{"id":"W2128746719","doi":"10.1109/icics.2003.1292616","title":"Cramer-Rao bounds for estimation of pure-tone signals' Azimuth-elevation arrival angles &amp; polarization parameters &amp; frequencies using a dipole-triad or a loop-triad","year":2004,"lang":"en","type":"article","venue":"","topic":"Direction-of-Arrival Estimation Techniques","field":"Computer Science","cited_by":2,"is_retracted":false,"has_abstract":true,"ca_institutions":"University of Waterloo","funders":"","keywords":"Azimuth; Dipole; Cramér–Rao bound; Amplitude; Polarization (electrochemistry); Direction of arrival; Triad (sociology); Physics; Multiple signal classification; Computational physics; Antenna (radio); Acoustics; Estimation theory; Optics; Algorithm; Computer science; Telecommunications; Chemistry","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":[0.009111071,0.002533287,0.001627729,0.002774126,0.000855647,0.002748794,0.001945317,0.001470436,0.002164962],"category_scores_gemma":[0.06467263,0.0008938889,0.001218972,0.002298001,0.002901949,0.003969639,0.002487959,0.003219015,0.002079256],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.001505928,"about_ca_system_score_gemma":0.002615111,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.003711826,"about_ca_topic_score_gemma":0.004896963,"domain_scores_codex":[0.9918184,0.002710371,0.0005583715,0.001171696,0.003264714,0.0004763589],"domain_scores_gemma":[0.9442441,0.04288837,0.002601432,0.004557643,0.005204634,0.0005037351],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"simulation_or_modeling","study_design_gemma":"theoretical_or_conceptual","study_design_scores_codex":[0.0005842765,0.00009666307,0.002437901,0.0007622245,0.0002415092,0.0001454629,0.0003425275,0.6030872,0.01423243,0.1126282,0.003417216,0.2620244],"study_design_scores_gemma":[0.000020707,0.0001364487,0.001252761,0.0001905237,0.00005395207,0.0002478486,0.00006986591,0.9535562,0.012374,0.02715872,0.004837702,0.0001011774],"study_design_candidate":"theoretical_or_conceptual","study_design_consensus":null,"genre_codex":"methods","genre_gemma":"empirical","genre_scores_codex":[0.003169809,0.001217886,0.9938337,0.00008308107,0.0000320233,0.00001980261,0.00005348185,0.0002123337,0.001377988],"genre_scores_gemma":[0.19558,0.003755757,0.7971286,0.0002349083,0.0003239726,0.0003379072,0.0006168849,0.000371738,0.001650171],"genre_candidate":"empirical","genre_consensus":null,"teacher_disagreement_score":0.009111071,"threshold_uncertainty_score":0.04818457,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.0607132256543674,"score_gpt":0.339721564844196,"score_spread":0.2790083391898286,"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."}}