In this video, we cover some core concepts around retrieval / reranking:
– Node Parsing and Retrievers, specifically the AutoMergingRetriever and HierarchicalNodeParser
– Node post-processors and custom node-postprocessing
– Reviewing setting up a RouterQueryEngine
The full code is available in the llama_docs_bot folder in the following repo: https://github.com/run-llama/llama_docs_bot
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