Oxygenation absorption and light scattering driven facial animation of natural virtual human by Alkawaz, M. H., Basori, A. H., Mohd. Hashim, S. Z.

“…Unity3D is exploited for shading programming to implement advanced real-time rendering. Five basic natural human facial emotive appearance such as angry, happy, neutral, sad and fear are simulated for Asian, European and Middle East male and female. …”