{"id":"W2145596864","doi":"10.1109/ofc.2000.868243","title":"Accurate frequency standard at 1556.2 nm based on a two-photon transition in rubidium for absolute calibration of WDM systems","year":2002,"lang":"en","type":"article","venue":"","topic":"Advanced Fiber Laser Technologies","field":"Physics and Astronomy","cited_by":0,"is_retracted":false,"has_abstract":true,"ca_institutions":"National Research Council Canada; Université Laval","funders":"","keywords":"Rubidium; Calibration; Frequency standard; Physics; Optics; Primary standard; Terahertz radiation; Standard uncertainty; Atomic physics; Materials science; Measurement uncertainty","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":[0.001402486,0.0004240671,0.0003933342,0.001481703,0.0008124285,0.0006999012,0.001176473,0.0007710019,0.001933885],"category_scores_gemma":[0.002995654,0.0002911598,0.0001887368,0.0007973303,0.0005003113,0.0008949041,0.0007590103,0.001057599,0.0008775285],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0009050544,"about_ca_system_score_gemma":0.0008571164,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.0008554489,"about_ca_topic_score_gemma":0.001526663,"domain_scores_codex":[0.9974284,0.0002989676,0.0001190589,0.0002801366,0.001761961,0.0001114661],"domain_scores_gemma":[0.9982049,0.0003100895,0.000264812,0.0003738083,0.0007637631,0.00008269207],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"bench_or_experimental","study_design_gemma":"bench_or_experimental","study_design_scores_codex":[0.0002156979,0.0000489354,0.00391018,0.000117774,0.00001209734,0.0001344163,0.0001559663,0.00149647,0.9168524,0.007669506,0.001422337,0.06796431],"study_design_scores_gemma":[0.00002910875,0.0003954098,0.004500348,0.00003245056,0.00002208464,0.0007313139,0.00005639366,0.01209389,0.9626997,0.001423888,0.01797272,0.0000427269],"study_design_candidate":"bench_or_experimental","study_design_consensus":"bench_or_experimental","genre_codex":"methods","genre_gemma":"empirical","genre_scores_codex":[0.4319612,0.002895955,0.5389546,0.001153295,0.0006766241,0.0003168089,0.001005336,0.003675386,0.01936072],"genre_scores_gemma":[0.6997645,0.0004459044,0.2947865,0.0001368576,0.00006925875,0.0001215635,0.0004247453,0.0001296293,0.00412105],"genre_candidate":"empirical","genre_consensus":null,"teacher_disagreement_score":0.001933885,"threshold_uncertainty_score":0.007417142,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.01986444589203779,"score_gpt":0.2529260453642131,"score_spread":0.2330615994721754,"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."}}