Hue is just a fancy word for color, meaning pure values. Typically in an iPad painting app there are 360 possible color hues to choose from across the rainbow—beginning and ending with red.

where an algorithm stitches 3D point clouds and RGB images from the multiple viewpoints together into a single color 3D model that is sent back to the iPad. This model can be printed with any ...

"Dip" your finger into a certain color of paint on your iPhone, and then when you go to touch the iPad, that color will show up as you draw. Very cool idea, and while the reviews on the app say it ...