Method encode

nodedb-vector/src/rerank/codecs/binary.rs:53–64

Encode a full-precision vector to binary sign bits. The serialized form is the raw `UnifiedQuantizedVector` buffer (`as_bytes()`): 32-byte `QuantHeader` followed by `ceil(dim/8)` bytes of packed sign bits.

(&self, v: &[f32])

    /// (`as_bytes()`): 32-byte `QuantHeader` followed by `ceil(dim/8)` bytes
    /// of packed sign bits.
    fn encode(&self, v: &[f32]) -> Result<Vec<u8>, RerankError> {
        if v.len() != self.dim {
            return Err(RerankError::BadInput(format!(
                "binary encode: vector len {} != codec dim {}",
                v.len(),
                self.dim
            )));
        }
        use nodedb_codec::vector_quant::codec::VectorCodec as _;
        let quantized = self.codec.encode(v);
        Ok(quantized.as_ref().as_bytes().to_vec())
    }

    /// Prepare the query for repeated distance calls.
    ///