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Realizing Levels of the Hyperarithmetic Hierarchy as Degree Spectra of Relations on Computable Structures.

Denis R. HirschfeldtWalker M. White
Published in: Notre Dame J. Formal Log. (2002)
Keyphrases
  • lower level
  • hierarchical structures
  • image processing
  • data model
  • higher level
  • background knowledge
  • abstraction levels
  • relational structures
  • upper level
  • partially ordered sets