Deformation Prediction of a Deep Foundation Pit Based on the Combination Model of Wavelet Transform and Gray BP Neural Network

Table 2

Data of measured horizontal displacement of pile foundation and wavelet denoising (mm).

Measured period	Time interval	Measured displacement	Displacement (wavelet denoising)
1	30	0.64	0.62
2	13	1.25	1.21
3	13	1.84	1.89
4	13	2.36	2.32
5	13	2.65	2.59
6	10	3.83	2.93
7	10	4.67	4.56
8	10	5.38	5.31
9	10	6.45	6.51
10	10	6.67	6.58
11	10	6.78	6.81
12	10	6.87	6.91