Retrieval, embeddings and long context
BEIR
Zero-shot retrieval across heterogeneous domains and corpora.
About BEIR
What it measures
nDCG@10, recall and other declared retrieval metrics.
Scope & limitations
For database comparisons, hold embeddings, retrieval configuration and recall targets fixed; report latency separately.
Evaluation environment
Search/index pipeline with fixed corpus, chunking and embeddings.