There is one .npy file for each utterance in the dataset, 7931 files in total. The speaker embeddings are 512-element X-vectors.
The CMU ARCTIC dataset divides the utterances among the following speakers:
bdl (US male)
slt (US female)
jmk (Canadian male)
awb (Scottish male)
rms (US male)
clb (US female)
ksp (Indian male)
The X-vectors were extracted using this script, which uses the speechbrain/spkrec-xvect-voxceleb model.
Usage:
from… See the full description on the dataset page:
https://huggingface.co/datasets/Matthijs/cmu-arctic-xvectors.