1. https://en.wikipedia.org/wiki/Hedcut
2. Feature-guided image stippling;Kim,2008
3. Rotate-and-render: Unsupervised photo-realistic face rotation from single-view images;Zhou;Proceedings of the IEEE/CVF Conference on Computer Vision and Pattern Recognition,2020
4. A Style-Based Generator Architecture for Generative Adversarial Networks;Karras;Proceedings of the IEEE/CVF Conference on Computer Vision and Pattern Recognition (CVPR),2019
5. Effective face frontalization in unconstrained images;Hassner;Proceedings of the IEEE Conference on Computer Vision and Pattern Recognition (CVPR),2015