{"id":"W2170901018","doi":"10.2528/pierb12110907","title":"EXPERIMENTAL CHARACTERIZATION OF A MIMO UNDERGROUND MINE CHANNEL AT 2.45 GHZ","year":2013,"lang":"en","type":"article","venue":"Progress In Electromagnetics Research B","topic":"Advanced MIMO Systems Optimization","field":"Engineering","cited_by":4,"is_retracted":false,"has_abstract":true,"ca_institutions":"","funders":"National Research Council Canada; National Science Council","keywords":"Non-line-of-sight propagation; MIMO; Path loss; Delay spread; Computer science; Channel (broadcasting); Transmission (telecommunications); Transmitter; Channel capacity; Topology (electrical circuits); Telecommunications; Wireless; Mathematics; Fading","routes":{"ca_aff":false,"ca_fund":true,"ca_venue":false,"about_ca":false,"invisible_to_affiliation_only":true},"retraction":null,"screen":null,"direct_labels":[],"prediction":{"model_version":"codex-gemma-dda1882f352a","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.000256393,0.000163882,0.0002139507,0.0003821112,0.0000589037,0.00004904989,0.000230309,0.0001190392,0.0001325802],"category_scores_gemma":[0.0000339394,0.0001778952,0.00002821592,0.0006942888,0.0001543645,0.0002736578,0.0001024849,0.0002553971,0.00004265918],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0003936423,"about_ca_system_score_gemma":0.00002457893,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.00002310778,"about_ca_topic_score_gemma":0.00001918178,"domain_scores_codex":[0.99821,0.0001112332,0.0003716703,0.0002433711,0.0004162789,0.000647477],"domain_scores_gemma":[0.999298,0.00005918426,0.00005069993,0.0002792544,0.0002145237,0.00009829342],"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":[0.00002709565,0.0001684711,0.001036447,0.0001864568,0.00001720234,0.000005111392,0.0004258679,0.001812249,0.9926123,0.000199777,0.0001231091,0.003385896],"study_design_scores_gemma":[0.0008812999,0.0008539635,0.004443713,0.0001179789,0.000003291467,0.00001362847,0.0001434155,0.3356012,0.657149,0.0003234227,0.00016734,0.0003017913],"study_design_candidate":"bench_or_experimental","study_design_consensus":"bench_or_experimental","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9920061,0.003139478,0.002443529,0.00008316348,0.00009457799,0.001103856,0.000005301024,0.0001062438,0.001017709],"genre_scores_gemma":[0.9963105,0.000249221,0.00218209,0.000003081076,0.00006176819,0.0006699183,0.00007162033,0.00006428631,0.0003875298],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.3354634,"threshold_uncertainty_score":0.7254354,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.02421800740641441,"score_gpt":0.3076766538344657,"score_spread":0.2834586464280513,"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."}}