Towards emotion-sensitive learning cognitive state analysis of big data in education: deep learning-based facial expression analysis using ordinal information

Computing ◽  
2019 ◽  
Vol 102 (3) ◽  
pp. 765-780
Author(s):  
Ruyi Xu ◽  
Jingying Chen ◽  
Jiaxu Han ◽  
Lei Tan ◽  
Luhui Xu
PLoS ONE ◽  
2020 ◽  
Vol 15 (4) ◽  
pp. e0228059 ◽  
Author(s):  
Niek Andresen ◽  
Manuel Wöllhaf ◽  
Katharina Hohlbaum ◽  
Lars Lewejohann ◽  
Olaf Hellwich ◽  
...  

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