{"id":"W3027128320","doi":"10.1103/physrevd.102.043529","title":"Entanglement entropy of cosmological perturbations","year":2020,"lang":"en","type":"article","venue":"Physical review. D/Physical review. D.","topic":"Cosmology and Gravitation Theories","field":"Physics and Astronomy","cited_by":82,"is_retracted":false,"has_abstract":true,"ca_institutions":"McGill University","funders":"Natural Sciences and Engineering Research Council of Canada; McGill Space Institute","keywords":"Physics; Quantum entanglement; Entropy (arrow of time); Inflaton; Hubble's law; Cosmology; Arrow of time; Vacuum state; Quantum fluctuation; Theoretical physics; Quantum mechanics; Inflation (cosmology); Classical mechanics; Quantum; Dark energy","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":["metaepi_narrow"],"consensus_categories":[],"category_scores_codex":[0.000206062,0.0003872763,0.001324057,0.00002104976,0.0001185934,0.00001487406,0.0004470107,0.00002448282,0.0005105942],"category_scores_gemma":[0.0003507674,0.0002964668,0.0008682379,0.0005709107,0.0002455472,0.0001452768,0.0001740735,0.0004012956,0.0006199154],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0000235743,"about_ca_system_score_gemma":0.00006987902,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.000008235509,"about_ca_topic_score_gemma":1.575348e-7,"domain_scores_codex":[0.9975652,0.0003781685,0.0006936764,0.0005337691,0.0004433423,0.0003858277],"domain_scores_gemma":[0.9980655,0.0005566115,0.0004107205,0.0004352036,0.0002157505,0.0003161845],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"theoretical_or_conceptual","study_design_gemma":"theoretical_or_conceptual","study_design_scores_codex":[0.00002518592,0.0009809982,0.0149539,0.001871584,0.0001652709,0.000003005183,0.0002099601,0.000003084518,0.007531787,0.9464618,0.01254428,0.01524914],"study_design_scores_gemma":[0.0006093608,0.0005946543,0.005183441,0.00247439,0.0009549705,0.000001367738,0.00005725763,0.0001676832,0.00934668,0.8944044,0.08557692,0.0006288547],"study_design_candidate":"theoretical_or_conceptual","study_design_consensus":"theoretical_or_conceptual","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.8965002,0.04432145,0.002174065,0.04107454,0.0002652864,0.003667389,0.0005308387,0.0001918264,0.01127444],"genre_scores_gemma":[0.9877341,0.003478012,0.0003050186,0.007180038,0.0007389725,0.0002572138,0.0002297608,0.00002727637,0.00004955745],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.09123398,"threshold_uncertainty_score":0.9999487,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.02056672423157177,"score_gpt":0.4040220257736754,"score_spread":0.3834553015421036,"validation_status":"score_only:v0-immature-baseline","note":"Baseline scores from an immature model (maturity gate not passed). Scores rank; they never assert a category."}}