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Table 3 Average tissues volumes of WM, GM and CSF (without sulcal CSF) obtained from 22 scans in the eleven subjects, before and after normalization, comparing our method with histogram matching (unit: mm3)

From: Histogram-based normalization technique on human brain magnetic resonance images from different acquisitions

 

WM

GM

CSF (without sulcal CSF)

Volume (reference image)

468,400* ± 54,664

538,990* ± 49,667

1,260* ± 193

Volume (input image)

409,480 ± 54,011

572,560 ± 47,994

1,058 ± 187

Volume (normalized image with hist. match)

443,790 ± 56,273

547,810 ± 53,457

1,148 ± 189

Volume (normalized image with hist. normalization)

451,083* ± 53,326

540,940* ± 48,757

1,225* ± 199

  1. Data layout: mean ± std.
  2. * Statistically significantly the volumes with HN method are identical to the volumes of the reference image (p value <0.05).