{"id":"W2953519242","doi":"10.1111/jon.12648","title":"Longer Repetition Time Proton MR Spectroscopy Shows Increasing Hippocampal and Parahippocampal Metabolite Concentrations with Aging","year":2019,"lang":"en","type":"article","venue":"Journal of Neuroimaging","topic":"Advanced MRI Techniques and Applications","field":"Medicine","cited_by":16,"is_retracted":false,"has_abstract":true,"ca_institutions":"McGill University; Custom Security Industries (Canada); Philips (Canada); Simon Fraser University; International Collaboration On Repair Discoveries; University of British Columbia","funders":"Natural Sciences and Engineering Research Council of Canada; Michael Smith Health Research BC","keywords":"Hippocampal formation; Metabolite; Medicine; Creatine; Context (archaeology); In vivo magnetic resonance spectroscopy; Internal medicine; Endocrinology; Magnetic resonance imaging; Biology; Radiology","routes":{"ca_aff":true,"ca_fund":true,"ca_venue":false,"about_ca":false,"invisible_to_affiliation_only":false},"retraction":null,"screen":null,"direct_labels":[],"prediction":{"model_version":"codex-gemma-dda1882f352a","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.0002821344,0.0001472881,0.0003238462,0.0001285932,0.00008815365,0.00006262256,0.00006077798,0.00002767027,0.00006043005],"category_scores_gemma":[0.00004594568,0.0001119738,0.00006541549,0.0001692466,0.00007244223,0.0003934204,0.00002256311,0.0003755262,0.000007163285],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.00005522605,"about_ca_system_score_gemma":0.00009010031,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.00000364708,"about_ca_topic_score_gemma":2.731426e-7,"domain_scores_codex":[0.9989316,0.00005123308,0.0003536241,0.0001981211,0.0002534984,0.0002118709],"domain_scores_gemma":[0.9990622,0.00007760517,0.0003420468,0.0001992233,0.0001761784,0.0001427123],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"bench_or_experimental","study_design_gemma":"bench_or_experimental","study_design_scores_codex":[0.0003509783,0.0001024127,0.08915556,0.0000689533,0.00002737946,0.0001108744,0.0002242704,0.0001048311,0.9072,0.0004314666,0.00006410064,0.002159197],"study_design_scores_gemma":[0.01168705,0.003866731,0.2579455,0.003619994,0.001567702,0.04030802,0.001059601,0.01990479,0.6207879,0.006875221,0.03092714,0.001450325],"study_design_candidate":"bench_or_experimental","study_design_consensus":"bench_or_experimental","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9739503,0.0002694405,0.02205879,0.001854807,0.00003842386,0.0007109179,0.000003593454,0.00005184876,0.001061905],"genre_scores_gemma":[0.9348438,0.0001416226,0.06414095,0.0005080735,0.0002040467,0.00001244947,0.000005617101,0.00002975637,0.0001136562],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.2864121,"threshold_uncertainty_score":0.456616,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.008789874075887582,"score_gpt":0.2780091042878887,"score_spread":0.2692192302120011,"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."}}