Mar 10 2021 09:47 AM
Mar 10 2021 09:55 AM
@Roshini Yes - if the synonym map causes there to be extra terms to match the query, this will cause the document to be boosted higher. The biggest thing synonym maps are going to do for you is improve the recall of the query. All matching terms will be pulled and then fed into the BM25 algorithm.
By the way, this video is a great resource on relevance/ranking: AI Show | Similarity and Scoring in Azure Cognitive Search - YouTube