#!/usr/bin/python2.7
import gen
if __name__ == "__main__":
init_seq = {'six' : 0.6 , 'four' : 0.4 }
a = { 'six' : { 'six': 0.6 , 'four' : 0.4 },
'four': { 'six': 0.6 , 'four' : 0.4 } }
b = { 'six' : { 1: 1.0/6 , 2: 1.0/6 , 3: 1.0/6 , 4: 1.0/6, 5: 1.0/6, 6: 1.0/6 },
'four': { 1: 1.0/4 , 2: 1.0/4 , 3: 1.0/4 , 4: 1.0/4, 5: 0.0, 6: 0.0 }}
g = gen.Generate(init_seq, a,b)
obs = g.run(10, print_output=False)
print obs
path = gen.viterbi(obs,init_seq, a,b,print_output=False)
print path
def test_viterbi_function( self ):
obs = self.g.run( 10 )
obs = [6, 6]
prob, sys_states = gen.viterbi(obs,self.init_seq, self.a,self.b,print_output=False)
self.assertTrue( sys_states == ['six','six'] )