ITK/Examples

Warning: The media wiki content on this page is no longer maintained. The examples presented on the https://itk.org/Wiki/* pages likely require ITK version 4.13 or earlier releases. In many cases, the examples on this page no longer conform to the best practices for modern ITK versions. Recent examples that are up to date with ITK version 5 can be found at ITK Examples

Spectral Analysis

Example Name	ITK Classes Demonstrated	Description
Compute the FFT of an image	VnlFFTRealToComplexConjugateImageFilter
Compute the cross-correlation of two images in the Fourier domain	VnlFFTRealToComplexConjugateImageFilterVnlFFTComplexConjugateToRealImageFilter

Statistics

Example Name	ITK Classes Demonstrated	Description
Compute a histogram from an RGB image.	ImageToHistogramFilterRGB
Compute a histogram from a itk::VectorImage.	ImageToHistogramFilterVectorImage
1D KMeans Clustering	KdTreeBasedKMeansClustering
3D KMeans Clustering	KdTreeBasedKMeansClustering
Compute kmeans clusters	KdTreeBasedKmeansEstimator
Extract texture features using GLCM	ScalarImageToCooccurrenceMatrixFilter

Spatial Objects

Example Name	ITK Classes Demonstrated	Description
Plane spatial object	PlaneSpatialObject

Inspection

Example Name	ITK Classes Demonstrated	Description
Printing a pixel value to the console	GetPixel

Image Registration

Example Name	ITK Classes Demonstrated	Description
Register one image to another using manually specified landmarks	DeformationFieldTransform

Image Segmentation

Example Name	ITK Classes Demonstrated	Description
Mean shift clustering	SampleMeanShiftClusteringFilter

Meshes

Example Name	ITK Classes Demonstrated	Description
Subdivide an itk::QuadEdgeMesh	LoopTriangleCellSubdivisionQuadEdgeMeshFilter	Perform a loop triangle cell subdivision on a spherical quad edge mesh.

Included in the ITK Repository

Example Name	ITK Classes Demonstrated	Description
Image registration

Problems

Small Problems

Example Name	ITK Classes Demonstrated	Description
Compute the histogram of an image	Statistics_1_1ImageToHistogramFilter	The last entry of the red histogram should contain several values, but it is 0?
Classifying pixels using KMeans	KmeansModelEstimator	How to apply the labels of the filter to the input image?