Facial Expression and Gesture Analysis for Emotionally-Rich Man-Machine Interaction - 3D Modeling and Animation: Synthesis and Analysis Techniques for the Human Body - page 184

Figure 3. A frame from
the original sequence.

Figure 4. Detected
primary facial features.

Figure 5. The apex of
an expression.

Figure 7. A neutral
expression.

Figure 6. Detected
facial features.

Figure 8. Estimated FAP values for Figure 6.