Research Article

Supervised and Semisupervised Manifold Embedded Knowledge Transfer in Motor Imagery-Based BCI

Figure 4

Classification accuracy (%), with varying numbers of labelled and/or unlabelled target trials on dataset 1, for CSP-LDA [33], RA-CCSP-LDA [38], RA-RCSP-LDA [35], RA-CCSP-wAR [49], RA-RCSP-wAR [49], MEKT-sLDA [32], and our proposed algorithms. (a) Subject aa. (b) Subject al. (c) Subject av. (d) Subject aw. (e) Subject ay. (f) All subjects.