{"id":"W4412750647","doi":"10.2196/66290","title":"The Physical Activity, Imaging, and Ambulatory Testing (PHIAT) Project: Protocol for a High-Frequency Ambulatory Assessment Study","year":2025,"lang":"en","type":"article","venue":"JMIR Research Protocols","topic":"Behavioral Health and Interventions","field":"Psychology","cited_by":0,"is_retracted":false,"has_abstract":true,"ca_institutions":"","funders":"National Institute on Aging","keywords":"Preprint; Ambulatory; Protocol (science); Medicine; Medical physics; Computer science; Alternative medicine; Surgery; Pathology; World Wide Web","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":[0.01870748,0.003490544,0.003709808,0.001767272,0.003630962,0.001927386,0.002384295,0.003291446,0.04738692],"category_scores_gemma":[0.01690375,0.002003848,0.001535229,0.002326618,0.00156226,0.001602239,0.002241663,0.003920596,0.01862327],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.002316466,"about_ca_system_score_gemma":0.008096495,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.00213406,"about_ca_topic_score_gemma":0.004365668,"domain_scores_codex":[0.9885705,0.006441983,0.001690824,0.001454382,0.001100761,0.0007414977],"domain_scores_gemma":[0.9859821,0.002124547,0.001739547,0.003057323,0.005119707,0.001976769],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"not_applicable","study_design_gemma":"observational","study_design_scores_codex":[0.2513773,0.07703786,0.01862794,0.01995583,0.001299936,0.002322186,0.004048185,0.007823753,0.03028167,0.01392333,0.3738865,0.1994156],"study_design_scores_gemma":[0.141058,0.05825136,0.1146695,0.006589401,0.0005297664,0.0009987259,0.001768339,0.007156193,0.00731621,0.0112642,0.6497728,0.0006254455],"study_design_candidate":"observational","study_design_consensus":null,"genre_codex":"protocol","genre_gemma":"protocol","genre_scores_codex":[0.006630311,0.0002719502,0.01151437,0.0004860907,0.0005021595,0.96676,0.009196208,0.0004107826,0.004228197],"genre_scores_gemma":[0.002151176,0.00005996745,0.00468209,0.0001934249,0.00004811394,0.9916208,0.0007738987,0.00001608812,0.000454506],"genre_candidate":"protocol","genre_consensus":"protocol","teacher_disagreement_score":0.04738692,"threshold_uncertainty_score":0.158525,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.4456256716687442,"score_gpt":0.6850649595371676,"score_spread":0.2394392878684234,"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."}}