{"id":"W4412413660","doi":"10.1088/1361-6382/adef8d","title":"Measuring black hole spin through gravitational lensing of pulsars","year":2025,"lang":"en","type":"article","venue":"Classical and Quantum Gravity","topic":"Pulsars and Gravitational Waves Research","field":"Physics and Astronomy","cited_by":0,"is_retracted":false,"has_abstract":true,"ca_institutions":"Perimeter Institute; University of Waterloo","funders":"","keywords":"Physics; Pulsar; Strong gravitational lensing; Black hole (networking); Gravitational lens; Astrophysics; Spin (aerodynamics); Gravitational lensing formalism; Gravitation; Gravitational wave; Astronomy; Theoretical physics; Galaxy","routes":{"ca_aff":true,"ca_fund":false,"ca_venue":false,"about_ca":false,"invisible_to_affiliation_only":false},"retraction":null,"screen":null,"direct_labels":[],"prediction":{"model_version":"metacan-v3-hybrid-931329e0061c","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.0001775507,0.000162054,0.0001986144,0.0006781381,0.0001790881,0.0003156986,0.0002025139,0.0001848329,0.0005530026],"category_scores_gemma":[0.0005986209,0.000133887,0.0001210604,0.0003624707,0.0003001664,0.0003269413,0.0003988952,0.0002846509,0.00008838405],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0002774775,"about_ca_system_score_gemma":0.0001162202,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.0005753343,"about_ca_topic_score_gemma":0.0009295085,"domain_scores_codex":[0.9999157,0.00001290864,0.00000274719,0.00001918095,0.00003556404,0.00001394994],"domain_scores_gemma":[0.9997291,0.00005791679,0.00009044271,0.00005000482,0.00003986572,0.00003256639],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"bench_or_experimental","study_design_gemma":"simulation_or_modeling","study_design_scores_codex":[0.0005611665,0.00008405712,0.07574493,0.0001534509,0.0001692865,0.0004000195,0.0003611706,0.009559748,0.8067031,0.01466276,0.0005754389,0.09102496],"study_design_scores_gemma":[0.00008882432,0.0009501309,0.2559344,0.00002592912,0.0001294489,0.001235267,0.0002418415,0.09422453,0.6296517,0.008737796,0.00865192,0.0001282109],"study_design_candidate":"simulation_or_modeling","study_design_consensus":null,"genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9472063,0.0004842488,0.04881783,0.00004755031,0.00004916459,0.00001935497,0.0001430409,0.0002248367,0.003007754],"genre_scores_gemma":[0.9835927,0.0001531885,0.01587415,0.00001185992,0.00001549456,0.000007885638,0.00005504378,0.00001294034,0.000276722],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.0006781381,"threshold_uncertainty_score":0.002013206,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.0374021254141664,"score_gpt":0.341483886440306,"score_spread":0.3040817610261396,"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."}}