Do you use Vive Facial Tracker as your ground truth system and want to get face keypoints in mm scale? Do you want to visualize face in SRanipal Blender Shape without Unity? If yes, may consider to use this repository.
python3.10 -m venv venv
pip install -r requirements.txt
source venv/bin/activate
python blender_interface.py
python sranipal2keypoints.py -path sample_data.csv
Then output is created in sample_data.npz
.