{"id":"W3126952673","doi":"10.1139/facets-2020-0055","title":"Establishment, contagiousness, and initial spread of SARS-CoV-2 in Canada","year":2021,"lang":"en","type":"article","venue":"FACETS","topic":"COVID-19 epidemiological studies","field":"Mathematics","cited_by":2,"is_retracted":false,"has_abstract":true,"ca_institutions":"Public Health Ontario; University of Toronto","funders":"Natural Sciences and Engineering Research Council of Canada","keywords":"Contact tracing; Transmission (telecommunications); Demography; Severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2); Coronavirus disease 2019 (COVID-19); Statistics; Geography; 2019-20 coronavirus outbreak; Medicine; Mathematics; Outbreak; Computer science; Telecommunications; Virology; Infectious disease (medical specialty)","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":[0.0002049092,0.0001006183,0.0003976304,0.00001851254,0.00002509718,0.000006775203,0.00007300183,0.00004224646,0.00002944752],"category_scores_gemma":[0.003032464,0.00008633316,0.00002363248,0.0001111221,0.0000461099,0.00003614659,0.0001691712,0.00009987057,0.000001362041],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0001685668,"about_ca_system_score_gemma":0.0003371067,"about_ca_topic_candidate":true,"about_ca_topic_consensus":true,"about_ca_topic_score_codex":0.6660009,"about_ca_topic_score_gemma":0.9637498,"domain_scores_codex":[0.999083,0.0000981698,0.0003048808,0.0001902406,0.0001296801,0.0001940747],"domain_scores_gemma":[0.9984147,0.001259041,0.0000887842,0.0001567332,0.00005499934,0.00002572929],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.00007272697,0.0002673291,0.8711369,0.000757591,0.0001598063,0.0005610455,0.001313661,0.00001553065,0.01939494,0.01735511,0.08363622,0.005329123],"study_design_scores_gemma":[0.004404649,0.0001577042,0.5096009,0.0005125607,0.0001094611,0.00003795769,0.002785526,0.0003996668,0.2373017,0.1882941,0.05539956,0.0009962054],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9960698,0.0004376827,0.00009845415,0.001174975,0.00009424194,0.0001191275,0.00004360169,0.00001259294,0.001949537],"genre_scores_gemma":[0.998364,0.00006723894,0.0005823713,0.0009174374,0.00001555514,0.00001029566,0.000003446617,0.000006234,0.00003337675],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.361536,"threshold_uncertainty_score":0.3630362,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.206559275470629,"score_gpt":0.4085989021498208,"score_spread":0.2020396266791918,"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."}}