add module for LinearRegression

Author: kortirso

lib/learn_kit/regression/linear.ex

@@ -0,0 +1,46 @@
+defmodule LearnKit.Regression.Linear do
+  @moduledoc """
+  Module for Linear Regression algorithm
+  """
+
+  defstruct factors: [], results: []
+
+  alias LearnKit.Regression.Linear
+
+  @type factors :: [number]
+  @type results :: [number]
+
+  @doc """
+  Creates classificator with empty data_set
+
+  ## Examples
+
+      iex> classificator = LearnKit.Regression.Linear.new
+      %LearnKit.Regression.Linear{factors: [], results: []}
+
+  """
+  @spec new() :: %LearnKit.Regression.Linear{factors: [], results: []}
+
+  def new do
+    Linear.new([], [])
+  end
+
+  @doc """
+  Creates classificator with data_set
+
+  ## Parameters
+
+    - data_set: Keyword list with labels and features in tuples
+
+  ## Examples
+
+      iex> classificator = LearnKit.Regression.Linear.new([1, 2, 3, 4], [2, 3, 4, 5])
+      %LearnKit.Regression.Linear{factors: [1, 2, 3, 4], results: [2, 3, 4, 5]}
+
+  """
+  @spec new(factors, results) :: %LearnKit.Regression.Linear{factors: factors, results: results}
+
+  def new(factors, results) do
+    %Linear{factors: factors, results: results}
+  end
+end