Improving noise


Two deficiencies in the original Noise algorithm are corrected: second order interpolation discontinuity and unoptimal gradient computation. With these defects corrected, Noise both looks better and runs faster. The latter change also makes it easier to define a uniform mathematical reference standard. 
DOI: 10.1145/566570.566636


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@inproceedings{Perlin2002ImprovingN, title={Improving noise}, author={Ken Perlin}, booktitle={ACM Trans. Graph.}, year={2002} }