# Could use elasticsearch to do keyword extraction

**URL:** <https://discuss.elastic.co/t/could-use-elasticsearch-to-do-keyword-extraction/306083>\
**Category:** Elasticsearch\
**Created:** [June 1, 2022, 6:49am UTC](https://discuss.elastic.co/t/could-use-elasticsearch-to-do-keyword-extraction/306083 "2022-06-01T06:49:08Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![zhugw](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/zhugw/32/45182_2.png) [@zhugw](https://discuss.elastic.co/u/zhugw)\
**Post date:** [June 1, 2022, 6:49am UTC](https://discuss.elastic.co/t/could-use-elasticsearch-to-do-keyword-extraction/306083/1 "2022-06-01T06:49:08Z")

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Want to extract some keyword from texts , could use tf-idf or textrank algorithm to implement it , e.g. scikit-learn tf-idf  
Could use Elasticsearch to implement this purpose(keyword extraction), that is put text into index, then call some Api could find top N keywords?

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**Author:** ![system](https://us1.discourse-cdn.com/elastic/original/3X/1/a/1ac57faf039f6b580b3f104ef42a2a89e41014de.png) [@system](https://discuss.elastic.co/u/system)\
**Post date:** [June 29, 2022, 6:49am UTC](https://discuss.elastic.co/t/could-use-elasticsearch-to-do-keyword-extraction/306083/2 "2022-06-29T06:49:57Z")

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