{"id":"W2086078373","doi":"10.1002/mop.23593","title":"Investigation of low‐profile Fresnel zone plate antennas","year":2008,"lang":"en","type":"article","venue":"Microwave and Optical Technology Letters","topic":"Antenna Design and Analysis","field":"Engineering","cited_by":9,"is_retracted":false,"has_abstract":true,"ca_institutions":"Communications Research Centre Canada; Carleton University","funders":"","keywords":"Directivity; Zone plate; Optics; Aperture (computer memory); Fresnel zone antenna; Focal length; Fresnel zone; Antenna aperture; Antenna (radio); Radiation pattern; Microwave; Physics; Engineering; Acoustics; Electrical engineering; Telecommunications; Slot antenna; Diffraction","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":[0.00004204815,0.0001186747,0.0002176092,0.0002259206,0.00004710305,0.000004511612,0.00009240818,0.000157985,0.00001172578],"category_scores_gemma":[0.00001279908,0.0001120488,0.00004646507,0.0002995653,0.0005669482,0.00005126186,0.00003096603,0.0001920789,0.00002590743],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0000117825,"about_ca_system_score_gemma":0.000004490252,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.00000248039,"about_ca_topic_score_gemma":0.000001494586,"domain_scores_codex":[0.9993843,0.000006263796,0.0001955856,0.0001506671,0.00005981484,0.0002034037],"domain_scores_gemma":[0.9997426,0.00002040361,0.00002306372,0.0001464631,0.00002082186,0.00004664296],"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":[0.000003619995,0.000004191048,0.002794385,0.0000264803,0.00004940357,0.00005069218,0.00006469654,0.000008142931,0.9957908,0.0003824959,0.0003799206,0.0004451693],"study_design_scores_gemma":[0.0004474829,0.00004767913,0.00285406,0.00006276161,0.0000457357,0.0001377951,0.0001225413,0.01832093,0.9771928,0.0004167448,0.00007974992,0.0002716838],"study_design_candidate":"bench_or_experimental","study_design_consensus":"bench_or_experimental","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9075248,0.0002989001,0.09070005,0.001122353,0.00002546433,0.00004874275,0.000003301641,0.000179265,0.00009711034],"genre_scores_gemma":[0.9906203,0.0001831038,0.008790597,0.0003208081,0.00001780156,0.000004861095,0.000006838084,0.00001515132,0.0000405746],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.08309545,"threshold_uncertainty_score":0.4569219,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.01065745873583171,"score_gpt":0.1793950644800471,"score_spread":0.1687376057442153,"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."}}