{"id":"W2062629062","doi":"10.1118/1.1573205","title":"Which accelerator photon beams are “clinic‐like” for reference dosimetry purposes?","year":2003,"lang":"en","type":"article","venue":"Medical Physics","topic":"Advanced Radiotherapy Techniques","field":"Physics and Astronomy","cited_by":56,"is_retracted":false,"has_abstract":true,"ca_institutions":"National Research Council Canada","funders":"","keywords":"Dosimetry; Beam (structure); Quality assurance; Bremsstrahlung; Laser beam quality; Medical physics; Linear particle accelerator; Physics; Monte Carlo method; Specifier; Photon; Optics; Nuclear medicine; Computer science; Engineering; Mathematics; Medicine; Statistics","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":[0.007013811,0.0003230109,0.0006512462,0.00160535,0.0008980172,0.002653591,0.001199434,0.001884157,0.01022331],"category_scores_gemma":[0.01198519,0.0007317694,0.0008262817,0.002111814,0.001389965,0.002052175,0.0006924444,0.001217297,0.003336403],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.002124529,"about_ca_system_score_gemma":0.002029009,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.00624678,"about_ca_topic_score_gemma":0.009027785,"domain_scores_codex":[0.9962106,0.001623956,0.0001842926,0.0006740475,0.001102693,0.0002044637],"domain_scores_gemma":[0.9935855,0.001838753,0.001240943,0.001243132,0.001751888,0.0003397311],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"design_other","study_design_gemma":"bench_or_experimental","study_design_scores_codex":[0.002226756,0.0002734899,0.2622898,0.002174118,0.0004847691,0.0007824817,0.001705519,0.01149233,0.09688408,0.06071307,0.0553477,0.5056259],"study_design_scores_gemma":[0.000670179,0.001520349,0.4777084,0.001453066,0.0008454196,0.01280764,0.002594188,0.02470611,0.1180285,0.04252094,0.3166466,0.000498604],"study_design_candidate":"bench_or_experimental","study_design_consensus":null,"genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.4208474,0.02325458,0.3636859,0.02414066,0.001355193,0.0007302438,0.007667482,0.005332079,0.1529864],"genre_scores_gemma":[0.8472201,0.004063297,0.1333282,0.004793165,0.0002464501,0.0002418486,0.002432821,0.0008837951,0.006790301],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.01022331,"threshold_uncertainty_score":0.03709304,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.02648591941428251,"score_gpt":0.3253449999763646,"score_spread":0.298859080562082,"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."}}