Sensor Type, Axis, and Position-Based Fusion and Feature Selection for Multimodal Human Daily Activity Recognition in Wearable Body Sensor Networks

Table 6

Comparison between accuracies attained using single axis and triple axes after using feature selection.

Sensor type and position	DT	SVM	RF	k-NN	Number of features
A_lt_x	89.80	91.50	91.67	82.00	7
G_lt_y	88.10	85.20	88.70	87.80	8
A_lt_x and G_lt_y	91.60	91.20	96.90	75.00	15
A, G_lt_x, y, z, and mag	96.40	97.00	98.40	86.30	37