优点：输出在 (−1,1)，比 sigmoid 居中，对梯度更友好
If you're a gamer, the TV supports smooth motion with VRR gaming up to 4K 144Hz for fast-paced gaming. You'll also have access to all the major streaming platforms (think Netflix, Disney+, Prime Video, etc.), plus over 400 Samsung TV Plus premium channels.
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Kaley was asked specifically about the features the plaintiffs argue are deliberately designed to be addictive, including notifications. Those notifications on both Instagram and YouTube gave her a “rush,” she said. She would receive them throughout the day and would go to the bathroom during school to check them — something she still does.
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