This one, then: https://ieeexplore.ieee.org/document/1264852?reload=true https://ieeexplore.ieee.org/document/1264852?reload=true But I will also add that the

This one, then: https://ieeexplore.ieee.org/document/1264852?reload=true https://ieeexplore.ieee.org/document/1264852?reload=true But I will also add that the methods described in my original link are perfectly viable from a technical perspective, just slightly impractical from a UX perspective.