Course 2-Improving Deep Neural Networks--Week 2
优化算法 在大数据上训练模型会很慢，若使用优化算法，就会大大提高训练效率。本周的内容就是介绍常见的优化算法，如mini-batch、momentum、RMSprop、Adam，最后再介绍下局部最优与鞍点的概念。 2.1 mini-batch gradient descent batch VS mini-batch gradient descent 向量化操作使得我们可以同时处理m个样本，但是当m很
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相关文章
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