A Weighted Block Dictionary Learning Algorithm for Classification

Table 2

The recognition accuracy (%) of SRC, K-SVD, D-KSVD, LC-DKSVD, and WBDL on AR database.

Method	Accuracy (%)
SRC	77.34
K-SVD	89.41
D-KSVD	90.60
LC-KSVD	91.78
WBDL (global)	94.00
WBDL (local)	95.33