{"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":"codex-gemma-dda1882f352a","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.004854839,0.0001491239,0.0004813464,0.0002704588,0.0001330086,0.00003126598,0.0001939929,0.00006835425,0.00003603457],"category_scores_gemma":[0.0003720565,0.0001172164,0.0000429699,0.0007753929,0.0005220681,0.0003190735,0.0004859398,0.0006258994,0.00001521781],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0003018846,"about_ca_system_score_gemma":0.0002043697,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.0005180625,"about_ca_topic_score_gemma":0.0003759842,"domain_scores_codex":[0.9961812,0.001316745,0.0003825923,0.0003616784,0.001298014,0.0004597935],"domain_scores_gemma":[0.9977226,0.0008354902,0.00007337003,0.0004359797,0.00066573,0.0002668916],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.001530777,0.06402908,0.8357013,0.0003653913,0.0002748875,0.000009494282,0.08596063,0.000008625025,0.001630578,0.001692205,0.0004251373,0.00837191],"study_design_scores_gemma":[0.001764622,0.02365868,0.9597272,0.00007598581,0.00001359511,0.00000102249,0.009039109,0.001317985,0.003266593,0.001020217,0.0000170334,0.00009794944],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9943792,0.000003888441,0.0004319417,0.0003515771,0.00002637983,0.002806843,0.00004501987,0.00001915358,0.001935956],"genre_scores_gemma":[0.9993391,0.000002418765,0.0003414733,0.00001886317,0.00008802613,0.0001772236,0.000005078774,0.00001171901,0.00001608617],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.1240259,"threshold_uncertainty_score":0.4779944,"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."}}