A is a standard format used in information retrieval (IR) and search engine evaluation. One particularly useful feature of the TREC file format is its explicit, structured relevance judgments (often called qrels ), which allow for rigorous, repeatable evaluation of search systems.
Here’s why that feature stands out: A TREC file (e.g., qrels.txt ) typically uses a simple 4-column format: trec file
query_id 0 document_id relevance Example: A is a standard format used in information