From 3dffc01e31a9dcb47704a65b227cc24b1fd5c55c Mon Sep 17 00:00:00 2001 From: Andrew Kane Date: Thu, 6 May 2021 22:40:04 -0700 Subject: [PATCH] Improved comment [skip ci] --- src/ivfbuild.c | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) diff --git a/src/ivfbuild.c b/src/ivfbuild.c index 2788b45..b64b5f4 100644 --- a/src/ivfbuild.c +++ b/src/ivfbuild.c @@ -41,8 +41,10 @@ SampleCallback(Relation index, CALLBACK_ITEM_POINTER, Datum *values, if (isnull[0]) return; - /* Normalize the value */ - /* Use KMEANS_NORM_PROC for spherical distance function */ + /* + * Normalize with KMEANS_NORM_PROC since spherical distance function + * expects unit vectors + */ if (buildstate->kmeansnormprocinfo != NULL) { if (!IvfflatNormValue(buildstate->kmeansnormprocinfo, buildstate->collation, &value, buildstate->normvec))