The color components are compressed by sampling them at a lower rate than the brightness (luma). Although color information is discarded, human eyes are less sensitive to color than to brightness.

Luma Dream Machine is an AI-driven video creation ... The detail in the carnival prompt, with its vivid colors and lively atmosphere, was particularly impressive. Despite its occasional quirks ...

LAS VEGAS--(BUSINESS WIRE)--At AWS re:Invent, Luma AI today announced the upcoming release of its newly updated Luma AI Ray 2 Video Model, which produces videos from text and image prompts in as ...

The video suggests that the iPhone 5’s lack of color options is a huge black mark on the device, while claiming Nokia’s upcoming Windows Phone 8-based Lumia 920 is the best alternative because ...