ConceptHeaviside step function / 阶跃函数
Step Function
A function that jumps from 0 to 1 at a certain threshold. In neural networks it is often approximated by smooth functions such as the sigmoid, and is used to construct piecewise-constant approximations.
Timeline (last 90 days)
Oct 16
Handwired's documentation states that the comparison operation returns the derivative of a step function, which is zero everywhere except in gaps narrower than one grid step.
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