| from lhotse.features.io import KaldiWriter | |
| import numpy as np | |
| for part in ["train_clean_460", "dev_clean", "test_clean"]: | |
| with open(f"./exp/xvector_nnet_1a/xvectors_{part}/spk_xvector.txt", "r") as f: | |
| with KaldiWriter(f"./exp/xvector_nnet_1a/xvectors_{part}/") as writer: | |
| features = [line.strip().split() for line in f] | |
| for feature in features: | |
| key = feature[0] | |
| feats = feature[2:-1] | |
| feats = [float(f) for f in feats] | |
| assert len(feats) == 512 | |
| writer.write(key, np.array([feats], dtype=np.float32)) | |