{"id":"W2153914916","doi":"10.3732/ajb.0800295","title":"Distinguishing angiophytes from the earliest angiosperms: A Lower Cretaceous (Valanginian‐Hauterivian) fruit‐like reproductive structure","year":2009,"lang":"en","type":"article","venue":"American Journal of Botany","topic":"Plant Diversity and Evolution","field":"Agricultural and Biological Sciences","cited_by":48,"is_retracted":false,"has_abstract":true,"ca_institutions":"University of Alberta","funders":"Natural Sciences and Engineering Research Council of Canada; National Science Foundation","keywords":"Biology; Ovule; Cretaceous; Gynoecium; Integumentary system; Botany; Concretion; Vascular bundle; Trichome; Sporangium; Megaspore; Mesozoic; Locule; Paleontology; Anatomy; Stamen; 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":"metacan-v3-hybrid-931329e0061c","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.00008931799,0.0001183227,0.0001035254,0.001340384,0.0004395541,0.0008528824,0.0002253085,0.000210866,0.0007957565],"category_scores_gemma":[0.0001334747,0.00009297395,0.0000625295,0.0007052456,0.0004043182,0.0002798313,0.0003625781,0.0001385605,0.0002062444],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0003752504,"about_ca_system_score_gemma":0.000421159,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.01279248,"about_ca_topic_score_gemma":0.04806958,"domain_scores_codex":[0.9999361,0.000004272682,0.00000523782,0.00002423998,0.00001186662,0.00001826584],"domain_scores_gemma":[0.9998997,0.00001654589,0.00002669283,0.000008905898,0.00001725833,0.00003086674],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.0001385258,0.00003829397,0.5301915,0.0002595832,0.00003624975,0.001517304,0.004804586,0.0001360706,0.378989,0.001119592,0.000287596,0.08248176],"study_design_scores_gemma":[0.000003315873,0.00002296305,0.994491,0.000008850648,0.000007759884,0.0009775215,0.0004062352,0.00006275825,0.001576668,0.00006680383,0.002372662,0.000003406175],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9947494,0.0007784177,0.0003245538,0.0000228178,0.00000341805,0.000008294396,0.0001152256,0.00001712528,0.003980695],"genre_scores_gemma":[0.99863,0.0001451941,0.0006622915,0.00001726354,0.000003534148,0.000002529428,0.0001349611,0.000005172882,0.0003990167],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.01279248,"threshold_uncertainty_score":0.02543604,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.007162561606782232,"score_gpt":0.1852733493826286,"score_spread":0.1781107877758464,"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."}}