{"id":"W1979597422","doi":"10.1016/j.coal.2013.12.008","title":"Morphology and histochemistry of coalified Trigonocarpus grandis (Sydney Coalfield, Canada): Implications for the preservation, chemotaxonomy, and evolution of Carboniferous medullosalean ovules","year":2013,"lang":"en","type":"article","venue":"International Journal of Coal Geology","topic":"Plant Diversity and Evolution","field":"Agricultural and Biological Sciences","cited_by":7,"is_retracted":false,"has_abstract":false,"ca_institutions":"Memorial University of Newfoundland; Cape Breton University","funders":"Dalhousie University; Cape Breton University; University of Alberta; Smithsonian Institution","keywords":"Ovule; Carboniferous; Botany; Megaspore; Chemical composition; Chemistry; Biology; Geology; Paleontology; Pollen","routes":{"ca_aff":true,"ca_fund":true,"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":[],"consensus_categories":[],"category_scores_codex":[0.0001353219,0.00005657799,0.0001464234,0.00001795499,0.00006133677,0.000006871992,0.0002237036,0.00006935575,0.00004218883],"category_scores_gemma":[0.0001521003,0.00002669444,0.00003937192,0.00003340328,0.0001656059,0.00008526196,0.00004928999,0.00006613027,9.28044e-8],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.00004266986,"about_ca_system_score_gemma":0.00006791403,"about_ca_topic_candidate":true,"about_ca_topic_consensus":true,"about_ca_topic_score_codex":0.06281517,"about_ca_topic_score_gemma":0.02879792,"domain_scores_codex":[0.9994416,0.0000261053,0.0002698902,0.0000767331,0.0001038524,0.00008187486],"domain_scores_gemma":[0.9986126,0.0004790418,0.0003402909,0.00002793075,0.0004992913,0.00004088114],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.0007023258,0.0001210794,0.7403577,0.00003073207,0.0003729075,0.000003247829,0.0001474366,0.0001816476,0.2298027,0.006384462,0.01513163,0.006764109],"study_design_scores_gemma":[0.0005656775,0.0001567085,0.9868932,0.00001351402,0.00004720861,0.0002382192,0.0003476746,0.0002896549,0.002825354,0.005003935,0.003552285,0.00006657135],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9864586,0.0005062682,0.0004691291,0.01206337,0.0001692158,0.0001204687,0.0001197232,0.000001906532,0.0000913358],"genre_scores_gemma":[0.999516,0.0001320571,0.00008519612,0.00009388179,0.00008878509,0.000005556159,0.00002415064,3.804691e-7,0.00005395903],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.2465355,"threshold_uncertainty_score":0.988924,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.01388744501487682,"score_gpt":0.1981835495583409,"score_spread":0.1842961045434641,"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."}}