Loess

Simple Loess / Lowess interpolator built in Ruby, based on Apache's LoessInterpolator.

Installation

Add this line to your application's Gemfile:

gem 'loess'

And then execute:

$ bundle install

Or install it yourself as:

$ gem install loess

Usage


regression = Loess::Calculator.calculate(data)
regression = Loess::Calculator.new(data).calculate

# Change your settings

calculator = Loess::Calculator.new(data)
calculator.bandwidth = 0.2
calculator.robustness_factor = 10 # Go crazy
calculator.calculate

# Pass in settings through initialize
calculator = Loess::Calculator.new(data, bandwidth: 0.2, accuracy: 1e-10)
calculator.calculate

Contributing

  1. Fork it ( https://github.com/swanandp/loess.rb/fork )
  2. Create your feature branch (git checkout -b my-new-feature)
  3. Commit your changes (git commit -am 'Add some feature')
  4. Push to the branch (git push origin my-new-feature)
  5. Create a new Pull Request