Update Filter_Merge_Calculate_Function.R
Update Filter_Merge_Calculate_Function.R

Provided more clarified values for "Precision" and "Recall" for the following two cases:
1) When there are not relevant datasets in the ground truth for a specific query.
2) When there are relevant datasets in the ground truth, but there are no relevant datasets retrieved and irrelevant datasets retrieved for the specific query.
DataONEorg/semantic-query,DataONEorg/semantic-query,DataONEorg/semantic-query