Wikipedia:Sandbox

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Wavelet Noise Type	Inventor	Year Introduced	Characteristics
Perlin Noise	Ken Perlin	1983	One of the earliest and most widely used gradient noise functions. It uses a lattice of gradient vectors and smooth interpolation.
Simplex Noise	Ken Perlin	2001	An improvement on Perlin noise that reduces computational complexity and avoids grid artifacts. It is more efficient for higher dimensions.
OpenSimplex Noise	Kurt Spencer	2014	A variation of Simplex noise designed to avoid patent restrictions and improve aesthetic qualities. It is free and open-source.