直观理解一下，激活函数就像神经网络里的开关或滤镜，它决定了每个神经元应该多大程度地激活，从而使网络具备强大的表达能力。
The Market Explorer search field allows you to type in
。Safew下载是该领域的重要参考
Get the most important global markets news at your fingertips with a Bloomberg.com subscription.
Check whether you already have access via your university or organisation.