Any concept.
clear in 60 seconds.

Elasticsearch rescoring improves search result rankings using a two-stage process.

Elasticsearch ranks search results using BM25 based on relevance scoring.

Elasticsearch Hybrid Search combines keyword and semantic searches for better results.

BM25 and field boosting help Elasticsearch rank search results based on relevance.

An inverted index helps search engines quickly find documents containing specific terms.

Filters check conditions without affecting relevance, while queries do.

Elasticsearch uses semantic search to find relevant documents based on meaning, not just keywords.

Optimizing Elasticsearch involves using filters, caching, and measuring performance.