{"id":"W4300901717","doi":"10.47886/9781888569728.ch2","title":"Historical Changes in Large River Fish Assemblages of the Americas","year":2005,"lang":"en","type":"book-chapter","venue":"American Fisheries Society eBooks","topic":"Fish Ecology and Management Studies","field":"Environmental Science","cited_by":0,"is_retracted":false,"has_abstract":true,"ca_institutions":"","funders":"","keywords":"Spawn (biology); Arctic; Geography; Fishery; Subsistence agriculture; Fish <Actinopterygii>; Population; Ecology; Environmental science; Biology; Archaeology","routes":{"ca_aff":false,"ca_fund":false,"ca_venue":false,"about_ca":true,"invisible_to_affiliation_only":true},"retraction":null,"screen":null,"direct_labels":[],"prediction":{"model_version":"metacan-v3-hybrid-931329e0061c","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.0004116391,0.0001207627,0.0001152613,0.001871159,0.0005109003,0.0006532777,0.0002771795,0.0002327907,0.002194402],"category_scores_gemma":[0.0007161791,0.0001489279,0.0001048668,0.002578412,0.0006086048,0.0008204608,0.000486327,0.0002894657,0.0003205998],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.001292146,"about_ca_system_score_gemma":0.0002859748,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.04967211,"about_ca_topic_score_gemma":0.193747,"domain_scores_codex":[0.9998167,0.0000352265,0.00001226017,0.00007369232,0.00003357824,0.00002849159],"domain_scores_gemma":[0.9994226,0.00008240797,0.0001417964,0.00003200612,0.0002204466,0.0001009058],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.00006848817,0.00003696584,0.9339985,0.0001614097,0.0001232236,0.0002248907,0.005527546,0.0002952078,0.001469203,0.001300871,0.006119204,0.05067458],"study_design_scores_gemma":[7.45924e-7,0.000007689048,0.9936047,0.00001142207,0.000003912024,0.00006388751,0.0008430091,0.00004426671,0.00004469741,0.00003925087,0.005333251,0.000003056929],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9892527,0.002250899,0.0001287253,0.0004854272,0.00002814773,0.000006240253,0.001895721,0.00001998056,0.005932021],"genre_scores_gemma":[0.996327,0.001062553,0.0002296425,0.00008798987,0.00001955956,0.000006868651,0.0009157002,0.000007506549,0.001343199],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.04967211,"threshold_uncertainty_score":0.09876603,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.01386441325139456,"score_gpt":0.2100795167344545,"score_spread":0.19621510348306,"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."}}