Prediction Research of Red Tide Based on Improved FCM

Table 1

The original sample set with 21 elements.

Sample	Nitrogen concentration (mol/L)	Phytoplankton density (10^4/cubic meter)
1	0.4	148
2	0.54	109
3	0.1	71.5
4	0.07	31.8
5	0.54	109
6	0.31	83
7	0.42	113.1
8	0.21	93.3
9	0.18	31.1
10	0.21	97.2
11	0.4	74.5
12	0.36	125
13	0.56	187
14	0.39	146
15	0.07	32
16	0.47	205
17	0.43	136
18	0.43	147
19	0.26	160
20	0.32	105.4
21	0.37	103.7