RelevanceImpactFormula: String;
The RelevanceImpactFormula property determines search relevance influence formula.
A relevance formula is the formula, based on which value significance of indexed fields is determined. The formula can use created fields and different functions. The list of available functions is presented in the Apache Solr help at: https://wiki.apache.org/solr/FunctionQuery. The result of formula calculation must be the integer value, which, to determine relevance, will be multiplied to relevance value of found document. Apache Solr calculates the relevance value of found document.
The example of use is given in description of the ISolrSearchEngineSchema.SearchOptions property.
See also: