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Figure 5 | BMC Medical Informatics and Decision Making

Figure 5

From: An adaptive Kalman filter approach for cardiorespiratory signal extraction and fusion of non-contacting sensors

Figure 5

Heart and respiration rates determined by adaptive and non-adaptive Kalman filter with PPG and flow reference using the BS setting. Heart (top) and respiration (bottom) rates determined by adaptive (red) and non-adaptive (blue) Kalman filter with PPG and flow reference (gray) using the BS setting for subject 1 (left column) and 2 (right column). The dotted gray lines indicate the starting frequencies of the heart and respiration rates defined in the setting at startup.

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