Facial Expression Recognition Based on Discriminant Neighborhood Preserving Nonnegative Tensor Factorization and ELM

Table 1

The top recognition rate and the corresponding dimension achieved on the JAFFE database.

	DNPNTF	NMF	DNMF	NTF
Recognition rates (%)	90.71	87.43	89.33	88.91
Dimensions	98	16	66	101