{"id":"W2963128595","doi":"10.2196/13887","title":"An Immersive Virtual Reality Platform for Assessing Spatial Navigation Memory in Predementia Screening: Feasibility and Usability Study","year":2019,"lang":"en","type":"article","venue":"JMIR Mental Health","topic":"Spatial Cognition and Navigation","field":"Engineering","cited_by":64,"is_retracted":false,"has_abstract":true,"ca_institutions":"","funders":"","keywords":"Usability; Virtual reality; Recall; Computer science; Dementia; Cognition; Spatial memory; Human–computer interaction; Psychology; Medicine; Working memory; Cognitive psychology","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":[0.002586853,0.0006059279,0.000435429,0.0005861947,0.0001818107,0.0004496186,0.0005123013,0.0004729022,0.001122694],"category_scores_gemma":[0.004096938,0.0002518388,0.0007255739,0.0001572393,0.0002243299,0.0005114531,0.0007130832,0.0002974402,0.0001959875],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0001261502,"about_ca_system_score_gemma":0.000364134,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.0007100431,"about_ca_topic_score_gemma":0.001253189,"domain_scores_codex":[0.9990252,0.0004626203,0.00009424202,0.0001092443,0.0002230505,0.0000856681],"domain_scores_gemma":[0.9984398,0.0006820595,0.0001101546,0.0001178507,0.0004680501,0.000182157],"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":[0.01246781,0.02640734,0.2586123,0.004877461,0.0009306019,0.002858783,0.01330399,0.003593449,0.2058531,0.0008782147,0.002671186,0.4675458],"study_design_scores_gemma":[0.00299198,0.2650862,0.6205644,0.0009286816,0.002102641,0.005909343,0.008658535,0.03191608,0.04860903,0.00048926,0.01237019,0.0003737012],"study_design_candidate":"observational","study_design_consensus":null,"genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9932016,0.0001822091,0.005135097,0.0000439369,0.00002278087,0.0008624801,0.0001196161,0.00005397224,0.0003785516],"genre_scores_gemma":[0.9683021,0.000340638,0.02939121,0.00006412891,0.00002934179,0.001185695,0.0001877724,0.0000127072,0.000486382],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.002586853,"threshold_uncertainty_score":0.01368076,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.04224217659528288,"score_gpt":0.3644923302236464,"score_spread":0.3222501536283635,"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."}}