Similarity searching

The ability to search for similar documents. Similar in a search context may be similar to a document in a result set or similar to an example document.Similarity searching may be based on:

• Find similar: Find documents similar to the selected document, or based on input of a full document or a chunk of a document submitted via the search interface. 
• Refine similar: Within the scope of the original query, find documents similar to the selected document 
• Exclude similar: Within the scope of the original query, find documents different from the selected document

See also Document vector