| MoreLikeThis | Generate "more like this" similarity queries. | code | html |
| MoreLikeThis.FreqQ | PriorityQueue that orders words by score. | code | html |
| MoreLikeThis.Int | Use for frequencies and to avoid renewing Integers. | code | html |
| MoreLikeThisQuery | A simple wrapper for MoreLikeThis for use in scenarios where a Query object is required eg in custom QueryParser extensions. | code | html |
| SimilarityQueries | Simple similarity measures. | code | html |