Normcore
¶ ↑
Simple library for sampling from random distributions
-
Normcore::Normal
- Gaussian/normal distribution. -
Normcore::LogNormal
- exp(Gaussian/normal) distribution.
Installation¶ ↑
RubyGems
gem install normcore
Bundler
gem 'normcore'
Usage¶ ↑
require 'normcore' # μ = 0, σ = 1 d = Normcore::Normal.new(0, 1) # return an Array of 100 samples d.sample(100)
Bonus¶ ↑
You can use Normcore
as an executable:
# produce an endless stream [defaults: μ = 0, σ = 1] normcore # μ=100, σ=50 normcore 100 50
Using bashplotlib:
bin/normcore 1 5 | head -n 10000 |hist normcore 2177| o 2062| oo 1948| oo 1833| oo 1719| oo 1604| ooo 1490| ooo 1375| oooo 1261| oooo 1146| oooo 1031| oooo 917| oooo 802| ooooo 688| oooooo 573| oooooo 459| oooooo 344| ooooooo 230| oooooooo 115| oooooooo 1| oooooooooooooo -------------- ------------------------------- | Summary | ------------------------------- | observations: 10000 | | min value: -18.768871 | | mean : 0.995957 | | max value: 19.428214 | -------------------------------
License¶ ↑
MIT (see LICENSE
for details)