{"id":"W4381743358","doi":"10.1016/j.pepi.2023.107061","title":"Possible evidence for geomagnetic intensity anomaly around 5500 BP from archaeomagnetic analyses of San Jacinto pottery, Caribbean Colombia","year":2023,"lang":"en","type":"article","venue":"Physics of The Earth and Planetary Interiors","topic":"Geomagnetism and Paleomagnetism Studies","field":"Biochemistry, Genetics and Molecular Biology","cited_by":2,"is_retracted":false,"has_abstract":false,"ca_institutions":"University of Alberta","funders":"Dirección General de Asuntos del Personal Académico, Universidad Nacional Autónoma de México; Natural Sciences and Engineering Research Council of Canada","keywords":"Archaeomagnetic dating; Geology; Earth's magnetic field; Pottery; Thermoremanent magnetization; Magnetic mineralogy; Secular variation; Paleomagnetism; Geomagnetic secular variation; Remanence; Hematite; Demagnetizing field; Magnetite; Mineralogy; Geophysics; Paleontology; Archaeology; Magnetization; Geography; Magnetic field; Geomagnetic storm; Physics","routes":{"ca_aff":true,"ca_fund":true,"ca_venue":false,"about_ca":false,"invisible_to_affiliation_only":false},"retraction":null,"screen":null,"direct_labels":[],"prediction":{"model_version":"codex-gemma-dda1882f352a","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.0001370997,0.000254436,0.0004259271,0.00005472538,0.0001225167,0.0000202121,0.0003723186,0.00009216231,0.00002340401],"category_scores_gemma":[0.00009393102,0.0002074819,0.0001949086,0.0001833783,0.0004386378,0.00001383208,0.0003251001,0.00009866565,0.000005465324],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0000022669,"about_ca_system_score_gemma":0.00004422757,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.003004421,"about_ca_topic_score_gemma":0.001556218,"domain_scores_codex":[0.9986519,0.0000834351,0.0003667055,0.0004047812,0.0001747608,0.0003183674],"domain_scores_gemma":[0.9989197,0.0001715868,0.0002106345,0.0005077215,0.0001076183,0.00008270059],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"bench_or_experimental","study_design_gemma":"observational","study_design_scores_codex":[0.0007482846,0.00005055814,0.2090551,0.0002791249,0.0003134297,0.000005301579,0.0006785609,0.0003539438,0.7809027,0.00001334852,0.002659858,0.004939745],"study_design_scores_gemma":[0.000644038,0.002153218,0.8632203,0.0002039673,0.0002762842,0.00001198179,0.000334093,0.0008965304,0.1298668,0.001618367,0.0004634243,0.0003110249],"study_design_candidate":"observational","study_design_consensus":null,"genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9945737,0.00364733,0.00006179843,0.0002672507,0.0002847036,0.0003683861,0.0006647223,0.00001401963,0.0001180555],"genre_scores_gemma":[0.9979711,0.0005550312,0.0004620391,0.0001321182,0.0001679078,0.00001423012,0.0003608038,0.00001661071,0.0003201721],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.6541651,"threshold_uncertainty_score":0.8460864,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.04452903405946482,"score_gpt":0.2840359955919191,"score_spread":0.2395069615324542,"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."}}