{"id":"W4206714946","doi":"10.1103/physrevlett.123.161102","title":"Search for Subsolar Mass Ultracompact Binaries in Advanced LIGO’s Second Observing Run","year":2019,"lang":"en","type":"article","venue":"Physical Review Letters","topic":"Pulsars and Gravitational Waves Research","field":"Physics and Astronomy","cited_by":186,"is_retracted":false,"has_abstract":true,"ca_institutions":"Université de Montréal; Polytechnique Montréal; Canadian Institute for Theoretical Astrophysics; University of Toronto","funders":"Conselleria d'Educació, Investigació, Cultura i Esport; Australian Research Council; Schweizerischer Nationalfonds zur Förderung der Wissenschaftlichen Forschung; Science and Technology Facilities Council; Natural Sciences and Engineering Research Council of Canada; Ministry of Science and Technology, Taiwan; Ministry of Education, India; Conseil Régional, Île-de-France; Narodowe Centrum Nauki; Scottish Universities Physics Alliance; National Natural Science Foundation of China; National Research Foundation of Korea; Leverhulme Trust; European Commission; Engineering and Physical Sciences Research Council; Hungarian Scientific Research Fund; Generalitat Valenciana; Industry Canada; Kavli Foundation; National Research, Development and Innovation Office; Agencia Estatal de Investigación; Govern de les Illes Balears; Nederlandse Organisatie voor Wetenschappelijk Onderzoek; Russian Foundation for Basic Research; Research Grants Council, University Grants Committee; Max-Planck-Gesellschaft; European Regional Development Fund; ICTP South American Institute for Fundamental Research; Centre National de la Recherche Scientifique; Council of Scientific and Industrial Research, India; National Research Foundation; Nemzeti Kutatási Fejlesztési és Innovációs Hivatal; Abdus Salam International Centre for Theoretical Physics; Instituto Nazionale di Fisica Nucleare; Canadian Institute for Advanced Research; Division of Human Resource Development; Ministero dello Sviluppo Economico; Institut des Origines de Lyon; Research Corporation for Science Advancement; Russian Science Foundation; Scottish Funding Council; Istituto Nazionale di Fisica Nucleare; Department of Science and Technology, Ministry of Science and Technology, India; Science and Engineering Research Board; National Science Foundation; Royal Society; Ontario Ministry of Economic Development and Innovation; Pennsylvania State University","keywords":"LIGO; Physics; Solar mass; Astrophysics; Astronomy; Primordial black hole; Population; Dark matter; Black hole (networking); Binary black hole; Gravitational wave; Stars","routes":{"ca_aff":true,"ca_fund":true,"ca_venue":false,"about_ca":false,"invisible_to_affiliation_only":false},"retraction":null,"screen":null,"direct_labels":[],"prediction":{"model_version":"codex-gemma-dda1882f352a","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.0002402552,0.0001659502,0.000405689,0.00004789552,0.00005691644,0.00004970606,0.0002605028,0.000007497452,0.000266432],"category_scores_gemma":[0.00001248302,0.0001433347,0.0002228994,0.0002490471,0.00003701996,0.000250076,0.00003916449,0.0002557889,0.0001668355],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.00003914941,"about_ca_system_score_gemma":0.00004085077,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.00001328827,"about_ca_topic_score_gemma":6.119857e-7,"domain_scores_codex":[0.9987015,0.00007882634,0.0002224424,0.0003067556,0.0002597352,0.0004307186],"domain_scores_gemma":[0.9991273,0.000424549,0.00005681795,0.0002428121,0.00005770491,0.00009086993],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"bench_or_experimental","study_design_gemma":"observational","study_design_scores_codex":[0.0001073977,0.00044736,0.06566085,0.004233746,0.0001539826,0.000005729469,0.0005349402,0.001774598,0.8956195,0.0172507,0.003723613,0.01048757],"study_design_scores_gemma":[0.01375732,0.001573339,0.4069863,0.01803817,0.0003016425,0.000004058615,0.0015586,0.04433436,0.09907392,0.1183645,0.2902436,0.005764144],"study_design_candidate":"bench_or_experimental","study_design_consensus":null,"genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9938447,0.001161576,0.0001331016,0.003049623,0.00005594259,0.0009441355,0.0001802093,0.00000560058,0.0006251213],"genre_scores_gemma":[0.9966571,0.00008366434,0.0005233179,0.001749806,0.0001622582,0.0001103321,0.00022794,0.00002412001,0.0004614107],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.7965456,"threshold_uncertainty_score":0.5845019,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.02007661793747632,"score_gpt":0.3595715523289233,"score_spread":0.339494934391447,"validation_status":"score_only:v0-immature-baseline","note":"Baseline scores from an immature model (maturity gate not passed). 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