Gustavo Ferraz Trindade

2 Questions 3 Answers 0 Followers

Questions related from Gustavo Ferraz Trindade

If I don't have a normal distribution for one or two variables, is it still possible/convenient to perform PCA?

I'm not sure if I will be just ignoring this fact or creating some kind of artifact on the final result. I guess I will just ignore it when I zscore the data, but how critical is this for the...

02 February 2014 2,625 5 View

How different from "c" is the light velocity in space? Can the space be considered a medium?

I have been reading about Cherenkov radiation and wondered if it would be possible for a particle to travel faster than light in the space.

12 December 2012 8,220 6 View