{"id":"W3090119772","doi":"","title":"Magnetic flux expulsion from the core as a possible cause of the unusually large acceleration of the North magnetic pole during the 1990s","year":2010,"lang":"en","type":"article","venue":"EGU General Assembly Conference Abstracts","topic":"Geomagnetism and Paleomagnetism Studies","field":"Biochemistry, Genetics and Molecular Biology","cited_by":0,"is_retracted":false,"has_abstract":true,"ca_institutions":"Collège Boréal","funders":"","keywords":"Secular variation; Earth's magnetic field; Geomagnetic secular variation; Dynamo; Magnetic field; Geology; Acceleration; Polar; Physics; Magnetic flux; Dynamo theory; Geodesy; Geophysics; Geomagnetic storm; Astronomy","routes":{"ca_aff":true,"ca_fund":false,"ca_venue":false,"about_ca":false,"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":[0.0003408796,0.0002189616,0.0003346721,0.0006175254,0.0005383093,0.0004206049,0.0002961798,0.0005649708,0.001205714],"category_scores_gemma":[0.001032029,0.0002051958,0.0001831649,0.0004854866,0.0004477693,0.0003177577,0.0005568108,0.0004108409,0.0001938934],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0008228453,"about_ca_system_score_gemma":0.0003183378,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.01010576,"about_ca_topic_score_gemma":0.01012604,"domain_scores_codex":[0.9999295,0.00000955388,0.000007346131,0.00002173393,0.00001569159,0.00001598488],"domain_scores_gemma":[0.9997227,0.00003136426,0.0001261102,0.00002090504,0.00004432393,0.00005463497],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.001022444,0.0001329258,0.8280423,0.0003759797,0.0002479562,0.007006433,0.001483531,0.007406634,0.1093239,0.003285762,0.003557913,0.03811412],"study_design_scores_gemma":[0.0000429897,0.00005813878,0.9905723,0.00001861139,0.00003508768,0.0004663134,0.0001695342,0.004594606,0.001621906,0.0004965708,0.0019129,0.00001110518],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9968866,0.0005458536,0.0003373063,0.000430683,0.00003505212,0.000007146395,0.000103064,0.00003599942,0.00161831],"genre_scores_gemma":[0.9992447,0.0002074871,0.0001070584,0.00004720061,0.00003778638,0.000002886437,0.0001083047,0.000007047637,0.0002376627],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.01010576,"threshold_uncertainty_score":0.02009386,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.01393779032064734,"score_gpt":0.2386786570155089,"score_spread":0.2247408666948616,"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."}}