CatgirlIntelligenceAgency/code/features-index/result-ranking/readme.md

# Result Ranking

Contains various heuristics for deciding which search results are important
with regard to a query. In broad strokes [BM-25](https://nlp.stanford.edu/IR-book/html/htmledition/okapi-bm25-a-non-binary-model-1.html)
is used, with a number of additional bonuses and penalties to rank the appropriate search
results higher.

## Central Classes

* [ResultValuator](src/main/java/nu/marginalia/ranking/ResultValuator.java)

## See Also

* [features-index/domain-ranking](../domain-ranking) - Ranks domains
Yet more restructuring. Improved search result ranking. 2023-03-16 21:35:54 +01:00			`# Result Ranking`

			`Contains various heuristics for deciding which search results are important`
Increase search result relevance (#8) * Increase accuracy of the position bits. * Increase their width to 56. * Use a rolling position scheme for bits 16-56 to increase the average accuracy. * Result ranking overhaul * Optimized queries * BM25 in the index service's ranking * Make gui less jank * Javadocs for ranking parameters. 2023-04-07 20:18:08 +02:00			`with regard to a query. In broad strokes [BM-25](https://nlp.stanford.edu/IR-book/html/htmledition/okapi-bm25-a-non-binary-model-1.html)`
			`is used, with a number of additional bonuses and penalties to rank the appropriate search`
			`results higher.`
Yet more restructuring. Improved search result ranking. 2023-03-16 21:35:54 +01:00
			`## Central Classes`

			`* [ResultValuator](src/main/java/nu/marginalia/ranking/ResultValuator.java)`

			`## See Also`

(refactor) Remove features-search and update documentation 2023-10-09 15:12:30 +02:00			`* [features-index/domain-ranking](../domain-ranking) - Ranks domains`