{"id":"W4416961897","doi":"10.1109/ist66504.2025.11268415","title":"Lock-in Demodulation of Pulsed Ultrasonic Signals in High Noise Environments","year":2025,"lang":"","type":"article","venue":"","topic":"Electrical and Bioimpedance Tomography","field":"Engineering","cited_by":0,"is_retracted":false,"has_abstract":true,"ca_institutions":"Carleton University","funders":"","keywords":"Demodulation; Noise (video); Filter (signal processing); Ultrasonic sensor; SIGNAL (programming language); Electrical impedance tomography; Electronic filter; Pulse (music)","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":[0.0003918111,0.0002427688,0.0002459072,0.0001526389,0.0001929267,0.0003477895,0.0004814725,0.0004079008,0.0005737859],"category_scores_gemma":[0.001447949,0.0001620137,0.0001467841,0.0001210705,0.0005135525,0.0006459195,0.0003212475,0.0003145801,0.0002060528],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0002813385,"about_ca_system_score_gemma":0.0001824698,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.0002784421,"about_ca_topic_score_gemma":0.0002852273,"domain_scores_codex":[0.9998568,0.00003472107,0.000005587079,0.00002525556,0.00006312443,0.00001439765],"domain_scores_gemma":[0.9995779,0.0002572001,0.00007113624,0.00004319144,0.00003567542,0.00001488783],"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":[0.0002524483,0.0001224802,0.001924231,0.0001326733,0.0000184155,0.000220589,0.0002716797,0.04044719,0.9077995,0.005176667,0.0001610024,0.04347306],"study_design_scores_gemma":[0.00003078384,0.000450173,0.001247713,0.00001753163,0.0000213045,0.0003400606,0.00005917279,0.4009478,0.5931044,0.001930935,0.001827247,0.00002297313],"study_design_candidate":"bench_or_experimental","study_design_consensus":"bench_or_experimental","genre_codex":"methods","genre_gemma":"empirical","genre_scores_codex":[0.354364,0.0002536002,0.6435438,0.0001636452,0.00003416805,0.00004253961,0.00001695504,0.0003515152,0.001229735],"genre_scores_gemma":[0.9409307,0.0002081057,0.05767556,0.00005452688,0.000008390341,0.00002595678,0.00001590551,0.00003219683,0.00104866],"genre_candidate":"empirical","genre_consensus":null,"teacher_disagreement_score":0.0005737859,"threshold_uncertainty_score":0.002072096,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.003961594891424702,"score_gpt":0.1973208730379595,"score_spread":0.1933592781465348,"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."}}