Reranking
Definition
Reranking reorders existing hits based on an additional evaluation.
The process of reordering an existing candidate list according to an additional scoring function.
Simply explained
The initial result list is re-examined and then reordered into a more appropriate sequence.
Why it matters in practice
The term improves reliable access to data and knowledge as well as their usable linkage in digital systems.
Example from business
A semantic model reorders the hits delivered by BM25.
Limits and pitfalls
- Trying to fix weak candidate generation by reranking or optimizing offline metrics without user testing.
Origin & history
Reranking is a long-established pattern in search engines and recommendation systems.
Use in mid-sized companies
- Possible application: A semantic model reorders the hits delivered by BM25.
Frequently asked questions
What does reranking of search results mean?
The process of reordering an existing candidate list according to an additional scoring function. What mistakes should be avoided? Trying to fix weak candidate generation through reranking or optimizing offline metrics without user testing.
Sources
Source checked on 10.10.2026. Editorial application examples are hypothetical; no evidence of real customer results.
Editorially reviewed on: