{"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":"metacan-v3-hybrid-931329e0061c","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.0003023608,0.0001685846,0.0002899382,0.0002519435,0.000273575,0.0006108071,0.000449712,0.0004677008,0.001756321],"category_scores_gemma":[0.0005469773,0.0001362386,0.0002021653,0.0001854417,0.0005311369,0.0005884531,0.0004716745,0.0003859343,0.0003162942],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0002743848,"about_ca_system_score_gemma":0.0002612987,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.0002684908,"about_ca_topic_score_gemma":0.0002956506,"domain_scores_codex":[0.9999328,0.00001620319,0.000003654306,0.00001300694,0.0000201827,0.0000141251],"domain_scores_gemma":[0.9997379,0.00007693443,0.000050462,0.00003864926,0.00004026456,0.00005580001],"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":[0.0006051506,0.000194185,0.001032538,0.0002150697,0.00004973906,0.000569152,0.0001929522,0.01755613,0.5562878,0.3967425,0.001554473,0.0250003],"study_design_scores_gemma":[0.0004258933,0.001129666,0.001226872,0.00004413089,0.00008025808,0.0008773907,0.00005528671,0.7475713,0.143694,0.09059182,0.01419726,0.0001060846],"study_design_candidate":"simulation_or_modeling","study_design_consensus":null,"genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.8402576,0.00100076,0.1365268,0.0009961285,0.0004987901,0.00009833691,0.00008378841,0.0005649613,0.0199727],"genre_scores_gemma":[0.9789715,0.0003176247,0.01488307,0.00008969258,0.00006258453,0.00003190459,0.00002197106,0.00002199456,0.005599746],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.001756321,"threshold_uncertainty_score":0.005875468,"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."}}