sensitivity and presion - measures used in biosignal processing
TRANSCRIPT
Machine Learning in Biosignal processing
Rafał Samborski, CEO
Sensitivity and precision
Stay focused on your business
Hardware design Research & Development Digital Signal Processing
Stay focused on your business
P = 3N = 7
TP = 2TN = 5
FP = 2FN =1
Sensitivity
Sensitivity True positive rate
Sensitivity
TPR = TPP
P = 3TP = 2TPR ≈ 66%
P = 3TP = 3TPR =100%
Precision
Precision Positive predictive value
Precision
PPV =TP
(TP+FP)
P = 3TP = 2FP = 2PPV = 50%
P = 3TP = 3FP = 7PPV = 30%
Sensivity Precision
Sensivity Precision
RMS error for fetal RR-
interval estimation
Consonance sp. z o. o. ul. Czarnowiejska 50b 30-054 Kraków, Poland
[email protected] @Rafal_Samborski
http://consonance.com.pl