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Fig. B.1

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Left: fBm image of size 512x512 and Fourier spectral index β = 3. Right: Second fBm image of size 512x512 and Fourier spectral index β = 3 with different phases (different seed). Centre: fBm image resulting from introducing 20% (top) and 50%(bottom) of the phase from fBm I into fBm II.

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