APA (7th ed.) Citation

Li, H., Ding, H., Huang, D., Wang, Y., Zhao, X., Morvan, J., & Chen, L. (2015). An efficient multimodal 2D + 3D feature-based approach to automatic facial expression recognition. Computer vision and image understanding, 140, 83-92. https://doi.org/10.1016/j.cviu.2015.07.005

Chicago Style (17th ed.) Citation

Li, Huibin, Huaxiong Ding, Di Huang, Yunhong Wang, Xi Zhao, Jean-Marie Morvan, and Liming Chen. "An Efficient Multimodal 2D + 3D Feature-based Approach to Automatic Facial Expression Recognition." Computer Vision and Image Understanding 140 (2015): 83-92. https://doi.org/10.1016/j.cviu.2015.07.005.

MLA (9th ed.) Citation

Li, Huibin, et al. "An Efficient Multimodal 2D + 3D Feature-based Approach to Automatic Facial Expression Recognition." Computer Vision and Image Understanding, vol. 140, 2015, pp. 83-92, https://doi.org/10.1016/j.cviu.2015.07.005.

Warning: These citations may not always be 100% accurate.