def _calc_fom(model, vec, par_funcs):
'''
Function to calcuate the figure of merit for parameter vector
vec.
'''
# Set the paraemter values
map(lambda func, value:func(value), par_funcs, vec)
return model.evaluate_fit_func()
def parallel_calc_fom(vec):
'''parallel_calc_fom(vec) --> fom (float)
function that is used to calculate the fom in a parallel process.
It is a copy of calc_fom in the DiffEv class
'''
global model, par_funcs
#print 'Trying to set parameters'
# set the parameter values in the model
map(lambda func, value:func(value), par_funcs, vec)
#print 'Trying to evaluate'
# evaluate the model and calculate the fom
fom = model.evaluate_fit_func()
return fom
