{"id":"W2100698306","doi":"10.1139/cjfr-2013-0511","title":"Environmental controls of the northern distribution limit of yellow birch in eastern Canada","year":2014,"lang":"en","type":"article","venue":"Canadian Journal of Forest Research","topic":"Tree-ring climate responses","field":"Earth and Planetary Sciences","cited_by":22,"is_retracted":false,"has_abstract":true,"ca_institutions":"Ministry of Environment; Université du Québec en Abitibi-Témiscamingue; Université du Québec à Montréal","funders":"Nordisk Ministerråd; Swedish Foundation for International Cooperation in Research and Higher Education; Université du Québec à Montréal","keywords":"Canopy; Yellow birch; Biomass (ecology); Ecology; Betula pubescens; Seedling; Abundance (ecology); Environmental science; Biology; Geography; Physical geography; Botany; Hardwood","routes":{"ca_aff":true,"ca_fund":true,"ca_venue":true,"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":[0.001205309,0.00006485049,0.0001724891,0.000163776,0.00008756829,0.00001882347,0.0004596038,0.00004154581,0.0001819276],"category_scores_gemma":[0.0004748259,0.0000450658,0.00005322431,0.0002262209,0.0003154923,0.00006742969,0.000009183063,0.0003047863,0.000006374962],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0001056433,"about_ca_system_score_gemma":0.002183742,"about_ca_topic_candidate":true,"about_ca_topic_consensus":true,"about_ca_topic_score_codex":0.9123038,"about_ca_topic_score_gemma":0.9995613,"domain_scores_codex":[0.9983019,0.0003503927,0.0003230757,0.00007867612,0.00057073,0.0003752069],"domain_scores_gemma":[0.998813,0.0004805513,0.0001432259,0.0001676252,0.00007892387,0.000316617],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.00005896733,0.000005435185,0.9903396,0.00001231476,0.000009189343,0.00002795341,0.00007155831,0.002385709,0.00006757193,0.00001291544,0.0001081493,0.006900658],"study_design_scores_gemma":[0.0002972475,0.0001578058,0.9946737,0.00007002004,0.000003440746,0.00002303922,0.0001928457,0.0006804502,0.0001968768,0.00008203405,0.003581955,0.0000406371],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9982784,0.0003059267,0.000004190307,0.0004977856,0.0001039179,0.00009411753,0.0003188077,3.823315e-7,0.0003964589],"genre_scores_gemma":[0.9998397,0.00001517453,0.000005444639,0.00001038532,0.00003888152,2.142449e-7,0.00001024247,0.00000288753,0.00007709556],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.0872575,"threshold_uncertainty_score":0.3873864,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.02238066891437854,"score_gpt":0.2305164719083469,"score_spread":0.2081358029939683,"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."}}