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tags/v0.9
Evan Wang GitHub 6 years ago
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@@ -23,7 +23,7 @@ logistic回归通过函数S将ax+b对应到一个隐状态p,p = S(ax+b),然
将t换成ax+b,可以得到逻辑回归模型的参数形式:
P(x;a,b) = 1 / (1 + e^(-ax+b))

![image](https://github.com/SciEvan/TensorFlow.NET/tree/master/docs/source/sigmoid.png)
![image](https://github.com/SciEvan/TensorFlow.NET/blob/master/docs/source/sigmoid.png)

sigmoid函数的图像



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