Class: Model

Inherits:

Object

• Object
• Model

Defined in:

lib/model.rb

Instance Attribute Summary

• #tf ⇒ Object readonly

  ++ Term-Frequency ++.

Instance Method Summary

• #initialize(base_text: base_text) ⇒ Model constructor

  A new instance of Model.

• #train(words) ⇒ Object

  ++ Term-Frequency count ++.

• #words(text) ⇒ Object

  ++ remove specail character ++.

Constructor Details

#initialize(base_text: base_text) ⇒ Model

Returns a new instance of Model.

# File 'lib/model.rb', line 7

def initialize(base_text: base_text)
  @tf = train(words(File.read(base_text)))
end

Instance Attribute Details

#tf ⇒ Object (readonly)

++ Term-Frequency ++

# File 'lib/model.rb', line 5

def tf
  @tf
end

Instance Method Details

#train(words) ⇒ Object

++ Term-Frequency count ++

# File 'lib/model.rb', line 21

def train(words)
  model = Hash.new(1)
  words.each {|f| model[f] += 1 }
  model
end

#words(text) ⇒ Object

++ remove specail character ++

# File 'lib/model.rb', line 14

def words(text)
  text.downcase.scan(/[a-z]+/)
end