positiveSYS.SOURCE: NASA Spinoff• 2026-09-10T15:29:30Z

Decorrelation Stretch Algorithm Enhances Visibility of Ancient Rock Art

#satellite imaging #image processing #archaeology

A NASA-developed decorrelation stretch algorithm, initially used for satellite imagery, has been adapted to enhance faded ancient rock art. The technique, refined by Jon Harman, enables archaeologists to uncover previously invisible details in historical sites.

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