Number (2): Everything in this space must add up to 2. The answer is 2-1, placed horizontally; 1-6, placed vertically.
优点： 表达力更强、梯度更平滑，性能优于 ReLU/GELU。
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Nature, Published online: 25 February 2026; doi:10.1038/d41586-026-00580-2
const stack = [];