{"id":"W3081923111","doi":"10.3390/electronics9091399","title":"Ultra-Wideband Low-Cost High-Efficiency Cavity-Backed Compound Spiral Antenna","year":2020,"lang":"en","type":"article","venue":"Electronics","topic":"Antenna Design and Analysis","field":"Engineering","cited_by":14,"is_retracted":false,"has_abstract":true,"ca_institutions":"","funders":"Natural Sciences and Engineering Research Council of Canada; Ontario Centres of Excellence","keywords":"Spiral antenna; Balun; Spiral (railway); Wideband; Bandwidth (computing); Optics; Logarithmic spiral; Materials science; Microstrip; Antenna efficiency; Axial ratio; Electrical impedance; Antenna (radio); Optoelectronics; Microstrip antenna; Physics; Engineering; Circular polarization; Electrical engineering; Telecommunications; Coaxial antenna; Mathematics; Geometry","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":"metacan-v3-hybrid-931329e0061c","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.0001668877,0.0003781983,0.0006953044,0.0002363912,0.0001139096,0.0004970846,0.0006396707,0.0005352974,0.0008931958],"category_scores_gemma":[0.0003610434,0.0001901298,0.0003381163,0.0003895389,0.0001929567,0.0003835915,0.0003712479,0.0002414035,0.0007899315],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0003087051,"about_ca_system_score_gemma":0.0003252141,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.0001614694,"about_ca_topic_score_gemma":0.0002728873,"domain_scores_codex":[0.999823,0.00003227638,0.000009725773,0.00003685403,0.00006771401,0.00003038743],"domain_scores_gemma":[0.9996672,0.00005147788,0.00008493624,0.00005169903,0.0001098472,0.00003480491],"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":[0.0005379576,0.0000488172,0.00166898,0.0001848359,0.0000612486,0.0004053172,0.00006813963,0.0102809,0.901924,0.005399119,0.001505454,0.07791524],"study_design_scores_gemma":[0.0001994444,0.00311167,0.005060617,0.00006892502,0.0001837792,0.007278482,0.00009093922,0.2389922,0.7089795,0.001848608,0.03399272,0.0001931373],"study_design_candidate":"bench_or_experimental","study_design_consensus":"bench_or_experimental","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.523727,0.001105552,0.4612939,0.0003357023,0.0001924955,0.00005985919,0.0001492661,0.001561288,0.01157491],"genre_scores_gemma":[0.8878968,0.0002815617,0.1076555,0.00006919722,0.00003130937,0.00002748336,0.00008238293,0.00003272326,0.003923001],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.0008931958,"threshold_uncertainty_score":0.00298804,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.01044372119592459,"score_gpt":0.2049623624569195,"score_spread":0.1945186412609949,"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."}}