Its part of a growing wave of innovations aimed at capturing and expressing emotions in VR.
“Body language, for example, can be more expressively captured and communicated than by video.
Tracking Your Face
VR is all about new ways to experience digital environments.

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But the NeckFace concept could be one way to get more feedback from users.
And this hopefully can tell us a lot of information about your physical activity and mental activities.
NeckFace also has the potential to change video conferencing.

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Natural, in-person communication between people includes information channels well beyond the text of utterances.
Facebook recently released a paper on “reverse passthrough VR” to make VR headsets less physically isolating.
VR is getting more realistic, but expressing the emotions of users is still a challenge, experts say.
The direction of an interlocutors gaze is massively important.”
“Self-empathy is connected to much higher levels in self-care and care of future outcomes.”
Tracking emotion in VR one day even could help detect whether users will commit criminal acts in the future.
On the lighter side, emotion tracking could also make gaming more fun.
“Imagine turning into a vengeful dragon when the various sensors indicate anger.”