{"id":"W4416924488","doi":"10.1109/dasc66011.2025.11257413","title":"Coherent Ofdm Radar Backscatter Modelling for Drones","year":2025,"lang":"","type":"article","venue":"","topic":"Advanced SAR Imaging Techniques","field":"Engineering","cited_by":0,"is_retracted":false,"has_abstract":true,"ca_institutions":"National Research Council Canada; University of Ottawa","funders":"","keywords":"Radar; Process (computing); Backscatter (email); Drone; Position (finance); Fire-control radar; Bistatic radar; Radar engineering details; SIGNAL (programming language)","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":[0.0001128426,0.0002997155,0.0002478973,0.0001880282,0.000156322,0.0005347767,0.0003829919,0.0004494821,0.0008831864],"category_scores_gemma":[0.0004823559,0.0001960058,0.0003158473,0.0001647277,0.0002332352,0.000592756,0.0003063292,0.0004228858,0.0002831651],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.000311783,"about_ca_system_score_gemma":0.0003337182,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.004670218,"about_ca_topic_score_gemma":0.003256908,"domain_scores_codex":[0.9999342,0.00001658328,0.00000370628,0.00001426908,0.00002337926,0.000007936344],"domain_scores_gemma":[0.9998925,0.00004671925,0.00001826264,0.00001095486,0.00002689757,0.000004688763],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"simulation_or_modeling","study_design_gemma":"simulation_or_modeling","study_design_scores_codex":[0.000009893173,0.000008816928,0.0004289576,0.00002141914,0.000004934932,0.00005023866,0.00003316098,0.9869406,0.003636243,0.004199767,0.0001147973,0.004551314],"study_design_scores_gemma":[0.00000107535,0.000005197729,0.00006561806,0.00000192298,0.00000104948,0.00001048091,0.000005214236,0.9989573,0.0003741066,0.0003968884,0.0001796657,0.000001483627],"study_design_candidate":"simulation_or_modeling","study_design_consensus":"simulation_or_modeling","genre_codex":"methods","genre_gemma":"empirical","genre_scores_codex":[0.1111206,0.0004829998,0.8793582,0.0001685795,0.00004321907,0.00004276699,0.0001418475,0.000171298,0.00847041],"genre_scores_gemma":[0.9404287,0.0006953251,0.05274998,0.00005057097,0.00002588582,0.00006925634,0.0001530116,0.00004056399,0.005786711],"genre_candidate":"empirical","genre_consensus":null,"teacher_disagreement_score":0.004670218,"threshold_uncertainty_score":0.009286106,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.01682455747870345,"score_gpt":0.2787813057440393,"score_spread":0.2619567482653358,"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."}}