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什么事神经网络或者微粒群算法所说的陷入 局部极小值?..。
以一元函数为例,对自变量求导,使导数等于零,可求得极值点,这大家都知道。 现在我们只考察极小值点。那么对于一个函数而言,可以存在多个极小值点,每一个导数等于零,都会对应一个波谷,那这这个极小值点相对于这一段波形来说就是极小值。然而从全局来看,在多个极小值...
3 years ago | 0
| accepted

