Sometimes the live view of the eye tracker has a horizontal streak in the image.
What causes it? How can I prevent it?
Does it make the eye tracking worse?
asked 30 Apr '14, 13:52
If the eye tracker gets underpowered because the computer is low on battery or Windows is has
Another way that can cause this issue is if the eye tracker is plugged in near to another heavy USB device. So if there is a webcam or some other USB device that has a high data rate, if they are both on the same bus, or on nearby USB ports, they will complete for bandwidth.
If it is because of underpowered USB ports, do the following: