{"id":"W1997273696","doi":"10.2196/mhealth.3324","title":"A Mobile Phone Food Record App to Digitally Capture Dietary Intake for Adolescents in a Free-Living Environment: Usability Study","year":2015,"lang":"en","type":"article","venue":"JMIR mhealth and uhealth","topic":"Nutritional Studies and Diet","field":"Medicine","cited_by":85,"is_retracted":false,"has_abstract":true,"ca_institutions":"","funders":"Agricultural Research Service; U.S. Department of Agriculture","keywords":"Meal; Medicine; Fiducial marker; Food intake; Usability; Psychology; Computer science; Internal medicine","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":[0.00648362,0.0007969965,0.0007669766,0.0009780546,0.0005063853,0.0009577925,0.0006067163,0.0008084864,0.001521311],"category_scores_gemma":[0.01375631,0.0004530849,0.0009616292,0.0003591343,0.0003273208,0.001083827,0.0008483483,0.0004489648,0.0003682709],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.000297386,"about_ca_system_score_gemma":0.000478451,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.0009478091,"about_ca_topic_score_gemma":0.002416728,"domain_scores_codex":[0.9980043,0.001026545,0.0002192894,0.0002285585,0.0003476808,0.0001737311],"domain_scores_gemma":[0.9924303,0.004890767,0.0003962844,0.0003730758,0.001504807,0.000404709],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.006487641,0.03469624,0.4247825,0.006651609,0.001054813,0.005360743,0.059911,0.001280719,0.03855197,0.0003965327,0.006642824,0.4141834],"study_design_scores_gemma":[0.002180291,0.114496,0.7913241,0.001400351,0.001551002,0.006959263,0.03430368,0.01295663,0.01309869,0.0003193083,0.02101686,0.0003937263],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9961249,0.0001319653,0.001660435,0.00006476216,0.00001587742,0.001261691,0.0001406294,0.0000691372,0.0005305412],"genre_scores_gemma":[0.9703884,0.000572108,0.02375976,0.0002762845,0.00004454717,0.003230751,0.0004174042,0.00006650218,0.001244253],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.00648362,"threshold_uncertainty_score":0.03428906,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.06165085039380835,"score_gpt":0.3421652910469229,"score_spread":0.2805144406531146,"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."}}