{"id":"W2113726238","doi":"10.5194/amt-7-2337-2014","title":"Tropospheric CH <sub>4</sub> signals as observed by NDACC FTIR at globally distributed sites and comparison to GAW surface in situ measurements","year":2014,"lang":"en","type":"article","venue":"Atmospheric measurement techniques","topic":"Atmospheric and Environmental Gas Dynamics","field":"Environmental Science","cited_by":71,"is_retracted":false,"has_abstract":true,"ca_institutions":"Environment and Climate Change Canada; University of Toronto","funders":"Natural Sciences and Engineering Research Council of Canada; Ministry of Business, Innovation and Employment; Bundesamt für Umwelt; Antarctica New Zealand; Canadian Foundation for Climate and Atmospheric Sciences; Australian Research Council; Nova Scotia Research Innovation Trust; Department of Energy and Climate Change; National Aeronautics and Space Administration; Eurostars; Commonwealth Scientific and Industrial Research Organisation; U.S. Department of Energy","keywords":"Troposphere; Environmental science; Remote sensing; In situ; Atmospheric sciences; Stratosphere; Fourier transform; Meteorology; Physics; Geography","routes":{"ca_aff":true,"ca_fund":true,"ca_venue":false,"about_ca":false,"invisible_to_affiliation_only":false},"retraction":null,"screen":null,"direct_labels":[],"prediction":{"model_version":"codex-gemma-dda1882f352a","candidate_categories":["metaepi_narrow"],"consensus_categories":[],"category_scores_codex":[0.001616023,0.0007743817,0.0008074012,0.000002709961,0.0003070945,0.0001222862,0.0007344577,0.000283404,0.0003232163],"category_scores_gemma":[0.0001666667,0.0007726334,0.0001333155,0.0007914529,0.0003084705,0.0003509936,0.0007990773,0.000297722,0.0002557597],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.002832985,"about_ca_system_score_gemma":0.00002410614,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.001234679,"about_ca_topic_score_gemma":0.001360278,"domain_scores_codex":[0.9942933,0.000367313,0.0009523419,0.001243026,0.002091553,0.001052426],"domain_scores_gemma":[0.9982692,0.0000597507,0.0003546573,0.0007130642,0.00004563708,0.0005576894],"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":[0.0001025863,0.0003418624,0.3469907,0.00001740324,0.00003566379,0.000003781075,0.0000980028,0.006291759,0.6305409,0.000004655648,0.006169043,0.009403618],"study_design_scores_gemma":[0.001660323,0.001568976,0.4578124,0.0002127884,0.0001365919,0.00001648402,0.0001684299,0.01002087,0.5082169,0.0003860341,0.01770659,0.002093638],"study_design_candidate":"bench_or_experimental","study_design_consensus":"bench_or_experimental","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.956099,0.0003529244,0.03930284,0.0003291112,0.000068767,0.001392137,0.000009995801,0.0004011409,0.00204413],"genre_scores_gemma":[0.9437169,0.0001715183,0.05484073,0.0008655409,0.00002020669,0.0001267965,0.00004921218,0.00008889836,0.0001201988],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.122324,"threshold_uncertainty_score":0.9994724,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.02395951079341718,"score_gpt":0.2302907039202615,"score_spread":0.2063311931268443,"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."}}