{"id":"W2131611242","doi":"10.1118/1.3125662","title":"First MR images obtained during megavoltage photon irradiation from a prototype integrated linac‐MR system","year":2009,"lang":"en","type":"article","venue":"Medical Physics","topic":"Advanced MRI Techniques and Applications","field":"Medicine","cited_by":324,"is_retracted":false,"has_abstract":true,"ca_institutions":"University of Alberta","funders":"","keywords":"Linear particle accelerator; Isocenter; Imaging phantom; Physics; Magnet; Electromagnetic shielding; Optics; Nuclear magnetic resonance; Nuclear medicine; Beam (structure); Medicine","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":[0.0003299079,0.0002929567,0.0004216603,0.0003791427,0.0002702137,0.0003157817,0.0003376669,0.0006874075,0.002519162],"category_scores_gemma":[0.0004638282,0.0002825864,0.0002125936,0.0003148372,0.0002659817,0.0002273401,0.0002265756,0.0004607565,0.0003825303],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0002631846,"about_ca_system_score_gemma":0.0001532856,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.0008016087,"about_ca_topic_score_gemma":0.00142721,"domain_scores_codex":[0.9998763,0.0000275561,0.000008222132,0.00002033139,0.00003971744,0.00002790162],"domain_scores_gemma":[0.9996556,0.00009595383,0.00004209921,0.00004822782,0.0001084714,0.00004966553],"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":[0.0006813317,0.00006274743,0.0009299095,0.000116135,0.00002028815,0.0008681678,0.0002147226,0.0004029441,0.9901646,0.00006475698,0.0003715614,0.006102856],"study_design_scores_gemma":[0.0001418771,0.003885033,0.05933576,0.00005143257,0.0001917407,0.00481434,0.0003832379,0.004418727,0.9200506,0.00006321436,0.006596602,0.00006740983],"study_design_candidate":"bench_or_experimental","study_design_consensus":"bench_or_experimental","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9779203,0.0008968753,0.01722947,0.0001490893,0.00005171917,0.00008938572,0.0003786653,0.0004520964,0.00283238],"genre_scores_gemma":[0.9741202,0.0004353222,0.0208241,0.00008269189,0.00003233197,0.00004621017,0.000474518,0.0001436973,0.003841044],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.002519162,"threshold_uncertainty_score":0.008427441,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.01048515461525657,"score_gpt":0.27845973892082,"score_spread":0.2679745843055635,"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."}}