def test_wer_4(self):
ref = 'the wood flamed up splendidly under the large brewing copper ' \
'and it sighed so deeply'
hyp = 'the wood flame do splendidly under the large brewing copper ' \
'and its side so deeply'
word_error_rate = error_rate.wer(ref, hyp)
self.assertTrue(abs(word_error_rate - 0.2666666667) < 1e-6)
def test_wer_2(self):
ref = 'as any in england i would say said gamewell proudly that is ' \
'in his day'
hyp = 'as any in england i would say said came well proudly that is ' \
'in his day'
word_error_rate = error_rate.wer(ref, hyp)
self.assertTrue(abs(word_error_rate - 0.1333333) < 1e-6)
def test_wer_5(self):
ref = 'all the morning they trudged up the mountain path and at noon ' \
'unc and ojo sat on a fallen tree trunk and ate the last of ' \
'the bread which the old munchkin had placed in his pocket'
hyp = 'all the morning they trudged up the mountain path and at noon ' \
'unc in ojo sat on a fallen tree trunk and ate the last of ' \
'the bread which the old munchkin had placed in his pocket'
word_error_rate = error_rate.wer(ref, hyp)
self.assertTrue(abs(word_error_rate - 0.027027027) < 1e-6)
def test_wer_3(self):
ref = 'the lieutenant governor lilburn w boggs afterward governor ' \
'was a pronounced mormon hater and throughout the period of ' \
'the troubles he manifested sympathy with the persecutors'
hyp = 'the lieutenant governor little bit how bags afterward ' \
'governor was a pronounced warman hater and throughout the ' \
'period of th troubles he manifests sympathy with the ' \
'persecutors'
word_error_rate = error_rate.wer(ref, hyp)
self.assertTrue(abs(word_error_rate - 0.2692307692) < 1e-6)
def test_wer_1(self):
ref = 'i UM the PHONE IS i LEFT THE portable PHONE UPSTAIRS last night'
hyp = 'i GOT IT TO the FULLEST i LOVE TO portable FROM OF STORES last ' \
'night'
word_error_rate = error_rate.wer(ref, hyp)
self.assertTrue(abs(word_error_rate - 0.769230769231) < 1e-6)
def test_wer_7(self):
ref = ' '
hyp = 'Hypothesis sentence'
with self.assertRaises(ValueError):
word_error_rate = error_rate.wer(ref, hyp)
def test_wer_6(self):
ref = 'i UM the PHONE IS i LEFT THE portable PHONE UPSTAIRS last night'
word_error_rate = error_rate.wer(ref, ref)
self.assertEqual(word_error_rate, 0.0)