topic_transformation.1grass man page

Topic: transformation

Note: see also the corresponding keyword transformation for additional references.

i.fft Fast Fourier Transform (FFT) for image processing.
i.ifft Inverse Fast Fourier Transform (IFFT) for image processing.
i.pca Principal components analysis (PCA) for image processing.
i.tasscap Performs Tasseled Cap (Kauth Thomas) transformation.
m.transform Computes a coordinate transformation based on the control points.
v.transform Performs an affine transformation (shift, scale and rotate) on vector map.

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