36 lines
1.2 KiB
JSON
36 lines
1.2 KiB
JSON
{
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"model": "PTT + pulse-contour physics scrutiny for contactless BP",
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"ptt": {
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"baseline_ms": 78.57142857142858,
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"sensitivity_ms_per_mmHg": 0.5,
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"required_resolution_for_1mmHg_ms": 0.5,
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"required_resolution_for_5mmHg_ms": 2.5,
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"required_resolution_for_10mmHg_ms": 5.0,
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"esp32_max_csi_rate_hz": 1000,
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"esp32_max_temporal_resolution_ms": 1.0,
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"esp32_typical_csi_rate_hz": 100,
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"esp32_typical_temporal_resolution_ms": 10.0
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},
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"spatial_resolution": {
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"carotid_femoral_distance_m": 0.55,
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"fresnel_envelope_5m_link_m": 0.39515292398428903,
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"fresnel_envelope_2m_link_m": 0.2499166527731462,
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"sites_resolvable_5m_link": false,
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"sites_resolvable_2m_link": true,
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"comment": "Single-link CSI cannot spatially separate two body sites. PTT requires multi-link multistatic with severely ill-posed inverse problem."
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},
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"snr": {
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"breath_phase_deg": 46.08,
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"pulse_phase_deg": 1.728,
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"motion_phase_deg": 11.52,
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"breath_vs_pulse_amp_ratio": 26.666666666666664,
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"hr_band_snr_db": 20.0,
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"bp_contour_required_snr_db": 25.0,
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"bp_contour_feasibility": "INFEASIBLE"
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},
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"vs_baseline": {
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"arm_cuff_accuracy_mmHg": 2.0,
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"published_csi_bp_mae_mmHg": 10.0,
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"ratio_worse": 5.0
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}
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} |