{"id":"W2157971197","doi":"10.1190/1.3506146","title":"Derivation of forward and adjoint operators for least-squares shot-profile split-step migration","year":2010,"lang":"en","type":"article","venue":"Geophysics","topic":"Seismic Imaging and Inversion Techniques","field":"Earth and Planetary Sciences","cited_by":72,"is_retracted":false,"has_abstract":true,"ca_institutions":"University of Alberta","funders":"Western Canada Research Grid; ConocoPhillips","keywords":"Operator (biology); Mathematical analysis; Least-squares function approximation; Born approximation; Seismic migration; Geometry; Mathematics; Geology; Optics; Scattering; Physics; Geophysics","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":[],"consensus_categories":[],"category_scores_codex":[0.0001118808,0.00007332824,0.00009907427,0.00003834135,0.0000857253,0.00002671207,0.00006818051,0.00004449235,0.0001063426],"category_scores_gemma":[0.00002998782,0.00006264384,0.00003477867,0.00007371281,0.00006319713,0.0001995784,0.000006333012,0.00007092107,0.00001303902],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.000001088198,"about_ca_system_score_gemma":0.00002361935,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.002083834,"about_ca_topic_score_gemma":0.00015967,"domain_scores_codex":[0.9995237,0.00001063286,0.0001234431,0.0001347077,0.00009501327,0.0001124854],"domain_scores_gemma":[0.9996663,0.00004998867,0.00006045321,0.0001136581,0.00007199435,0.00003761829],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"design_other","study_design_gemma":"simulation_or_modeling","study_design_scores_codex":[0.0001063472,0.00004653843,0.1344067,0.0002051939,0.00002899932,6.635739e-7,0.001014461,0.0001005239,0.02608663,0.005273269,0.02856132,0.8041694],"study_design_scores_gemma":[0.0008317997,0.0007756528,0.2354058,0.00006635865,0.00006056618,0.000007535862,0.001030887,0.4477341,0.2234815,0.01765829,0.07236061,0.0005869385],"study_design_candidate":"design_other","study_design_consensus":null,"genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9942898,0.00003476582,0.004181321,0.0003559893,0.0002112362,0.0001973167,0.00009106108,0.00004369669,0.0005947856],"genre_scores_gemma":[0.9793075,0.00001647139,0.01997732,0.0003148137,0.0000908757,0.000003565024,0.0001843325,0.00000300961,0.000102142],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.8035824,"threshold_uncertainty_score":0.3150147,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.0114240789632308,"score_gpt":0.2173790119438745,"score_spread":0.2059549329806437,"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."}}