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Comment by quantike

I spent a bit of time reading up on the internals and had a question about a small design choice (I am new to DB internals, specifically as they relate to vector DBs).

I notice that in your core vector type (`HVector`), you choose to store the vector data as a `Vec<f64>`. Given what I have seen from most embedding endpoints, they return `f32`s. Is there a particular reason for picking `f64` vs `f32` here? Is the additional precision a way to avoid headaches down the line or is it something I am missing context for?

Really cool project, gonna keep reading the code.

parent quantike 1 year ago

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