Tuesday, 19 January 2010

Uncanny Valley Material Test

I received a 3D scan of my face today, generously donated by fellow student Victoria Blake. In order to help her with her studies, I have put together a list of images of my face with different materials attached. Hopefully, this will help her to decide which route to go on to avoid the Uncanny Valley in her experiment (which involves people assessing virtual heads). Thanks to Victoria, I now have a fantastic asset to experiment with, hopefully helping me dive head first (no pun intended) into the Uncanny Valley.




































All the materials used are freely available for ZBrush, and can be found here: MatCap Library
Or shipped with ZBrush itself.

I added simple noise to each material for the right hand render in order to view the difference between smooth surface and a non-human surface texture.  These textures only work in ZBrush, however will give a good indication of potential materials that can be made for rendering the heads in.

As I spend so much time working with computer graphics, the judgement of uncanniness on this level of texture work is a bit tricky for me.  However, I would recommend working with a more clay, stone, or silicon type of material rather than a waxy, fleshy one.  This should help avoid the uncanniness of the scanned faces a bit.

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