Extracting Modulated Annual Cycle in Climate and Ocean Time Series Using an Enhanced Harmonic Analysis

Table 1

The IP number making the smallest RMSE in the annual cycle extraction of amplitude changes. NPR is the noise-power ratio.

NPR%	EX 1	EX 2	EX 3	EX 4	EX 5	EX 6	EX 7
1	1	2	4	8	9	9	14
2	1	2	4	10	10	9	17
4	1	2	4	8	9	8	14