This is all over the internet today, but it’s really cool and makes good intuitive sense – they call it Colorization Using Optimization and they start with an assumption that “neighboring pizels in space-time that have similar intensities should have similar colors” and do a costed weighting function to use a few scribbles of colors in the different areas to seed the system with a color guide. It’s much cooler than it sounds, so check it out!
Asparagus pee, Gooblek & Other Neat stuff
Time to take this bull by the horns and milk it.