在深度学习中，激活函数（Activation Function）是神经网络的灵魂。它不仅赋予网络非线性能力，还决定了训练的稳定性和模型性能。那么，激活函数到底是什么？为什么我们非用不可？有哪些经典函数？又该如何选择？
With 41 runway shows and 20 presentations across the week, there's been a more than 10% increase in participation compared with last year.
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Москвичей предупредили о резком похолодании09:45。业内人士推荐91视频作为进阶阅读
8) Can NFTs be used as an investment?Non-fungible tokens can be used in investment opportunities. One can purchase an NFT and resell it at a profit. Certain NFT marketplaces let sellers of NFTs keep a percentage of the profits from sales of the assets they create.
（二）以暴力、威胁或者其他手段强迫他人劳动的；