{"id":"W1969264138","doi":"10.1016/j.amepre.2011.02.015","title":"Food Expenditures and Food Purchasing Among Low-Income, Urban, African-American Youth","year":2011,"lang":"en","type":"article","venue":"American Journal of Preventive Medicine","topic":"Obesity, Physical Activity, Diet","field":"Medicine","cited_by":46,"is_retracted":false,"has_abstract":false,"ca_institutions":"University of Alberta","funders":"","keywords":"Environmental health; Low income; Purchasing; African american; Business; Medicine; Economics; Socioeconomics; Marketing; Sociology","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":[0.0005263265,0.0003009519,0.0002664858,0.001040478,0.0007226225,0.0008281762,0.0002950331,0.0007375079,0.002354608],"category_scores_gemma":[0.001940499,0.0004076741,0.000480027,0.001324432,0.00026871,0.0006843917,0.0004346483,0.0009342965,0.0003067647],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0003797229,"about_ca_system_score_gemma":0.0003944228,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.0267519,"about_ca_topic_score_gemma":0.03714241,"domain_scores_codex":[0.9997882,0.0000582342,0.00002045812,0.00002132642,0.0000369322,0.00007480115],"domain_scores_gemma":[0.9988043,0.0001974523,0.0004894068,0.00003891968,0.0001001527,0.0003698465],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.00006870205,0.0001344618,0.9990335,0.000002645386,0.00001880461,0.00003203619,0.0001095031,0.00001560774,0.00005445124,0.00001656049,0.00005079816,0.0004629803],"study_design_scores_gemma":[0.000003046388,0.0000515611,0.9993228,0.000002446782,0.00001437573,0.00004424093,0.0004101552,0.00008097269,0.00001627514,0.0000114039,0.00004131348,0.000001353411],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9995649,0.00005421779,0.000005606384,0.0000295326,0.000001652848,0.000001982537,0.0001045174,7.412063e-7,0.0002367578],"genre_scores_gemma":[0.999471,0.00007230582,0.00002131624,0.00001960536,0.000005907666,0.000003643483,0.0001587704,0.000001108865,0.0002464488],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.0267519,"threshold_uncertainty_score":0.05319238,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.02045068258845614,"score_gpt":0.2617593809311529,"score_spread":0.2413086983426968,"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."}}