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Support cosine distance for training vectors #4227

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Support cosine distance for training vectors #4227

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2 changes: 2 additions & 0 deletions benchs/bench_fw/descriptors.py
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Expand Up @@ -106,6 +106,8 @@ class DatasetDescriptor:
# desc_name
desc_name: Optional[str] = None

normalize_L2: bool = False

def __hash__(self):
return hash(self.get_filename())

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2 changes: 2 additions & 0 deletions benchs/bench_fw/index.py
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Expand Up @@ -1138,6 +1138,8 @@ def assemble(self, dry_run):
return None, None, ""
logger.info(f"assemble, train {self.factory}")
xt = self.io.get_dataset(self.training_vectors)
if self.training_vectors.normalize_L2:
faiss.normalize_L2(xt)
_, t, _ = timer("train", lambda: codec.train(xt), once=True)
t_aggregate += t

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