{"id":"W2070830358","doi":"10.1119/1.4850396","title":"The Schwarzschild metric: It's the coordinates, stupid!","year":2014,"lang":"en","type":"article","venue":"American Journal of Physics","topic":"Pulsars and Gravitational Waves Research","field":"Physics and Astronomy","cited_by":36,"is_retracted":false,"has_abstract":true,"ca_institutions":"University of Guelph","funders":"National Science Foundation","keywords":"Deriving the Schwarzschild solution; Schwarzschild radius; Schwarzschild metric; Physics; Kerr metric; Schwarzschild geodesics; General relativity; Classical mechanics; Einstein; Theoretical physics; Coordinate time; Spacetime; Mathematical physics; Gravitation; Quantum mechanics","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":[0.000871697,0.0006942641,0.0004350682,0.0006979131,0.001265497,0.002251358,0.0006913962,0.001311441,0.004824549],"category_scores_gemma":[0.002841184,0.0003175836,0.0003375385,0.001157796,0.005618475,0.005542543,0.001178751,0.003452811,0.003787049],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.001183492,"about_ca_system_score_gemma":0.001172005,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.00441017,"about_ca_topic_score_gemma":0.003285612,"domain_scores_codex":[0.9993711,0.000274356,0.00003265847,0.00007931971,0.0002055492,0.00003711292],"domain_scores_gemma":[0.9994659,0.0001256145,0.00004436147,0.00009733382,0.0002120843,0.00005473362],"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":[0.00001056564,0.00000295835,0.0001684762,0.0001019886,0.00001050079,0.00007175017,0.0005198268,0.0002608089,0.0005109021,0.9170007,0.05848262,0.02285901],"study_design_scores_gemma":[0.000006462354,0.00003505818,0.0004936418,0.0001338434,0.00000883642,0.0004044241,0.0003417179,0.000359677,0.0004416165,0.5399668,0.4577779,0.00003004447],"study_design_candidate":"theoretical_or_conceptual","study_design_consensus":"theoretical_or_conceptual","genre_codex":"other","genre_gemma":"empirical","genre_scores_codex":[0.02076438,0.1678285,0.1999935,0.1615429,0.02637214,0.000087391,0.00165648,0.0009847652,0.42077],"genre_scores_gemma":[0.4299984,0.1307371,0.1476869,0.0347007,0.01574445,0.0002174138,0.002239225,0.001361831,0.237314],"genre_candidate":"empirical","genre_consensus":null,"teacher_disagreement_score":0.004824549,"threshold_uncertainty_score":0.01613975,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.007603318698261744,"score_gpt":0.3111245157678738,"score_spread":0.303521197069612,"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."}}