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Course update #36

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Course update #36

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050b4a5
Update 4_ITK_and_NumPy_answers_Exercise1.py
dzenanz Oct 22, 2024
a0cddc8
Update 2_Image_Filtering.ipynb
dzenanz Oct 22, 2024
66dd4f0
Update 5_Registration.ipynb
dzenanz Oct 23, 2024
e25d179
Update 5_Registration.ipynb
dzenanz Oct 23, 2024
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2 changes: 1 addition & 1 deletion 2_Image_Filtering.ipynb
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Original file line number Diff line number Diff line change
Expand Up @@ -945,7 +945,7 @@
"source": [
"### Exercise 3: Find other image filtering algorithms\n",
"\n",
"The classes in ITK are organized into **Modules**, and collections of Modules are organized into **Groups**. Examine the [Image Smoothing](https://itk.org/Insight/Doxygen/html/group__ITKSmoothing.html) Module and the [Filtering](https://itk.org/Insight/Doxygen/html/group__Group-Filtering.html) Group. Can any other smoothing or denoising classes be found? "
"The classes in ITK are organized into **Modules**, and collections of Modules are organized into **Groups**. Examine the [Image Smoothing](https://itk.org/Doxygen/html/group__ITKSmoothing.html) Module and the [Filtering](https://itk.org/Doxygen/html/group__Group-Filtering.html) Group. Can any other smoothing or denoising classes be found? "
]
},
{
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4 changes: 2 additions & 2 deletions 5_Registration.ipynb
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Expand Up @@ -367,7 +367,7 @@
"\n",
"resampler.Update()\n",
"\n",
"plt.imshow(itk.array_view_from_image(movingImage))"
"plt.imshow(itk.array_view_from_image(resampler.GetOutput()))"
]
},
{
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"source": [
"## Exercise 3: Image similarity matching metrics\n",
"\n",
"Examine the available [registration framework image similarity matching metrics](https://itk.org/Doxygen/html/classitk_1_1ImageToImageMetricv4.html).\n",
"Examine the available [registration framework image similarity matching metrics](https://itk.org/Doxygen/html/group__RegistrationMetrics.html).\n",
"\n",
"- Can an alternative metric be used in the registration pipeline above?\n",
"- Which metrics should be used for multi-modality registration?"
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7 changes: 7 additions & 0 deletions solutions/4_ITK_and_NumPy_answers_Exercise1.py
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Expand Up @@ -6,6 +6,13 @@
im=itk.imread('data/CBCT-TextureInput.png', itk.F)
sobel=itk.sobel_edge_detection_image_filter(im)
arr = itk.array_from_image(sobel)

plt.subplot(1, 2, 1)
plt.gray()
plt.imshow(itk.array_view_from_image(im))
plt.axis('off')

plt.subplot(1, 2, 2)
plt.gray()
plt.imshow(arr)
plt.axis('off')