Compressed Sensing MRI Reconstruction with Multiple Sparsity Constraints on Radial Sampling

Table 7

Comparison of computation time (in seconds) of different methods on renal arteries MR image (size 256×256) with different radial sampling schemes.

sampling scheme	method
	SparseMRI	RecPF	FCSA	FCSA-NLTV	WaTMRI	Proposed
radial uniform	3.02	4.33	2.74	5.21	5.41	116.74
radial golden	2.74	3.97	2.82	4.63	4.90	103.34
radial randomized	2.82	4.19	2.65	5.15	5.11	112.29