AI **Question answering**
[Question](https://texonom.com/question-a471a468c2234eea8fe57f2ce2817ba4) [Recommend System](https://texonom.com/recommend-system-e94b364527554e65bfd9d3dc63fb1af7) 


### AI **Question answering Usages**
|Title|
|:-:|
|[Open Generative QA](https://texonom.com/open-generative-qa-2463bc75cb154c92a34ad7c869b53ab6)|
|[Extractive QA](https://texonom.com/extractive-qa-bb42eaeb12754e6aa2f51a1d80230d40)|
|[Closed Generative QA](https://texonom.com/closed-generative-qa-830cd1e6718b40c8affd656e646225f0)|
|[KBQA](https://texonom.com/kbqa-b36d7421836845d2937872ba50634417)|
|[QA dataset](https://texonom.com/qa-dataset-9dd3cfe0405d4431a6fe65fe720a313f)|




### Langchain
> [Question Answering — 🦜🔗 LangChain 0.0.150](https://python.langchain.com/en/latest/use_cases/evaluation/question_answering.html)

> [Question Answering over Docs — 🦜🔗 LangChain 0.0.148](https://python.langchain.com/en/latest/use_cases/question_answering.html)

### Notion
> [What is Question Answering? - Hugging Face](https://huggingface.co/tasks/question-answering)




