Summary
This chapter showed the complete process of a facial expression system in OpenCV 3. We went through each step of the system and gave you a lot of alternative solutions for each step. This chapter also made an evaluation of the results based on features and learning algorithms.
Finally, this chapter gave you a few hints for further improvement including a great facial expression challenge, a facial landmarks approach, some features suggestions, and k-fold cross validation.
Get OpenCV 3 Blueprints now with the O’Reilly learning platform.
O’Reilly members experience books, live events, courses curated by job role, and more from O’Reilly and nearly 200 top publishers.
