In computer science, canonicalization (abbreviated c14n, where 14 represents the number of letters between the C and the N; also sometimes standardization or normalization) is a process for converting data that has more than one possible representation into a "standard", "normal", or canonical form. This can be done to compare different representations for equivalence, to count the number of distinct data structures, to improve the efficiency of various algorithms by eliminating repeated calculations, or to make it possible to impose a meaningful sorting order.
Posts about Canonicalization
    • How Faceted Navigation Affects SEO

      Faceted navigation is problematic for almost all e-commerce websites. The number of pages that e-commerce websites have on different versions of a single product poses a threat to the crawler’s efficiency – which could negatively affect your SEO. But what does faceted navigation really mean? Faceted Navigation Faceted navigation is typically found in the sidebars of e-commerc ...

      SEO Hacker Blogin SEO How To's- 26 readers -
  • How TO NOT Screw up Your Canonical Tags

    … is the same, but they will not index /b, then you are still essentially facing the same problem as using the robots.txt. You will still be preventing them from merging the ranking signals of /a and /b – which is something that is important for your SEO. Only use the 301 I still strongly recommend that you use the 301 redirect for canonicalization…

    SEO Hacker Blogin How To's- 26 readers -