Map < String , List < TfIdf >> function ( ) { return termsCollection ; }
returns the term collection . the term collection is a map . the keys are the field names , the values are the list of tfidf objects . concode_field_sep Schema schema concode_elem_sep JsonProvider jsonProvider concode_elem_sep Map<String,List<TfIdf>> termsCollection concode_field_sep FieldCounter<Double> extract concode_elem_sep FieldCounter<Double> extract