Tag: fourier transform

Paper accepted for eCAADe conference

My paper Frequency analysis of wood textures has been accepted for the eCAADe conference. I will present it on Thursday, September 20 in Delft, NL. Video of Session…

dunes

Sorting Image Features

The studies on Fourier Analysis of images is being continued. For the following studies in this field – and other tasks relying on matrix math – I switched…

WoodSOM

Wood SOM

With the same set of wood image data, a SOM (self-organizing map, Kohonen) was trained. An introductory description and the code for this example was originally taken from…

fft of wood samples

The Sound of Wood

The same set of sample images serving as input for the FFT analysis. The frequency filter is set to a radius of four. The main textural features of…

The Sound of Images

To be able to compare to images by their texure, they must be quantified in a way other than just plotting the pixels in RGB space.A useful method…