{"id":"W4388417583","doi":"10.1093/oso/9780199261536.003.0011","title":"Calculation of Periods","year":2003,"lang":"en","type":"book-chapter","venue":"","topic":"Historical Astronomy and Related Studies","field":"Physics and Astronomy","cited_by":0,"is_retracted":false,"has_abstract":true,"ca_institutions":"","funders":"","keywords":"Quarter (Canadian coin); Period (music); Mathematics; History; Statistics; Physics; 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":[0.003596744,0.0009907108,0.0005897044,0.005856478,0.001139297,0.006310016,0.001511805,0.0005785719,0.07485972],"category_scores_gemma":[0.02506439,0.0005155929,0.001085227,0.007170901,0.0007434,0.005236022,0.001784509,0.001971212,0.03503944],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.002563407,"about_ca_system_score_gemma":0.002888654,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.00292384,"about_ca_topic_score_gemma":0.001841127,"domain_scores_codex":[0.9969673,0.000668389,0.0003467589,0.0004878477,0.001288229,0.0002415146],"domain_scores_gemma":[0.9919744,0.001931661,0.0006155691,0.001674078,0.003543577,0.0002606559],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"theoretical_or_conceptual","study_design_gemma":"theoretical_or_conceptual","study_design_scores_codex":[0.0001416473,0.00003609392,0.00189959,0.0006679092,0.00005275986,0.00009526781,0.0008792215,0.003454153,0.0007025258,0.5905067,0.1792283,0.2223358],"study_design_scores_gemma":[0.00001595671,0.0000296601,0.002245686,0.0002200605,0.00002271195,0.0001401636,0.0004231901,0.00165074,0.0009516852,0.09353391,0.9007391,0.00002722104],"study_design_candidate":"theoretical_or_conceptual","study_design_consensus":"theoretical_or_conceptual","genre_codex":"other","genre_gemma":"other","genre_scores_codex":[0.009914914,0.003569399,0.2646996,0.001939367,0.003890172,0.001619032,0.04039926,0.003329344,0.6706388],"genre_scores_gemma":[0.174537,0.009547452,0.3687669,0.001008966,0.001604456,0.005720273,0.06163612,0.004707711,0.372471],"genre_candidate":"other","genre_consensus":"other","teacher_disagreement_score":0.07485972,"threshold_uncertainty_score":0.2504307,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.008453619297591522,"score_gpt":0.2041692920942764,"score_spread":0.1957156727966849,"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."}}