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Allow IOB1 #28

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Allow IOB1 #28

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d0e38b8
Allow IOB1
jnothman Feb 26, 2014
4db849b
Comment on IOB handling
jnothman Feb 26, 2014
44aa53a
Handle case of adjacent I- with different links
jnothman Feb 26, 2014
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12 changes: 7 additions & 5 deletions conll03_nel_eval/data.py
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Original file line number Diff line number Diff line change
Expand Up @@ -281,18 +281,20 @@ def read(self):
raise e
if iob is None or iob == 'O':
if m is not None:
# leaving mention
sentence.append(m)
m = None
sentence.append(Token(j, j+1, token))
elif iob == 'B':
elif iob == 'I' and m is not None and m.link == link:
# mid-mention
m.texts.append(token)
m.end += 1
elif iob in 'IB':
# transitioning from O or I to B, or from O to I -> begin mention
if m is not None:
sentence.append(m)
m = None
m = Mention(j, j+1, name, [token], link=link, score=score)
elif iob == 'I':
assert m is not None
m.texts.append(token)
m.end += 1
else:
assert False, 'Unexpected IOB case "{}"'.format(iob)
i, l = lines.next()
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