{"id":"W4223531795","doi":"10.1130/2021.2554(08)","title":"Insights from Lu-Hf zircon isotopic data on the crustal evolution of Avalonia and Ganderia in the northern Appalachian orogen","year":2022,"lang":"en","type":"book-chapter","venue":"Geological Society of America eBooks","topic":"Geological and Geochemical Analysis","field":"Earth and Planetary Sciences","cited_by":15,"is_retracted":false,"has_abstract":true,"ca_institutions":"Nova Scotia Department of Energy; Cape Breton University; Acadia University; Mount Royal University","funders":"","keywords":"Geology; Zircon; Magmatism; Geochemistry; Subduction; Terrane; Metamorphism; Back-arc basin; Continental arc; Petrology; Paleontology; Tectonics","routes":{"ca_aff":true,"ca_fund":false,"ca_venue":false,"about_ca":true,"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":[0.00021969,0.0002865203,0.0005734693,0.00002572851,0.0002023701,0.00001659252,0.0009987848,0.000241484,0.005134421],"category_scores_gemma":[0.00005023093,0.0001381968,0.0002787671,0.00006726628,0.001094937,0.00002948034,0.0002699234,0.0006998915,0.00001948143],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.000009813054,"about_ca_system_score_gemma":0.00004044957,"about_ca_topic_candidate":true,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.01116907,"about_ca_topic_score_gemma":0.002486186,"domain_scores_codex":[0.9980769,0.0001728982,0.0004465086,0.00057684,0.0004898222,0.0002370753],"domain_scores_gemma":[0.9981869,0.0007298336,0.0003639355,0.0006197989,0.00003399638,0.00006551092],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"theoretical_or_conceptual","study_design_scores_codex":[0.001523404,0.0008674851,0.5734587,0.0004019934,0.004044645,0.0001617823,0.013323,0.002194796,0.002398235,0.07767612,0.008872621,0.3150772],"study_design_scores_gemma":[0.00094706,0.001975957,0.3139697,0.0001038253,0.0005972034,0.00001195385,0.008390553,0.007669095,0.00006671854,0.5470925,0.1180101,0.001165317],"study_design_candidate":"observational","study_design_consensus":null,"genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.6894884,0.003254957,0.00009209938,0.003642022,0.00008754833,0.0007948066,0.001081422,0.00004049632,0.3015182],"genre_scores_gemma":[0.9954941,0.0002108687,0.0002788472,0.00127933,0.00007597449,0.000004364064,0.000673042,0.000004115841,0.00197932],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.4694164,"threshold_uncertainty_score":0.995775,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.02323883058140538,"score_gpt":0.1903007343309498,"score_spread":0.1670619037495444,"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."}}