Discrete Cosine Transformation and Temporal Adjacent Convolutional Neural Network-Based Remaining Useful Life Estimation of Bearings

Table 3

Performance evaluation with different frame numbers.

	DCT-TACNN/TFR-TACNN
	MAE	90.85/121.68	66.03/100.66	45.23/80.35	53.31/72.12	63.69/79.35
MSE	90.45/105.93	41.79/80.59	36.27/75.02	33.15/70.33	50.10/88.54
MAPE	0.3754/0.5214	0.3266/0.5025	0.1893/0.4621	0.2619/0.4244	0.3028/0.4459