python2.7读入剪切 python读取nii

# encoding=utf8
'''
查看和显示nii文件
'''

import matplotlib
matplotlib.use('TkAgg')

from matplotlib import pylab as plt
import nibabel as nib
from nibabel import nifti1
from nibabel.viewers import OrthoSlicer3D

example_filename = '../ADNI_nii/ADNI_002_S_0413_MR_MPR____N3__Scaled_2_Br_20081001114937668_S14782_I118675.nii'

img = nib.load(example_filename)
print (img)
print (img.header['db_name'])   #输出头信息

width,height,queue=img.dataobj.shape

OrthoSlicer3D(img.dataobj).show()

num = 1
for i in range(0,queue,10):

    img_arr = img.dataobj[:,:,i]
    plt.subplot(5,4,num)
    plt.imshow(img_arr,cmap='gray')
    num +=1


plt.show()

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3D显示结果：

ADNI数据维度（256，256，170）分段显示：