{"id":"W2980707117","doi":"10.1016/j.jalz.2019.08.089","title":"P4‐542: UTILITY OF SPEECH‐BASED DIGITAL BIOMARKERS FOR EVALUATING DISEASE PROGRESSION IN CLINICAL TRIALS OF ALZHEIMER'S DISEASE","year":2019,"lang":"en","type":"article","venue":"Alzheimer s & Dementia","topic":"Dementia and Cognitive Impairment Research","field":"Medicine","cited_by":4,"is_retracted":false,"has_abstract":true,"ca_institutions":"McMaster University","funders":"","keywords":"Placebo; Disease; Biomarker; Cohort; Clinical trial; Medicine; Randomized controlled trial; Cognition; Psychology; Audiology; Oncology; Internal medicine; Pathology; Psychiatry","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":[0.01162187,0.0007379494,0.001178313,0.0008180162,0.0003294726,0.00159566,0.0006358518,0.001332944,0.00872778],"category_scores_gemma":[0.02013581,0.000223223,0.0008370082,0.001091592,0.0005416127,0.001220559,0.0004887338,0.0009660945,0.001589561],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0005136078,"about_ca_system_score_gemma":0.0006710865,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.0002380997,"about_ca_topic_score_gemma":0.000498343,"domain_scores_codex":[0.9918604,0.006121301,0.0005807856,0.0004316999,0.0008963887,0.0001094388],"domain_scores_gemma":[0.9853711,0.008565109,0.003346519,0.0008366783,0.001380662,0.0004999649],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"design_other","study_design_gemma":"not_applicable","study_design_scores_codex":[0.3428988,0.002873145,0.06550348,0.004546262,0.004076176,0.0002022218,0.0001927107,0.001888831,0.01368143,0.001311259,0.01355867,0.549267],"study_design_scores_gemma":[0.1838926,0.2480288,0.4424187,0.001899568,0.00789199,0.001393575,0.0003072403,0.02590703,0.02422212,0.007464152,0.05621972,0.0003544231],"study_design_candidate":"not_applicable","study_design_consensus":null,"genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.8247913,0.06140331,0.02323581,0.008401873,0.001664513,0.01681121,0.01852339,0.001064689,0.04410394],"genre_scores_gemma":[0.9649169,0.004983041,0.01402886,0.002000161,0.0007784797,0.007373986,0.002556312,0.00006569476,0.003296542],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.01162187,"threshold_uncertainty_score":0.061463,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.164118333364834,"score_gpt":0.4848863495290188,"score_spread":0.3207680161641848,"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."}}