{"id":"W1990792471","doi":"10.1103/physreve.70.016202","title":"Directed anomalous diffusion without a biased field: A ratchet accelerator","year":2004,"lang":"en","type":"article","venue":"Physical Review E","topic":"stochastic dynamics and bifurcation","field":"Physics and Astronomy","cited_by":55,"is_retracted":false,"has_abstract":true,"ca_institutions":"University of Toronto","funders":"","keywords":"Ratchet; Physics; Quantum; Coherence (philosophical gambling strategy); Hamiltonian (control theory); Quantum mechanics; Current (fluid); Phase space; Classical mechanics; Mathematics","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":"codex-gemma-dda1882f352a","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.00005106001,0.0001595394,0.0003067011,0.00001882701,0.00007948574,0.00003056186,0.0001279631,0.00001582757,0.00009911419],"category_scores_gemma":[0.00002730853,0.0001229914,0.0001520928,0.00022463,0.00001778575,0.00006802287,0.00004270356,0.0001235874,0.0001148854],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.00002318001,"about_ca_system_score_gemma":0.00005722181,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.0001521805,"about_ca_topic_score_gemma":0.000002531765,"domain_scores_codex":[0.9992164,0.00002406679,0.0001799005,0.000235748,0.0001544751,0.0001894281],"domain_scores_gemma":[0.9994576,0.00005464939,0.00009468518,0.0002378175,0.00006110126,0.00009414896],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"design_other","study_design_gemma":"theoretical_or_conceptual","study_design_scores_codex":[0.0001668403,0.007291483,0.02269506,0.001772838,0.0004534649,0.00001236669,0.001387193,0.00009661628,0.08383305,0.2568019,0.00628472,0.6192045],"study_design_scores_gemma":[0.02499791,0.00367274,0.07257526,0.03201663,0.003236573,0.00002420611,0.0004157052,0.08656863,0.04130587,0.6420892,0.08417154,0.008925768],"study_design_candidate":"theoretical_or_conceptual","study_design_consensus":null,"genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9704942,0.0007878745,0.02047214,0.00118994,0.0001481866,0.0007155873,0.00002563086,0.0001166052,0.006049862],"genre_scores_gemma":[0.998235,0.00008635839,0.000322588,0.0006416501,0.0005005851,0.0000860755,0.00005777518,0.00001546812,0.00005447852],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.6102787,"threshold_uncertainty_score":0.5015444,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.01183685326004975,"score_gpt":0.2929597622617522,"score_spread":0.2811229090017025,"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."}}