{"id":"W2951937978","doi":"10.1103/physrevlett.123.158006","title":"Active Particles in Viscosity Gradients","year":2019,"lang":"en","type":"article","venue":"Physical Review Letters","topic":"Micro and Nano Robotics","field":"Physics and Astronomy","cited_by":84,"is_retracted":false,"has_abstract":true,"ca_institutions":"University of British Columbia","funders":"Natural Sciences and Engineering Research Council of Canada","keywords":"Viscosity; Work (physics); Active matter; Mechanism (biology); Mechanics; Physics; Thermodynamics; Biology","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":[0.00005287779,0.0001066032,0.0002596683,0.00001504936,0.00001737812,0.000009407117,0.0001125075,0.000003156315,0.0001417668],"category_scores_gemma":[0.00000251201,0.00008865425,0.0001165081,0.000146223,0.00002013971,0.00009882044,0.00003895642,0.0001225315,0.000682344],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.00002115313,"about_ca_system_score_gemma":0.00000866247,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.00003952195,"about_ca_topic_score_gemma":7.420608e-7,"domain_scores_codex":[0.9993327,0.00004883599,0.0001277173,0.0001814645,0.00009576461,0.000213506],"domain_scores_gemma":[0.9996629,0.00004360524,0.0000545072,0.0001798677,0.000009400557,0.00004976049],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.0000699585,0.002638313,0.5090735,0.001729752,0.0002697163,0.00001247313,0.00134025,0.0009919401,0.3257167,0.03300223,0.01565839,0.1094967],"study_design_scores_gemma":[0.009524915,0.0005212234,0.669794,0.01553746,0.0008594521,0.000003620459,0.0003307645,0.0139301,0.162637,0.02417837,0.09768596,0.004997153],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9973624,0.0002604745,0.0001181147,0.001133205,0.00005667698,0.0002835158,0.000005875735,0.000008647265,0.0007711139],"genre_scores_gemma":[0.9971678,0.00007172588,0.00004584205,0.002576567,0.00008817519,0.00001428781,0.000009571993,0.000008454656,0.00001754191],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.1630798,"threshold_uncertainty_score":0.877038,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.01091425038207582,"score_gpt":0.2726912262921486,"score_spread":0.2617769759100728,"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."}}