{"id":"W4327907087","doi":"10.1088/1361-6382/acc5d6","title":"Markov chain Monte Carlo methods for graph refinement in spinfoam cosmology","year":2023,"lang":"en","type":"article","venue":"Classical and Quantum Gravity","topic":"Noncommutative and Quantum Gravity Theories","field":"Physics and Astronomy","cited_by":14,"is_retracted":false,"has_abstract":true,"ca_institutions":"Western University","funders":"Shared Hierarchical Academic Research Computing Network; Canada Research Chairs","keywords":"Physics; Statistical physics; Quantum entanglement; Boundary (topology); Spin foam; Wave function; Markov chain; Cosmology; Classical mechanics; Quantum; Theoretical physics; Mathematical physics; Quantum gravity; Quantum mechanics; Loop quantum gravity; Mathematical analysis; Mathematics","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":[0.0010514,0.0002512931,0.0005036518,0.0001680919,0.0002186658,0.00003951267,0.0001633776,0.00008722558,0.00002703903],"category_scores_gemma":[0.00005853233,0.0002131292,0.0001755628,0.0004509685,0.0003396042,0.00008130303,0.000153363,0.0002821961,0.00001388318],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.00002127259,"about_ca_system_score_gemma":0.00003887785,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.0003188272,"about_ca_topic_score_gemma":0.00006280794,"domain_scores_codex":[0.9982751,0.000325966,0.0003668461,0.0004115762,0.00009796176,0.0005225645],"domain_scores_gemma":[0.9987471,0.0007011376,0.0001012022,0.0002455942,0.00005649257,0.000148551],"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":[0.0002032052,0.0002224109,0.02590997,0.00006125744,0.00007362583,0.000007076739,0.0004902692,0.000008038022,0.001326859,0.8291891,0.002461492,0.1400468],"study_design_scores_gemma":[0.001483353,0.0003787684,0.04181135,0.00003755397,0.00003926866,0.000001275973,0.0009613879,0.006651553,0.0007697599,0.9115939,0.03589041,0.0003814638],"study_design_candidate":"theoretical_or_conceptual","study_design_consensus":"theoretical_or_conceptual","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9694561,0.0001561674,0.02527733,0.003100772,0.0004106105,0.0005608,0.0001938891,0.00008540764,0.0007588781],"genre_scores_gemma":[0.9957291,0.00001998607,0.002846545,0.000132195,0.0001580329,0.0002535262,0.00008180463,0.00002386105,0.0007549326],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.1396653,"threshold_uncertainty_score":0.8691155,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.0283409999921969,"score_gpt":0.3585284818712017,"score_spread":0.3301874818790048,"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."}}