GeoConv: geodesic guided convolution for facial action unit recognition

• Main Authors: Chen, Yuedong, Song, Guoxian, Shao, Zhiwen, Cai, Jianfei, Cham, Tat-Jen, Zheng, Jianmin
• Other Authors: School of Computer Science and Engineering
• Format: Article
• Language: English
• Published: 2023
• Subjects: Engineering::Computer science and engineering::Computing methodologies::Pattern recognition; Geodesic Guided Convolution; 3D Morphable Face Model
• Online Access: https://hdl.handle.net/10356/172657
• Institution: Nanyang Technological University

Automatic facial action unit (AU) recognition has attracted great attention but still remains a challenging task, as subtle changes of local facial muscles are difficult to thoroughly capture. Most existing AU recognition approaches leverage geometry information in a straightforward 2D or 3D manner,...