Python estimate_gradient_h Examples

Example #1

 def gradient(self, x):
     return pg.estimate_gradient_h(lambda x: self.fitness(x), x)

Example #2

File: generalized_islands.py Project: MicroPhen/pyFOOMB

    def gradient(self, x):
        """
        Method for gradient calculation, as demanded by the pygmo package for some pygmo optimizers.
        """

        return pygmo.estimate_gradient_h(lambda x: self.fitness(x), x)

Example #3

File: optimization_pygmo.py Project: alan-turing-institute/AIrsenal

 def gradient(self, x):
     """PyGMO function - estimate gradient"""
     return pg.estimate_gradient_h(lambda x: self.fitness(x), x)

Example #4

 def gradient(self, x):
     import pygmo as pg
     return pg.estimate_gradient_h(self.fitness, x)