{"id":"W2146486888","doi":"10.1103/physrevlett.95.102001","title":"Recoil Polarization for<mml:math xmlns:mml=\"http://www.w3.org/1998/Math/MathML\" display=\"inline\"><mml:mi>Δ</mml:mi></mml:math>Excitation in Pion Electroproduction","year":2005,"lang":"en","type":"article","venue":"Physical Review Letters","topic":"Particle physics theoretical and experimental studies","field":"Physics and Astronomy","cited_by":64,"is_retracted":false,"has_abstract":true,"ca_institutions":"University of Regina; Saint Mary's University","funders":"","keywords":"Multipole expansion; Physics; Pion; Recoil; Polarization (electrochemistry); Excitation; Hadron; Legendre polynomials; Amplitude; Particle physics; Nuclear physics; Atomic physics; Quantum mechanics; Physical chemistry","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":[0.0004098453,0.0005482569,0.0002230537,0.001043298,0.0002269756,0.0003207933,0.0005055086,0.000367019,0.009207016],"category_scores_gemma":[0.0005823458,0.0002550045,0.0003317246,0.0011,0.0001818063,0.000425275,0.0003492328,0.0006433256,0.001486341],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0002583023,"about_ca_system_score_gemma":0.0001723926,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.0004633024,"about_ca_topic_score_gemma":0.0007284199,"domain_scores_codex":[0.9998146,0.00003596117,0.000005658594,0.00005030169,0.00004928193,0.00004440243],"domain_scores_gemma":[0.9996145,0.0001933363,0.00004022585,0.00007573384,0.00004165026,0.00003441356],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"bench_or_experimental","study_design_gemma":"bench_or_experimental","study_design_scores_codex":[0.001591111,0.0004418904,0.02483936,0.0002696647,0.0001380978,0.0006020434,0.0005336149,0.01739152,0.8608151,0.01084793,0.004899231,0.07763048],"study_design_scores_gemma":[0.00004739117,0.0003933022,0.04048263,0.00001840362,0.00005766238,0.0003856608,0.0001309859,0.06912478,0.8807217,0.003371347,0.005155481,0.0001106028],"study_design_candidate":"bench_or_experimental","study_design_consensus":"bench_or_experimental","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9223146,0.0001304983,0.06350382,0.000162697,0.0000222464,0.00004025583,0.002923643,0.002234376,0.008667897],"genre_scores_gemma":[0.9841772,0.0001215169,0.01135959,0.00004708445,0.000005969446,0.00004195684,0.001771885,0.0004168912,0.002057864],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.009207016,"threshold_uncertainty_score":0.03080052,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.01344139480176052,"score_gpt":0.2667517196874268,"score_spread":0.2533103248856662,"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."}}