Pre-processing

Investigate the influence of pre-processing on the segmentation performance.

• Image smoothing / noise reduction

• Image normalization

• Histogram matching

• Skull stripping (separate the brain from the skull and other surrounding structures)

Materials

• pymia.filtering.preprocessing

• medpy.filter.IntensityRangeStandardization.IntensityRangeStandardization

• L. G. Nyúl, J. K. Udupa, and X. Zhang, New variants of a method of MRI scale standardization, IEEE Trans. Med. Imaging, vol. 19, no. 2, pp. 143–50, Feb. 2000.

• J.-P. Bergeest and F. Jäger, A Comparison of Five Methods for Signal Intensity Standardization in MRI, in Bildverarbeitung für die Medizin 2008, Berlin Heidelberg: Springer, 2008, pp. 36–40.

• scikit-learn: Pre-processing data