Xiaohua Wang, Ying Chen, Min Hu, Fuji Ren. Occluded Facial Expression Recognition Based on Asymmetric Region Weber Local Descriptor and Block Similarity Weighting[J]. Laser & Optoelectronics Progress, 2018, 55(4): 041013
- Laser & Optoelectronics Progress
- Vol. 55, Issue 4, 041013 (2018)
Fig. 1. 3×3 neighborhood diagram of WLD
Fig. 2. Neighborhood diagrams of (a) WLD and (b) AR-WLD
Fig. 3. Differential excitation images under different neighborhood sizes
Fig. 4. Partial occluded simulation samples. (a) JAFFE database; (b) CK database
Fig. 5. Comparison of recognition rate of different neighborhood sizes. (a) JAFFE database; (b) CK database
Fig. 6. Comparison of recognition rate of different feature extraction algorithms. (a) JAFFE database; (b) CK database; (c) JAFFE database; (d) CK database
Fig. 7. Comparison of recognition rate of different occluded expression recognition methods. (a) JAFFE database; (b) CK database; (c) JAFFE database; (d) CK database
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Table 1. Comparison of recognition rate of different expression recognition methods
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