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。
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The higher bitrate streaming option will let subscribers with an Xbox Series X or S, Xbox One X or Xbox One play their games at a higher resolution, provided the game and their display supports it. Microsoft previously only offered 1440p streams on select Fire TVs, LG TVs, Samsung TVs, web browsers and the Xbox PC app. At least for now, 1440p is only available to Game Pass Ultimate subscribers.
But shares in the streaming company had fallen since it made its offer, an indication that investors were sceptical of the plan.，这一点在safew官方版本下载中也有详细论述
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