{"id":"W2903967892","doi":"10.2196/12456","title":"A Virtual Reality Food Court to Study Meal Choices in Youth: Design and Assessment of Usability","year":2018,"lang":"en","type":"article","venue":"JMIR Formative Research","topic":"Obesity, Physical Activity, Diet","field":"Medicine","cited_by":25,"is_retracted":false,"has_abstract":true,"ca_institutions":"","funders":"","keywords":"Usability; Food choice; Psychological intervention; Socioeconomic status; Psychology; Marketing; Business; Computer science; Medicine; Environmental health; Human–computer interaction","routes":{"ca_aff":false,"ca_fund":false,"ca_venue":true,"about_ca":false,"invisible_to_affiliation_only":true},"retraction":null,"screen":null,"direct_labels":[],"prediction":{"model_version":"metacan-v3-hybrid-931329e0061c","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.008948889,0.001112223,0.0008774444,0.001434998,0.0005623598,0.001396224,0.001355407,0.0008059404,0.00365289],"category_scores_gemma":[0.0130444,0.0008121047,0.001402148,0.0006865044,0.0007649809,0.0009439519,0.002350603,0.0007318583,0.0005438062],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0009040892,"about_ca_system_score_gemma":0.00115785,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.001744784,"about_ca_topic_score_gemma":0.003075544,"domain_scores_codex":[0.9943475,0.003564234,0.0004760952,0.0005803637,0.0007133784,0.0003185193],"domain_scores_gemma":[0.9906425,0.004301141,0.000790131,0.0008560076,0.002081308,0.0013289],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"design_other","study_design_gemma":"observational","study_design_scores_codex":[0.02327218,0.03405838,0.2638717,0.006039775,0.001089589,0.002691837,0.05352836,0.01493073,0.07960644,0.003667748,0.009465132,0.5077781],"study_design_scores_gemma":[0.0121408,0.1530728,0.6246176,0.001530063,0.002017999,0.003015446,0.03484485,0.06574082,0.04067341,0.003550107,0.05762849,0.001167646],"study_design_candidate":"observational","study_design_consensus":null,"genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9478024,0.000233119,0.02812833,0.0001480558,0.00006510902,0.01926165,0.0008736707,0.0003327035,0.003154958],"genre_scores_gemma":[0.7969655,0.0003323671,0.1634393,0.0001860391,0.00003839185,0.03587129,0.0007893333,0.0001020681,0.002275702],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.008948889,"threshold_uncertainty_score":0.0473268,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.171928764922488,"score_gpt":0.4837297849529661,"score_spread":0.311801020030478,"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."}}