Ch 3: Architecture - madhusudhankonda/elasticsearch-in-action GitHub Wiki

Similarty

PUT temp_index { "settings": { "index":{ "similarity":{ "custom_BM25":{ "type":"BM25", "k1":"1.1", "b":"0.85" } } } } }

PUT temp_index/_mapping { "properties":{ "field1":{ "type":"text", "similarity":"custom_BM25" } } }