1stOptæ´ç®å容æï¼
Function y=xm/(1+(xm/x0-1)*exp(-r*x));
Data;
0 0.045
7 0.132
14 0.464
27 1.689
34 2.567
43 5.080
49 6.365
69 10.693
88 12.635
109 17.041
åæ¹å·®(RMSE):0.722744534830643
æ®å·®å¹³æ¹å(SSE):5.22359662627563
ç¸å ³ç³»æ°(R): 0.992488175462493
ç¸å ³ç³»æ°ä¹å¹³æ¹(R^2): 0.985032778432868
ç¡®å®ç³»æ°(DC): 0.98361286192678
å¡æ¹ç³»æ°(Chi-Square): 1.30867322055077
Fç»è®¡(F-Statistic): 213.582138892194
åæ° æ佳估ç®
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xm 17.209692849643
x0 0.500004975278111
r 0.0570804068050968