HUI ZHANG1,2, XUETONG DING1,2, and JIAQI ZHOU3
1Beijing Advanced Innovation Center for Big Data-Based Precision Medicine(BDBPM), Beihang University, Beijing 100083, China, Beihang University, Beijing, China, 2Key Laboratory of Molecular Imaging, Institute of Automation, Chinese Academy of Sciences, Beijing 100190, China, Beijing, China, 3Department of computer science, Beihang University, Beijing, China
1Beijing Advanced Innovation Center for Big Data-Based Precision Medicine(BDBPM), Beihang University, Beijing 100083, China, Beihang University, Beijing, China, 2Key Laboratory of Molecular Imaging, Institute of Automation, Chinese Academy of Sciences, Beijing 100190, China, Beijing, China, 3Department of computer science, Beihang University, Beijing, China
We developed a multi-task deep neural network and used it for investigating facial expression and identity perception in brain. We found distinct and hierarchical pathways for face expression and identity in visual cortex.
Figure 2. The architecture of the multi-task deep neural network.
Figure 3. The normalized z-scores for facial expression and identity at each DNN layer.