updated thresholds

blevesearch · May 21, 2024 · fc01ed8 · fc01ed8
1 parent b008b66
commit fc01ed8
Showing 1 changed file with 3 additions and 11 deletions.
diff --git a/section_faiss_vector_index.go b/section_faiss_vector_index.go
@@ -458,20 +458,12 @@ const (
 // Returns a description string for the index and quantizer type
 // and an index type.
 func determineIndexToUse(nvecs, nlist int, indexOptimizedFor string) (string, int) {
-	if indexOptimizedFor == index.IndexOptimizedForMemory {
-		switch {
-		case nvecs >= 1000:
+	switch {
+	case nvecs >= 1000:
+		if indexOptimizedFor == index.IndexOptimizedForMemory {
 			return fmt.Sprintf("IVF%d,SQ4", nlist), IndexTypeIVF
-		default:
-			return "IDMap2,Flat", IndexTypeFlat
 		}
-	}
-
-	switch {
-	case nvecs >= 10000:
 		return fmt.Sprintf("IVF%d,SQ8", nlist), IndexTypeIVF
-	case nvecs >= 1000:
-		return fmt.Sprintf("IVF%d,Flat", nlist), IndexTypeIVF
 	default:
 		return "IDMap2,Flat", IndexTypeFlat
 	}