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* Make possibly dubious correction to the unshift oracle

This commit is contained in:
Matthew Honnibal 2015-06-15 02:50:00 +02:00
parent f66228f253
commit 38a6afa484
1 changed files with 6 additions and 0 deletions
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6
spacy/syntax/arc_eager.pyx
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@ -177,9 +177,15 @@ cdef class LeftArc:
@staticmethod
cdef inline int move_cost(StateClass s, const GoldParseC* gold) nogil:
cdef int cost = 0
if arc_is_gold(gold, s.B(0), s.S(0)):
return 0
else:
# Account for deps we might lose between S0 and stack
if not s.has_head(s.S(0)):
for i in range(1, s.stack_depth()):
cost += gold.heads[s.S(i)] == s.S(0)
cost += gold.heads[s.S(0)] == s.S(i)
return pop_cost(s, gold, s.S(0)) + arc_cost(s, gold, s.B(0), s.S(0))
@staticmethod