{"id":"W2153227769","doi":"10.1139/e00-061","title":"Late Maastrichtian age of spherule deposits in northeastern Mexico: implication for Chicxulub scenario","year":2001,"lang":"en","type":"article","venue":"Canadian Journal of Earth Sciences","topic":"Geological and Geochemical Analysis","field":"Earth and Planetary Sciences","cited_by":37,"is_retracted":false,"has_abstract":true,"ca_institutions":"","funders":"","keywords":"Marl; Geology; Slumping; Pelagic zone; Cretaceous; Siliciclastic; Paleontology; Deposition (geology); Overprinting; Geochemistry; Sedimentary depositional environment; Structural basin; Oceanography","routes":{"ca_aff":false,"ca_fund":false,"ca_venue":true,"about_ca":false,"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":[0.0001395851,0.0001021174,0.0001178454,0.0006890049,0.001126371,0.0006007244,0.0001846879,0.0002776228,0.001311321],"category_scores_gemma":[0.0002934517,0.0001086801,0.00006651648,0.000475106,0.000311504,0.0002625633,0.0004969929,0.0001353042,0.00008737676],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.001180252,"about_ca_system_score_gemma":0.0005913284,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.1447207,"about_ca_topic_score_gemma":0.3567602,"domain_scores_codex":[0.9999584,0.000004547063,0.000002584979,0.00001230032,0.000004034142,0.00001806917],"domain_scores_gemma":[0.9998522,0.00001221721,0.00006475303,0.000008376696,0.00003603087,0.00002650613],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.0001826997,0.00001837482,0.9857416,0.00003224509,0.00001750953,0.0006341916,0.0009254895,0.0002066811,0.003593758,0.0008162993,0.0003903385,0.007440809],"study_design_scores_gemma":[0.000004695419,0.00001078397,0.9975364,0.0000135415,0.000006562232,0.0001013191,0.0008034838,0.0001397729,0.0001889233,0.00004074176,0.001152049,0.00000173993],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9971577,0.0001288873,0.00002328675,0.00009502574,0.000001567817,0.000002968437,0.0001135578,0.000004133075,0.002472954],"genre_scores_gemma":[0.9991457,0.0001569218,0.00008484224,0.00002422354,0.000002117458,0.00000538896,0.0002170522,0.000001803054,0.0003618288],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.1447207,"threshold_uncertainty_score":0.2877567,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.019068863499315,"score_gpt":0.2078207682321167,"score_spread":0.1887519047328017,"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."}}