The following table summarizes how relevance ranking modules respond to the RELEVANCE_RANK values of the MEMBER_NAME subelements in a SEARCH_INTERFACE element.
How do these modules ... |
... use RELEVANCE_RANK values? |
---|---|
Field, MaxField |
These modules order records according to the RELEVANCE_RANK value of the members to which they are tagged. |
Exact, First, Freq, Nterms, Numfields, Phrase, Proximity |
If specified with the considerFieldRanks option, these modules further sort records according to RELEVANCE_RANK values after the records have been sorted according to the standard behavior of the module. If the considerFieldRanks option is not specified, these modules do not use RELEVANCE_RANK values to sort records, and records that are not sorted by these modules are left in random order. |
Glom, Interp, Spell, Static Stem, Stratify, Thesaurus, WeightedFreq |
These modules cannot be specified with the considerFieldRanks option and do not sort records according to RELEVANCE_RANK values. Records that are not sorted by these modules are left in random order. |