[1] Tian Y I, Kanade T, Cohn J F. Recognizing action units for facial expression analysis[J]. IEEE Transactions on Pattern Analysis and Machine Intelligence, 23, 97-115(2001).
[4] Chu J H, Tang W H, Zhang S et al. An attention model-based facial expression recognition algorithm[J]. Laser & Optoelectronics Progress, 57, 121015(2020).
[6] Chen W D, Hu H F. Joint prominent expression feature regions in auxiliary task learning network for facial expression recognition[J]. Electronics Letters, 55, 22-24(2019).
[8] Ding H, Zhou S K, Chellappa R. FaceNet2ExpNet: regularizing a deep face recognition net for expression recognition[C]. //2017 12th IEEE International Conference on Automatic Face & Gesture Recognition (FG 2017), May 30-June 3, 2017, Washington, DC, USA, 118-126(2017).
[10] Szegedy C, Vanhoucke V, Ioffe S et al. Rethinking the inception architecture for computer vision[C]. //2016 IEEE Conference on Computer Vision and Pattern Recognition (CVPR), June 27-30, 2016, Las Vegas, NV, USA., 2818-2826(2016).
[12] Woo S, Park J, Lee J Y et al. CBAM: convolutional block attention module[M]. //Ferrari V, Hebert M, Sminchisescu C, et al. Computer vision-ECCV 2018. Lecture notes in computer science, 11211, 3-19(2018).
[13] Barros P, Churamani N, Sciutti A. The FaceChannel: a light-weight deep neural network for facial expression recognition[C]. //2020 15th IEEE International Conference on Automatic Face and Gesture Recognition (FG 2020), November 16-20, 2020, Buenos Aires, Argentina, 652-656(2020).
[14] Cao Q, Shen L, Xie W D et al. VGGFace2: a dataset for recognising faces across pose and age[C]. //2018 13th IEEE International Conference on Automatic Face & Gesture Recognition (FG 2018), May 15-19, 2018, Xi'an, China, 67-74(2018).
[15] Mollahosseini A, Chan D, Mahoor M H. Going deeper in facial expression recognition using deep neural networks[C]. //2016 IEEE Winter Conference on Applications of Computer Vision (WACV), March 7-10, 2016, Lake Placid, NY, USA., 1-10(2016).
[16] Zeng G H, Zhou J C, Jia X et al. Hand-crafted feature guided deep learning for facial expression recognition[C]. //2018 13th IEEE International Conference on Automatic Face & Gesture Recognition (FG 2018), May 15-19, 2018, Xi'an, China., 423-430(2018).
[17] Ming Z H, Chazalon J, Luqman M M et al. FaceLiveNet: end-to-end networks combining face verification with interactive facial expression-based liveness detection[C]. //2018 24th International Conference on Pattern Recognition (ICPR), August 20-24, 2018, Beijing, China, 3507-3512(2018).