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liujiaming00

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[求助] origin计算IC50问题

0.01        2.65171%
0.1        1.3641%
1        7.58542%
10        11.8307%
100        48.01122%
1000        89.02346%
计算ic50
数据如上
用origin的doseresp拟合的时候总是显示Fit did not converge. Maximum iteration setting of 400 was reached.
用logistic就可以计算EC50
请问是什么问题呢?
谢谢
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