An Improved Nonequidistant Grey Model Based on Simpson Formula and Its Application

Table 2

Monitoring data of building’s settlement point [27].

Time	Data
1	78.60
3	78.40
5	80.30
8	80.70
10	81.10
12	81.50
15	82.10
17	82.60
19	82.80
22	83.70
25	83.80
29	84.00
31	84.70