{"id":"W1774182376","doi":"10.1046/j.1365-246x.1999.00811.x","title":"The ‘gap’ between seismic ray theory and ‘full’ wavefield extrapolation","year":2002,"lang":"en","type":"article","venue":"Geophysical Journal International","topic":"Seismic Imaging and Inversion Techniques","field":"Earth and Planetary Sciences","cited_by":33,"is_retracted":false,"has_abstract":true,"ca_institutions":"Queen's University","funders":"Natural Sciences and Engineering Research Council of Canada","keywords":"Mathematical analysis; Mathematics; Slowness; Wave equation; Christoffel symbols; Fourier transform; Operator (biology); Eikonal equation; Geometry; Physics; Quantum mechanics","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":["insufficient_payload"],"consensus_categories":[],"category_scores_codex":[0.0004300842,0.00008136883,0.00007534907,0.00005252195,0.0003614084,0.0002154601,0.0002390741,0.00003711798,0.00106644],"category_scores_gemma":[0.00007767398,0.00005156988,0.00006131619,0.00005429878,0.0001143803,0.0002719779,0.00001435296,0.0003038771,0.0001717613],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.000005915107,"about_ca_system_score_gemma":0.00000689609,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.00009139477,"about_ca_topic_score_gemma":0.000002066148,"domain_scores_codex":[0.9991676,0.0001073019,0.0001729747,0.0001105665,0.0002822801,0.0001592501],"domain_scores_gemma":[0.9991871,0.0005144607,0.00008748968,0.0000711406,0.00005415987,0.00008569805],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"design_other","study_design_gemma":"not_applicable","study_design_scores_codex":[0.00005104061,0.00001603225,0.01376821,0.000001670519,0.00007062912,0.00001097171,0.0002121928,0.00008818035,0.0001276828,0.002639555,0.03103336,0.9519805],"study_design_scores_gemma":[0.0005917452,0.0002738536,0.1909111,0.00005178884,0.0000421898,0.0003078559,0.0003004706,0.2720757,0.0004005484,0.2153177,0.3193751,0.0003519394],"study_design_candidate":"design_other","study_design_consensus":null,"genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9048808,0.001256992,0.02311095,0.0269001,0.002112866,0.0001482086,0.00006478373,0.0001340867,0.04139123],"genre_scores_gemma":[0.9951433,0.0003267502,0.0002797302,0.001286577,0.0008330301,3.06751e-7,0.00001152852,0.000002448895,0.002116335],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.9516285,"threshold_uncertainty_score":0.9998467,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.01861828400796753,"score_gpt":0.228624362300294,"score_spread":0.2100060782923264,"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."}}