{"id":"W2044006673","doi":"10.1109/jlt.2011.2170813","title":"Extending the Sensing Range of Brillouin Optical Time-Domain Analysis Combining Frequency-Division Multiplexing and In-Line EDFAs","year":2011,"lang":"en","type":"article","venue":"Journal of Lightwave Technology","topic":"Advanced Fiber Optic Sensors","field":"Engineering","cited_by":120,"is_retracted":false,"has_abstract":true,"ca_institutions":"University of Ottawa","funders":"","keywords":"Brillouin zone; Distributed acoustic sensing; Brillouin scattering; Optics; Materials science; Time domain; Optical fiber; Erbium; SIGNAL (programming language); Span (engineering); Multiplexing; Optical time-domain reflectometer; Fiber optic sensor; Physics; Polarization-maintaining optical fiber; Electronic engineering; Computer science; Laser; Engineering","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":"codex-gemma-dda1882f352a","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.0005895288,0.000178316,0.0006132543,0.001225738,0.00004767174,0.000008998377,0.0002099578,0.0002133353,0.00002170363],"category_scores_gemma":[0.0002552071,0.0001363758,0.0001219818,0.0009473112,0.0002208123,0.0001372984,0.00007637868,0.0005783955,0.000002230646],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.00007847023,"about_ca_system_score_gemma":0.00001072166,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.000006220362,"about_ca_topic_score_gemma":0.00001443878,"domain_scores_codex":[0.9985383,0.0000428953,0.0007909096,0.0001462782,0.0001896042,0.000292018],"domain_scores_gemma":[0.9990181,0.0002758274,0.0002905441,0.0002570854,0.0001026306,0.00005582209],"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":[0.000199254,0.0001748965,0.07908112,0.0001116596,0.002215039,0.001422924,0.005602405,0.04348449,0.8225076,0.007879481,0.00002497322,0.03729619],"study_design_scores_gemma":[0.007542156,0.001407834,0.09667431,0.001619452,0.001582787,0.004205385,0.005492023,0.3914198,0.4141034,0.07395534,0.0002742365,0.001723202],"study_design_candidate":"bench_or_experimental","study_design_consensus":"bench_or_experimental","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9395843,0.001008186,0.05854041,0.0001475644,0.0001152568,0.00008406022,0.000001445613,0.00006777421,0.0004509719],"genre_scores_gemma":[0.8618113,0.00009788106,0.1380262,0.000007813846,0.00002565776,4.222398e-7,3.5845e-7,0.00002533958,0.000005043231],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.4084041,"threshold_uncertainty_score":0.5561244,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.01559960445270974,"score_gpt":0.2328534720577753,"score_spread":0.2172538676050656,"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."}}