{"id":"W2788898436","doi":"10.1155/2018/4786329","title":"Variability in Ultrasound Backscatter Induced by Trabecular Microstructure Deterioration in Cancellous Bone","year":2018,"lang":"en","type":"article","venue":"BioMed Research International","topic":"Bone health and osteoporosis research","field":"Medicine","cited_by":7,"is_retracted":false,"has_abstract":true,"ca_institutions":"University of Alberta","funders":"National Natural Science Foundation of China","keywords":"Cancellous bone; Backscatter (email); Microstructure; Materials science; Ultrasound; Ultrasonic sensor; Porosity; Perpendicular; Biomedical engineering; Composite material; Medicine; Anatomy; Geometry; Mathematics; Radiology","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":"codex-gemma-dda1882f352a","candidate_categories":["insufficient_payload"],"consensus_categories":[],"category_scores_codex":[0.003533542,0.0001344157,0.0002355098,0.0008003999,0.00008930029,0.00007398419,0.0002463901,0.0002456527,0.001140928],"category_scores_gemma":[0.001366112,0.0001204571,0.00004424007,0.0009566648,0.0004023231,0.0001411471,0.00008726607,0.0008340373,0.0001087189],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.001058003,"about_ca_system_score_gemma":0.0006363211,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.002716225,"about_ca_topic_score_gemma":0.002104905,"domain_scores_codex":[0.9966568,0.0004862597,0.0004883138,0.0005043489,0.001167673,0.0006966575],"domain_scores_gemma":[0.9984815,0.0002838654,0.00004937223,0.000316567,0.0005833241,0.0002853885],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"bench_or_experimental","study_design_gemma":"observational","study_design_scores_codex":[0.000731355,0.0003007019,0.05738819,0.00006669179,0.00001394668,0.00004273584,0.000409353,6.582322e-8,0.9241429,0.00002526106,0.008888989,0.007989826],"study_design_scores_gemma":[0.004822783,0.0007748276,0.8437962,0.0002095784,0.000003382691,0.00009177699,0.000244727,0.0004631759,0.1069008,0.0008246103,0.04162977,0.0002384118],"study_design_candidate":"bench_or_experimental","study_design_consensus":null,"genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9896351,0.0000960078,0.00003253219,0.007500666,0.0004681007,0.0007739573,0.00006715228,0.00001534666,0.001411111],"genre_scores_gemma":[0.9976939,0.00006146623,0.0003556187,0.0004092307,0.0004382466,0.0001146257,0.0002408637,0.00002019651,0.0006658558],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.8172421,"threshold_uncertainty_score":0.9997722,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.04544434286852656,"score_gpt":0.4120415240706264,"score_spread":0.3665971812020998,"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."}}