优点：输出在 (−1,1)，比 sigmoid 居中，对梯度更友好
money, you would withdraw cash by the assistance of a teller. By the time I was
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可，随着大家进入智能机时代，这种洒脱终结了。
await writer.write("Hello, World!");
The 386's protection architecture is a study in engineering tradeoffs on a tight transistor budget. The designers put dedicated hardware where it paid off most: