{"id":"W1999797407","doi":"10.1016/j.jmr.2004.10.011","title":"Rapid determination of the RF pulse flip angle and spin–lattice relaxation time for materials imaging","year":2004,"lang":"en","type":"article","venue":"Journal of Magnetic Resonance","topic":"Advanced MRI Techniques and Applications","field":"Medicine","cited_by":12,"is_retracted":false,"has_abstract":false,"ca_institutions":"University of New Brunswick","funders":"","keywords":"Flip angle; Spin-flip; Spin–lattice relaxation; Materials science; Relaxation (psychology); Nuclear magnetic resonance; Condensed matter physics; Lattice (music); Pulse (music); Physics; Optics; Magnetic resonance imaging; 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":"codex-gemma-dda1882f352a","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.0002526068,0.00006005214,0.0001555143,0.00004122458,0.00004630573,0.000008878768,0.00006790108,0.00002921836,0.00002647566],"category_scores_gemma":[0.0001587153,0.00004154312,0.00004607883,0.00008481612,0.00006020767,0.0000899897,0.00001616644,0.00006133168,7.012128e-7],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.00003689091,"about_ca_system_score_gemma":0.00004306706,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.000002939477,"about_ca_topic_score_gemma":3.90481e-7,"domain_scores_codex":[0.9993666,0.00001244128,0.0003341961,0.00007408685,0.0001327264,0.00007989688],"domain_scores_gemma":[0.9992191,0.00004524341,0.0003774477,0.0001315381,0.000195834,0.00003081655],"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":[0.0001831667,0.00009075971,0.000235431,0.0000674269,0.000001957293,0.000004485591,0.0001375696,0.000009702625,0.5066159,0.0009163927,0.000266597,0.4914706],"study_design_scores_gemma":[0.00545908,0.00177368,0.1831619,0.001559281,0.000278963,0.001250687,0.00009496808,0.00109586,0.7196004,0.02643347,0.05906688,0.0002248801],"study_design_candidate":"bench_or_experimental","study_design_consensus":"bench_or_experimental","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9476861,0.007524472,0.03698512,0.006495793,0.00008939966,0.0008295132,0.00001721058,0.00001404656,0.0003583165],"genre_scores_gemma":[0.8143687,0.001024541,0.1836494,0.0002702466,0.0001729237,0.00002586792,0.000002154766,0.00001798882,0.0004681427],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.4912458,"threshold_uncertainty_score":0.1694079,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.01133034241548814,"score_gpt":0.2879067487635764,"score_spread":0.2765764063480883,"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."}}