4 ways to do question answering in LangChain | chat with long PDF docs | BEST method

Chat with your long PDF docs using load_qa_chain, RetrievalQA, VectorstoreIndexCreator, and ConversationalRetrievalChain. LangChain + OpenAI API works like magic! Which one works best for you? 🌟 Code in this video: https://github.com/sophiamyang/tutorials-LangChain/blob/main/LangChain_QA.ipynb 🌟 example.pdf is also in this repo: https://github.com/sophiamyang/tutorials-LangChain/blob/main/materials/example.pdf 🌟 Blog post: https://sophiamyang.medium.com/4-ways-of-question-answering-in-langchain-188c6707cc5a?sk=085589bc9f39c7d4d634be60fdfde05b 🌼 About me 🌼 Sophia Yang is a Senior Data Scientist working at a tech company. 🔔 SUBSCRIBE to my channel: /c/SophiaYangDS ⭐ Stay in touch ⭐ 📚 DS/ML Book Club: http://dsbookclub.github.io/ ▶ YouTube: /SophiaYangDS ✍️ Medium: https://sophiamyang.medium.com 🐦 Twitter: https://twitter.com/sophiamyang 🤝 Linkedin: https://www.linkedin.com/in/sophiamyang/ 💚 #datascience

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