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Index Changes for Relevance

Jamie Unwin edited this page Sep 16, 2016 · 6 revisions

Archive identifier ie. BAB/A/001

String replace analyser - replace slash with space/nothing, so people can search for BABA001 or BAB A 001.

Number analyser? Get rid of leading zeros

use object_identifier_value_ngram

Accession Number

Same as above but replacing dashes

use object_identifier_value_ngram

Maker

Needs to be normalised and/or analysed, so people can search for items made by 'Robert Stephenson', rather than 'Stephenson, Robert'

English Stemmer Analyzer

Get rid of possessives. A search for 'Stephenson Rocket' should return Stephenson's Rocket.

Use:

  • summary_title
  • summary_title._text (lowercase faceting)
  • summary_title._lower (white space tokenised / stemmed)

Descriptions: (options.option1)

Should be analyzed with standard English analyzer