The only virtue of using the natural base is that you get a nice asymptotic distribution for random data.
On Fri, Apr 12, 2013 at 1:10 AM, Sean Owen <sro...@gmail.com> wrote: > Yes that's true, it is more usually bits. Here it's natural log / nats. > Since it's unnormalized anyway another constant factor doesn't hurt and it > means not having to change the base. > > > On Fri, Apr 12, 2013 at 8:01 AM, Phoenix Bai <baizh...@gmail.com> wrote: > >> I got 168, because I use log base 2 instead of e. >> ([?]) if memory serves right, I read it in entropy definition that people >> normally use base 2, so I just assumed it was 2 in code. (my bad). >> >> And now I have a better understanding, so thank you both for the >> explanation. >> >>
