Sparse Dictionary-Based Magnetic Resonance Superresolution Imaging with Joint Loss Function Learning

Table 9

Comparison of time consuming of several superresolution reconstructed images (ms).

Image	The multiple of image superresolution	Bicubic interpolation	Nearest neighbor image block	Joint dictionary	Dictionary optimization algorithm
Neck1	2	35.7	43.1	65.9	75.5
	4	42.4	49.7	69.4	74.8
Neck2	2	36.3	44.2	66.2	74.3
	4	41.3	49.4	69.2	75.2