Research Article

Polynomial Chaos Expansion Approach to Interest Rate Models

Table 12

Time costs of computations for PCE, approximating GBM at for , , and .

Degree of PCE Computational time costs

1 0.0170
2 0.0210
3 0.0340
4 0.0370
5 0.0530
6 0.0560
7 0.0710
8 0.0740
9 0.0930
10 0.0990
11 0.1090
12 0.1210
13 0.1370
14 0.1390
15 0.1480