def METHOD_NAME(self):
    """
    Load the embedding backend.
    """
    if not hasattr(self, "embedding_backend"):
        self.embedding_backend = _SentenceTransformersEmbeddingBackendFactory.get_embedding_backend(
            model_name_or_path=self.model_name_or_path, device=self.device, use_auth_token=self.use_auth_token
        )