Subspace Learning and Joint Distribution Adaptation for Unsupervised Cross-Database Microexpression Recognition

Table 1

Sample composition of the reconstituted CASMEII and SMIC databases.

Database
Category	CASMEII	SMIC (HS)	SMIC (NIR)	SMIC (VIS)
Positive	32	51	23	23
Surprise	25	43	20	20
Negative	91	70	28	28
Total	148	164	71	71