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> 1. Fine-tuning OSS embedding models on your real-world query patterns This is not as easy as you make it sound :) Typically, the embeddings are multi-modal:
by jamesblonde 3y ago
> 1. Fine-tuning OSS embedding models on your real-world query patterns
This is not as easy as you make it sound :)
Typically, the embeddings are multi-modal: the query string maps to a relevant document that I want to add as context to my prompt.
If i collect lots of new query strings, i need to know the ground truth "relevant document" it maps to. Then I can use the two-tower embedding model to learn the "correct" document/context for a query.
I have thought about this problem for LLMs that do function calling. And what you can do is collect query strings and the function calling results, and ask GPT-4 - "is this a 'good' answer?". GPT-4 can be a teacher model for collecting training data for my two-tower embedding model.
Reference:
https://www.hopsworks.ai/dictionary/two-tower-embedding-model https://www.hopsworks.ai/dictionary/two-tower-embedding-mode...
- reissbaker 3y agoI think the fact that finetuning embeddings well isn't easy is why it's a more useful service than hosted cosine similarity search ;)