mapping vs similarity

mapping

noun
  • Assigning a PC to a shared drive or printer port on a network. 

  • The process of locating genes on a chromosome. 

  • A function that maps every element of a given mathematical structure (eg: a set) to a unique element of another structure; a correspondence. 

  • conversion of data types between incompatible type systems. 

  • The process of making maps. 

similarity

noun
  • The relation of sharing properties. 

  • A transformation that preserves angles and the ratios of distances 

  • The property of two matrices being similar. 

  • Closeness of appearance to something else. 

How often have the words mapping and similarity occurred in a corpus of books? (source: Google Ngram Viewer )