def pairwise_distances(self, U, V):
        """
        Evaluate pairwise distances between two batches of feature vectors.
        """
        return self.session.run(
            self.distance_block,
            feed_dict={self._features_batch1: U, self._features_batch2: V},
        )

        Evaluate pairwise distances between two batches of feature vectors.
        
mv-diffusion/One-2-3-45-by-view/ldm/modules/evaluate/adm_evaluator.py