FunctionType
Addedv2.5.x
This is an enumeration that provides the following constants.
Constants
- 
BM25 = 1 Sets the function type to BM25. 
- 
Unknown = 0 Sets the function type to Unknown. 
This is an enumeration that provides the following constants.
BM25 = 1
Sets the function type to BM25.
Unknown = 0
Sets the function type to Unknown.