Replace the euclidean with a dot product

milli/src/index.rs

@@ -13,7 +13,7 @@ use roaring::RoaringBitmap;
 use rstar::RTree;
 use time::OffsetDateTime;
 
-use crate::dot_product::Euclidean;
+use crate::dot_product::DotProduct;
 use crate::error::{InternalError, UserError};
 use crate::facet::FacetType;
 use crate::fields_ids_map::FieldsIdsMap;
@@ -29,7 +29,7 @@ use crate::{
 };
 
 /// The HNSW data-structure that we serialize, fill and search in.
-pub type Hnsw = hnsw::Hnsw<Euclidean, Vec<f32>, Pcg32, 12, 24>;
+pub type Hnsw = hnsw::Hnsw<DotProduct, Vec<f32>, Pcg32, 12, 24>;
 
 pub const DEFAULT_MIN_WORD_LEN_ONE_TYPO: u8 = 5;
 pub const DEFAULT_MIN_WORD_LEN_TWO_TYPOS: u8 = 9;