Sample usage for meteor

METEOR tests

No Alignment test

>>> from nltk.translate import meteor
>>> from nltk import word_tokenize

If the candidate has no alignment to any of the references, the METEOR score is 0.

>>> round(meteor(
...     [word_tokenize('The candidate has no alignment to any of the references')],
...     word_tokenize('John loves Mary')
... ), 4)
0.0

Tests based on wikipedia examples

Testing on wikipedia examples

>>> same_res = round(meteor(
...       [word_tokenize('The cat sat on the mat')],
...       word_tokenize('The cat sat on the mat')
...       ), 4)
>>> abs(same_res - 0.9977) < 1e-2
True

>>> meteor(
...       [word_tokenize('The cat sat on the mat')],
...       word_tokenize('on the mat sat the cat')
...       )
0.5

>>> round(meteor(
...       [word_tokenize('The cat sat on the mat')],
...       word_tokenize('The cat was sat on the mat')
...       ), 4)
0.9654

Test corresponding to issue #2751, where METEOR score > 1

>>> round(meteor(
...       [word_tokenize('create or update a vm set')],
...       word_tokenize('creates or updates a virtual machine scale set')
...       ), 4)
0.7806