{"id":"W138585190","doi":"10.1016/b978-044450407-4/50014-8","title":"Photoperiodic Time Measurement: the Clock-Counter Mechanism","year":2002,"lang":"en","type":"book-chapter","venue":"Elsevier eBooks","topic":"Circadian rhythm and melatonin","field":"Neuroscience","cited_by":0,"is_retracted":false,"has_abstract":false,"ca_institutions":"York University","funders":"","keywords":"Hourglass; Timer; Circadian clock; Circadian rhythm; Mechanism (biology); Process (computing); Physics; Biology; Computer science; Neuroscience; Telecommunications; 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":[0.0006801018,0.0003919665,0.0004448988,0.0006708513,0.0002004799,0.001651979,0.001090278,0.0008498236,0.00707914],"category_scores_gemma":[0.0007662913,0.0003236357,0.0001712321,0.0006880613,0.00118221,0.002565062,0.0006737355,0.001214661,0.002388115],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0006687393,"about_ca_system_score_gemma":0.0004112939,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.0005784222,"about_ca_topic_score_gemma":0.001290649,"domain_scores_codex":[0.9997824,0.00003364466,0.00001314281,0.00006253554,0.00009926396,0.000009014376],"domain_scores_gemma":[0.9996802,0.0001976837,0.00002472419,0.0000350035,0.00004528212,0.00001719484],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"design_other","study_design_gemma":"theoretical_or_conceptual","study_design_scores_codex":[0.0002250419,0.00003452614,0.000994605,0.0005957744,0.00002582603,0.0001971837,0.0002384017,0.0005134798,0.1279205,0.1242208,0.01594285,0.729091],"study_design_scores_gemma":[0.00004997722,0.0003095308,0.009801364,0.0005914739,0.00007785697,0.002726578,0.0003998626,0.006533592,0.1452492,0.2051613,0.6289838,0.0001155394],"study_design_candidate":"theoretical_or_conceptual","study_design_consensus":null,"genre_codex":"methods","genre_gemma":"empirical","genre_scores_codex":[0.02467104,0.1856672,0.4526469,0.007291572,0.006481688,0.00009721377,0.0007731831,0.002314896,0.3200563],"genre_scores_gemma":[0.2464025,0.1250537,0.3152429,0.005425249,0.003420422,0.0003414521,0.000536313,0.001071259,0.3025062],"genre_candidate":"empirical","genre_consensus":null,"teacher_disagreement_score":0.00707914,"threshold_uncertainty_score":0.02368212,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.03292295999162392,"score_gpt":0.2141222179901874,"score_spread":0.1811992579985635,"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."}}