{"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":"codex-gemma-dda1882f352a","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.0009480391,0.0001441019,0.0002207391,0.00006078777,0.0001340958,0.00004917191,0.00006037852,0.00006525387,0.00003092698],"category_scores_gemma":[0.000008689348,0.0001588026,0.00003147051,0.0001179421,0.00002759354,0.0006179807,0.00002226484,0.0001549927,0.000002544316],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0004519198,"about_ca_system_score_gemma":0.00004512303,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.001239563,"about_ca_topic_score_gemma":0.001303031,"domain_scores_codex":[0.998688,0.0001121849,0.0004143467,0.000330378,0.0002137963,0.0002412997],"domain_scores_gemma":[0.9995078,0.00005141171,0.00008965819,0.0001860326,0.00003741956,0.0001276088],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.0009086005,0.001565506,0.7365237,0.0008627683,0.00004387429,0.000001013603,0.01656445,0.001618093,0.005281031,0.00005222839,0.0000814391,0.2364973],"study_design_scores_gemma":[0.003582423,0.001134365,0.8927782,0.0001047792,0.000006918786,0.000001502624,0.01272135,0.08812905,0.001198844,0.0001239339,0.00001636868,0.0002022485],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9912136,0.0000240688,0.004211565,0.00005835552,0.0002409264,0.004020563,0.00008985439,0.00007690334,0.0000641615],"genre_scores_gemma":[0.9989121,0.000003304789,0.0002484063,0.00005031381,0.00004673532,0.0001169386,0.0006008164,0.00001762027,0.000003790288],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.236295,"threshold_uncertainty_score":0.6475783,"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."}}