Source code for sconce.schedules.linear

from pprint import pformat as pf
from sconce.schedules.base import Schedule

import numpy as np


[docs]class Linear(Schedule): """ A Schedule where the value begins with value <initial_value>, then changes linearly to <final_value>. Arguments: initial_value (float): the initial value of the hyperparameter. final_value (float): the final value of the hyperparameter. """ def __init__(self, initial_value, final_value): self.initial_value = initial_value self.final_value = final_value def __repr__(self): return f'{self.__class__.__name__}(initial_value={pf(self.initial_value)}, final_value={pf(self.final_value)})'
[docs] def set_num_steps(self, num_steps): self.num_steps = num_steps self.values = np.linspace(self.initial_value, self.final_value, self.num_steps)
def _get_value(self, step, current_state): return self.values[step - 1]