#Example for Pymc3 forums import pymc3 as pm import theano.tensor as tt import pandas as pd import numpy as np pred_arr = [[2,3,4],[5,1,9]] data = [2,3] with pm.Model() as model: a_vec = np.array([100 for i in range(3)]) prior = pm.Dirichlet('a',a = a_vec,shape=(3)) l…

Why does the MAP estimate of the parameter vector of the dirichlet sum to 1?

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