...the easiest is the von Neumann extractor where you just extract a zero if both randomness sources are zero, do the same thing for ones and discard all the differences. Half the output with more entropy than any single connected source (if they can't read or influence each other).
https://en.wikipedia.org/wiki/Randomness_extractor
...the easiest is the von Neumann extractor where you just extract a zero if both randomness sources are zero, do the same thing for ones and discard all the differences. Half the output with more entropy than any single connected source (if they can't read or influence each other).