{"id":"W7127377692","doi":"10.23919/isap63122.2025.11362320","title":"Active Planar Antenna Design for CHARTS Array","year":2025,"lang":"","type":"article","venue":"","topic":"Radio Astronomy Observations and Technology","field":"Physics and Astronomy","cited_by":0,"is_retracted":false,"has_abstract":true,"ca_institutions":"University of Toronto; Canadian Institute for Theoretical Astrophysics","funders":"","keywords":"Beamwidth; Antenna (radio); Radio telescope; Antenna array; Planar; Impedance matching; Transient (computer programming); Dipole antenna","routes":{"ca_aff":true,"ca_fund":false,"ca_venue":false,"about_ca":true,"invisible_to_affiliation_only":false},"retraction":null,"screen":null,"direct_labels":[],"prediction":{"model_version":"codex-gemma-dda1882f352a","candidate_categories":["metaepi_narrow"],"consensus_categories":[],"category_scores_codex":[0.0001593556,0.0003500499,0.0004677626,0.0002419583,0.0004406316,0.00009700563,0.0003779572,0.0001705729,0.0004442635],"category_scores_gemma":[0.00001196838,0.0003502696,0.000249415,0.000405465,0.0001480573,0.0002255562,0.00003267636,0.000242965,0.00006533213],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.00008035229,"about_ca_system_score_gemma":0.0003729875,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.00006609027,"about_ca_topic_score_gemma":0.000004071382,"domain_scores_codex":[0.9982355,0.00004552933,0.0004448968,0.0005855775,0.00006945764,0.0006190239],"domain_scores_gemma":[0.9988226,0.0002605976,0.0001696641,0.0005080697,0.0001614715,0.00007756801],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"theoretical_or_conceptual","study_design_gemma":"not_applicable","study_design_scores_codex":[0.000249631,0.0005494321,0.004779609,0.00004002291,0.001163171,6.381504e-7,0.0001702315,0.00008628345,0.007538456,0.7891865,0.01666837,0.1795676],"study_design_scores_gemma":[0.00650532,0.001070422,0.007561831,0.0003199142,0.0006988979,0.000001266052,0.005806518,0.01980463,0.1834671,0.1524397,0.6208239,0.001500508],"study_design_candidate":"theoretical_or_conceptual","study_design_consensus":null,"genre_codex":"methods","genre_gemma":"empirical","genre_scores_codex":[0.005875396,0.0001252869,0.9746979,0.005108296,0.0006087727,0.001628042,0.000185386,0.00007711686,0.01169376],"genre_scores_gemma":[0.9364178,0.00001088198,0.04753863,0.0002357753,0.0002633184,0.0005701007,0.00008551044,0.00002722592,0.01485075],"genre_candidate":"methods","genre_consensus":null,"teacher_disagreement_score":0.9305424,"threshold_uncertainty_score":0.9998949,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.02178447980895344,"score_gpt":0.2549682919271539,"score_spread":0.2331838121182004,"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."}}