Hadoop Small Image Processing Technology Based on Big Data Processing and Its Application Effect in Face Feature Extraction and Face Recognition System Design

Table 4

Expressivity score (%) of proposed and existing techniques.

Parameters	Methods
	Voxel-based 3D [24]	Ensemble-aided FR [25]	Coupled mapping [26]	Deep-DA [27]	AFTA (proposed)
Happiness	55	66	32	44	80
Anger	44	77	10	35	88
Sadness	65	78	55	80	98
Surprise	55	35	48	68	78
Disgust	58	68	34	74	84
Fear	60	54	46	66	88