42],"to":[43],"12,400":[44],"bright,":[45],"high-mass":[46],"Palomar":[47],"Transient":[48],"Factory":[49],"(PTF)":[50],"quasars":[51,92],"with":[52,87,146,234],"Sloan":[53],"Digital":[54],"Sky":[55],"Survey":[56,129],"Data":[57],"Release":[58],"7":[59],"(DR7)":[60],"masses.":[61],"To":[62],"test":[63],"over":[65],"four":[66],"decades":[67],"mass,":[69,144],"we":[70,218],"inject":[71],"their":[72,102,167,176,192],"sinusoidal":[73],"and":[74,124,132,145,232],"sawtooth":[75,221],"into":[77],"mergers":[81],"TNG100-1":[84],"cosmological":[85],"simulation,":[86],"magnitudes":[88,148],"drawn":[89],"from":[90],"DR7":[91,147],"similar":[94],"mass":[95,230],"(extrapolated":[96],"at":[97,215],"low":[98],"mass).":[99],"We":[100,225],"apply":[101],"threshold":[103],"each":[105],"frequency":[106],"bin,":[107],"set":[108],"by":[109],"$10^5$":[110],"noise-only":[111],"per":[114,178,187,194,228],"binary,":[115],"observed":[117],"PTF":[118,170,205],"cadences,":[119],"one":[120],"Stripe":[121],"82":[122],"cadence":[123,127,182,217],"an":[125],"LSST-like":[126,181,216],"(Legacy":[128],"Space":[131],"Time).":[133],"At":[134,180],"fixed":[135],"absolute":[136],"magnitude":[137,156],"$M_i=-23$,":[138],"sinusoid":[139,171,183],"falls":[141],"toward":[142],"high":[143,239],"it":[149],"climbs":[150],"above":[151,223],"about":[152,189],"$10^8\\,M_\\odot$,":[153,165],"so":[154],"assignment":[157],"sets":[158],"sign":[160],"trend.":[163],"Above":[164],"where":[166],"sample":[168],"lies,":[169],"is":[173,185],"39.8":[174],"against":[175],"44.7":[177],"cent.":[179],"76.9":[186],"cent,":[188,195],"three":[190],"times":[191],"22.6":[193],"reasons":[197],"mostly":[198],"unidentified.":[199],"Denser":[200],"sampling":[201],"same":[204],"baselines":[206],"did":[207],"not":[208],"lower":[209],"any":[212],"test.":[213],"Even":[214],"miss":[219],"most":[220],"$10^8\\,M_\\odot$.":[224],"tabulate":[226],"0.5-dex":[229],"bin":[231],"cadence,":[233],"low-mass":[235],"values":[236],"likely":[237],"too":[238],"a":[241],"deeper":[242],"survey.":[243]},"counts_by_year":[],"updated_date":"2026-11-07T11:25:07.637180","created_date":"2026-10-24T00:00:00"}