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Table 4 Output of the H-FIS: the crispation of a defuzzified output translates a value to a class

From: Improving activity recognition using a wearable barometric pressure sensor in mobility-impaired stroke patients

Defuzzified output value Activity class (crisp value)
[−2; 1.5) Lying
[−1.5; 0) Sitting
[0; 1.5) Standing
[1.5; 2] Walking