为什么需要非线性？ 想象一下，如果网络里每一层都是线性的（比如 y=Wx+b），无论堆叠多少层，最终网络都只是一条线性映射。深度堆叠就没有意义了，网络的表达能力非常有限。
2026-02-27 00:00:00:03014251110http://paper.people.com.cn/rmrb/pc/content/202602/27/content_30142511.htmlhttp://paper.people.com.cn/rmrb/pad/content/202602/27/content_30142511.html11921 十四届全国人大常委会第二十一次会议分组审议全国人大常委会工作报告稿
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Ранее стало известно, что рост продаж нефти в Китай заставляет российских поставщиков в рамках конкуренции с иранской нефтью существенно увеличивать скидки на свои партии.
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