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35 lines
1.3 KiB
Cython
35 lines
1.3 KiB
Cython
from .strings cimport hash_string
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cdef class KnowledgeBase:
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def __len__(self):
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return self._entries.size()
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def add_entity(self, entity_id: str, float prob, vectors=None, features=None):
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# TODO: more friendly check for non-unique name
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if entity_id in self:
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return
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cdef hash_t id_hash = hash_string(entity_id)
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cdef int32_t dummy_value = 342
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self.c_add_entity(entity_key=id_hash, prob=prob, vector_rows=&dummy_value, feats_row=dummy_value)
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# TODO self._vectors_table.get_pointer(vectors),
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# self._features_table.get(features))
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def add_alias(self, alias, entities, probabilities):
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"""For a given alias, add its potential entities and prior probabilies to the KB."""
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cdef hash_t alias_hash = hash_string(alias)
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cdef hash_t entity_hash = 0
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cdef int64_t entity_index = 0
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cdef vector[int64_t] entry_indices = [self._entry_index[hash_string(entity)] for entity in entities]
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self.c_add_aliases(alias_key=alias_hash, entry_indices=entry_indices, probs=probabilities)
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# TODO: check that alias hadn't been defined before
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# TODO: check that entity is already in this KB (entity_index is OK)
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# TODO: check sum(probabilities) <= 1
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# TODO: check len(entities) == len(probabilities)
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