Simple algorithm for index generation

  • collect all index terms from document

  • group index terms with the same initial letter

  • alphabetically sort terms inside each group

  • entries on the second level are processed in a similar way, and so on …

  • XSLT based implementation:

    • uses Muenchian method for grouping

    • the actual code is not very transparent

    • works only for English and few other Western European languages