Method: Weka::Core::Instances#add_instance

Defined in:
lib/weka/core/instances.rb

#add_instance(instance_or_values, weight: 1.0) ⇒ Object

Add new instance

Examples:

Passing Instance

instances.add_instance(instance)

Passing an array of attribute values

attr_values = [attr1_value, attr2_value, attr3_value]
instances.add_instance(attr_values)

Passing a hash of attribute values.

attr_values = { attr1_name: attr1_value, attr2_name: attr2_value }
instances.add_instance(attr_values)

Parameters:

  • instance_or_values (Instance, Array, Hash) —

    the attribute values of the instance to be added. If passing an array, the attribute values must be in the same order as the attributes defined in Instances. If passing a hash, The keys are the names of the attributes and their values are corresponding attributes values.



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# File 'lib/weka/core/instances.rb', line 226

def add_instance(instance_or_values, weight: 1.0)
  instance = instance_from(instance_or_values, weight: weight)
  add(instance)
end