BioMed Research International / 2019 / Article / Tab 1

Research Article

Influence of Acquisition Time on MR Image Quality Estimated with Nonparametric Measures Based on Texture Features

Table 1

Number of correlated textures for the imaging sequences obtained with different acquisition times.

GRAPPA1 vs. GRAPPA2GRAPPA1 vs. GRAPPA3GRAPPA1 vs. GRAPPA4Feature values/acquisition times (F/A)Best performing textural features

Correlation coefficient/tissue>0.8>0.9>0.8>0.9>0.8>0.9>0.9
Bones of the spine (8 patients)21216618514160499GLCM, RLM, Haar wavelets
Extensor muscles (8 patients)10100071GLCM, FOF
Femur (7 patients)1489564114GLCM, RLM, Haar wavelets
Humerus shaft (9 patients)11950039FOF, GLCM
Humerus epiphysis (9 patients)0061003FOF, GLCM
Humerus metaphysis (9 patients)001020018RLM, Haar wavelets
Supraspinatus muscle (9 patients)001201042GLCM, Haar wavelets
Supraspinatus tendon (9 patients)003000108GLCM

Results are listed for the different scanned tissues. F/A indicates the features acquired and the correlation with different acquisition times.

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