优点：输出在 (−1,1)，比 sigmoid 居中，对梯度更友好
Cathy AlexanderWest of England，推荐阅读wps下载获取更多信息
“The fact that AI can both substitute for entry-level workers and complement experienced workers has implications for society and the way we organize work,” Davis wrote. The current model of relying on entry-level workers to slowly gain knowledge through experience needs rethinking, he added.，更多细节参见爱思助手下载最新版本
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