#spec__specification  a detailed description of design criteria for a piece of work
  supertype:  #verbal_description__description  a statement that represents something in words
  subtype:  #computer_architecture  the art of assembling logical elements into a computing device; the specification of the relation between parts of a computer system
     subtype:  #neural_net__neural_network  computer architecture in which processors are connected in a manner suggestive of connections between neurons; can learn by trial and error
  subtype:  #network_architecture__networkarchitecture  specification of design principles (including data formats and procedures) for creating a network configuration of data processors

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