Improved - PCA Algorithm Using Artificial Sparsity in Dynamic MRI

Figure 8

Summary of the quantitative performance of three - PCA methods on 4-fold accelerated in vivo dataset. The plots show the NRMSE (a) and the signal-intensity time courses of two manually drawn ROIs (b, c) at the reduction factor of 4 with different time frames.

(a)

(b)

(c)