{"id":"W2143024293","doi":"10.1016/j.ultrasmedbio.2007.12.011","title":"High-Frequency Subharmonic Pulsed-Wave Doppler and Color Flow Imaging of Microbubble Contrast Agents","year":2008,"lang":"en","type":"article","venue":"Ultrasound in Medicine & Biology","topic":"Ultrasound and Hyperthermia Applications","field":"Engineering","cited_by":35,"is_retracted":false,"has_abstract":false,"ca_institutions":"Health Sciences Centre; Sunnybrook Health Science Centre","funders":"","keywords":"Imaging phantom; Acoustics; Clutter; Doppler effect; Materials science; Flow velocity; Biomedical engineering; Blood flow; Flow (mathematics); Optics; Physics; Mechanics; Medicine; Computer science; Radar","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":[0.0001751387,0.0002166829,0.0004651884,0.0001618375,0.00007374524,0.000004315081,0.0001457845,0.0001078427,0.0003746316],"category_scores_gemma":[0.0001377761,0.0001834347,0.00003505497,0.0002417909,0.0005614589,0.00006688052,0.00001441281,0.0002553927,0.00001784426],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0000576498,"about_ca_system_score_gemma":0.00003034179,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.0003923647,"about_ca_topic_score_gemma":0.0001196985,"domain_scores_codex":[0.9987841,0.00004320752,0.000456366,0.0002683344,0.00007795325,0.0003700236],"domain_scores_gemma":[0.9990897,0.0004664969,0.00006081137,0.0002365405,0.00005339947,0.00009307892],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"bench_or_experimental","study_design_gemma":"observational","study_design_scores_codex":[0.00001320786,0.00005950496,0.09358136,0.00004733948,0.00005740887,0.00001545376,0.001074826,0.0001879601,0.8995707,0.0009027317,0.002392828,0.00209671],"study_design_scores_gemma":[0.01603258,0.0008443911,0.868021,0.0004803954,0.0003540214,0.004149487,0.001553835,0.009970048,0.03834146,0.01492359,0.04302439,0.002304847],"study_design_candidate":"observational","study_design_consensus":null,"genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.992644,0.00312578,0.001142281,0.0003182412,0.0002702133,0.0002777468,0.00006197954,0.00008982768,0.002069907],"genre_scores_gemma":[0.9944757,0.003070449,0.00175881,0.0002586273,0.000153874,0.00004705426,0.0001610735,0.00002991324,0.0000445516],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.8612292,"threshold_uncertainty_score":0.7480249,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.018103691110439,"score_gpt":0.2307514331009904,"score_spread":0.2126477419905514,"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."}}