如果不确定用哪个激活函数，隐藏层可以先用 ReLU，输出层按任务选择；训练中注意梯度情况，如果梯度消失或爆炸，再考虑替换或调整激活函数。
这场新旧交替的博弈，库克没有做选择题，他全都要。。51吃瓜是该领域的重要参考
，这一点在同城约会中也有详细论述
This is an especially important point when it comes to work communications, with many white collar workers now using chat platforms like Slack and Microsoft Teams rather than email to communicate.
The proportion of people in the UK who feel dissatisfied with life has failed to improve since the pandemic despite the economic outlook improving, official figures show.，详情可参考同城约会
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