The following publications are possibly variants of this publication:
- Orthogonal Tensor Neighborhood Preserving Embedding for facial expression recognitionShuai Liu, Qiuqi Ruan. PR, 44(7):1497-1513, 2011. [doi]
- Multi-Feature Tensor Neighborhood Preserving Embedding for 3D Facial Expression RecognitionYajie Jiang, Qiuqi Ruan. access, 9:106303-106316, 2021. [doi]
- Orthogonal Neighborhood Preserving Embedding for Face RecognitionXiaoming Liu, Jianwei Yin, Zhilin Feng, Jinxiang Dong, Lu Wang. icip 2007: 133-136 [doi]
- Facial expression recognition based on two-dimensional discriminant locality preserving projectionsRuicong Zhi, Qiuqi Ruan. ijon, 71(7-9):1730-1734, 2008. [doi]