{"id":"W2144820907","doi":"10.1038/ncomms1416","title":"No extension of quantum theory can have improved predictive power","year":2011,"lang":"en","type":"article","venue":"Nature Communications","topic":"Quantum Mechanics and Applications","field":"Physics and Astronomy","cited_by":227,"is_retracted":false,"has_abstract":true,"ca_institutions":"Perimeter Institute","funders":"Institut Périmètre de physique théorique; Industry Canada; Government of Canada; Schweizerischer Nationalfonds zur Förderung der Wissenschaftlichen Forschung; National Science Foundation","keywords":"Randomness; Quantum process; Quantum probability; Indeterminism; Quantum cryptography; Extension (predicate logic); Open quantum system; Quantum information; Computer science; Quantum; Quantum mechanics; Theoretical physics; Statistical physics; Physics; Mathematics; Quantum dynamics; Determinism","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":[0.000210542,0.0001193163,0.000150156,0.00005381554,0.0002043443,0.000008880424,0.0007756007,0.0001118755,0.0002437046],"category_scores_gemma":[0.00002787658,0.0001073334,0.0001013196,0.0001393971,0.0001147898,0.00005872497,0.0002592402,0.0005644338,0.00002253676],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.00001358241,"about_ca_system_score_gemma":0.00006392149,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.0001546361,"about_ca_topic_score_gemma":0.00002344269,"domain_scores_codex":[0.9992734,0.00008716872,0.0002317582,0.0001767797,0.00008697629,0.0001439482],"domain_scores_gemma":[0.9974054,0.0001301546,0.00018399,0.001840123,0.0003770895,0.00006320982],"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":[0.00001593887,0.0002963665,0.0006094902,0.000001647946,0.0000503248,3.596285e-8,0.0005252204,1.808799e-7,0.005089808,0.9923219,0.0005886926,0.0005004054],"study_design_scores_gemma":[0.0006839933,0.0002338125,0.01723378,0.00006710776,0.0001617685,0.000001218769,0.002652326,0.01934075,0.01031318,0.9183691,0.03048834,0.0004546225],"study_design_candidate":"theoretical_or_conceptual","study_design_consensus":"theoretical_or_conceptual","genre_codex":"other","genre_gemma":"empirical","genre_scores_codex":[0.1526762,0.004770686,0.2066175,0.002935197,0.001429714,0.004034078,0.003048893,0.0004491777,0.6240386],"genre_scores_gemma":[0.9969884,0.00002841873,0.002443698,0.00008630787,0.00003123939,0.0000971402,0.0001204339,0.00001925533,0.0001850921],"genre_candidate":"empirical","genre_consensus":null,"teacher_disagreement_score":0.8443123,"threshold_uncertainty_score":0.4376927,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.01726736971838228,"score_gpt":0.2677474349049432,"score_spread":0.2504800651865609,"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."}}