提交 4a0f3743 编写于 作者: X Xin Pan

Refine API doc

上级 11f31d1e
...@@ -209,6 +209,14 @@ def polynomial_decay(learning_rate, ...@@ -209,6 +209,14 @@ def polynomial_decay(learning_rate,
def piecewise_decay(boundaries, values): def piecewise_decay(boundaries, values):
"""Applies piecewise decay to the initial learning rate. """Applies piecewise decay to the initial learning rate.
Args:
boundaries: A list of steps numbers.
values: A list of learning rate values that will be picked during
different step boundaries.
Returns:
The decayed learning rate.
>>> boundaries = [10000, 20000] >>> boundaries = [10000, 20000]
>>> values = [1.0, 0.5, 0.1] >>> values = [1.0, 0.5, 0.1]
>>> >>>
......
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