Improving the Performance of the Prony Method Using a Wavelet Domain Filter for MRI Denoising

Table 2

PSNR between the original and the denoised images corresponding to the two filters and 𝜎 values.

	𝜎=1	𝜎=2	𝜎=5	𝜎=8	𝜎=12
Original errors	37.2277	31.5732	24.4287	21.4391	18.5411
Kazubek's algorithm	41.1923	35.7037	28.6968	25.4961	22.6839
Modification to Kazubek's algorithm	41.5063	36.1647	29.7469	26.9269	24.5610