From d5a88cb8967e76712e1d6a9afa03cc54984f96d1 Mon Sep 17 00:00:00 2001
From: Haiyang Xu <haixu@microsoft.com>
Date: Tue, 17 Feb 2026 13:07:54 -0800
Subject: [PATCH 1/3] public use betafilter

---
 diskann-providers/src/model/graph/provider/layers/mod.rs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/diskann-providers/src/model/graph/provider/layers/mod.rs b/diskann-providers/src/model/graph/provider/layers/mod.rs
index 5d6312767..6bf6e6cad 100644
--- a/diskann-providers/src/model/graph/provider/layers/mod.rs
+++ b/diskann-providers/src/model/graph/provider/layers/mod.rs
@@ -11,4 +11,4 @@
 //! * [`BetaFilter`]
 
 mod betafilter;
-pub use betafilter::BetaFilter;
+pub use betafilter::{BetaAccessor, BetaComputer, BetaFilter, Unwrap};

From 48d9643149c6ff1153b83510790a448ab392d575 Mon Sep 17 00:00:00 2001
From: Haiyang <3389245+hailangx@users.noreply.github.com>
Date: Sun, 22 Feb 2026 15:30:02 -0800
Subject: [PATCH 2/3] Apply suggestions from code review

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>
---
 diskann-providers/src/model/graph/provider/layers/mod.rs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/diskann-providers/src/model/graph/provider/layers/mod.rs b/diskann-providers/src/model/graph/provider/layers/mod.rs
index 6bf6e6cad..8b2b0c6a5 100644
--- a/diskann-providers/src/model/graph/provider/layers/mod.rs
+++ b/diskann-providers/src/model/graph/provider/layers/mod.rs
@@ -11,4 +11,4 @@
 //! * [`BetaFilter`]
 
 mod betafilter;
-pub use betafilter::{BetaAccessor, BetaComputer, BetaFilter, Unwrap};
+pub use betafilter::{BetaAccessor, BetaComputer, BetaFilter, Unwrap as BetaFilterUnwrap};

From 44fd21092b1a0a4de492049517fb3696c3d6a9c6 Mon Sep 17 00:00:00 2001
From: Haiyang Xu <haixu@microsoft.com>
Date: Mon, 23 Feb 2026 10:01:52 -0800
Subject: [PATCH 3/3] just make the SearchStrategy generic over ouput

---
 .../src/model/graph/provider/layers/betafilter.rs            | 5 +++--
 diskann-providers/src/model/graph/provider/layers/mod.rs     | 2 +-
 2 files changed, 4 insertions(+), 3 deletions(-)

diff --git a/diskann-providers/src/model/graph/provider/layers/betafilter.rs b/diskann-providers/src/model/graph/provider/layers/betafilter.rs
index 47ce6350b..edd1e3139 100644
--- a/diskann-providers/src/model/graph/provider/layers/betafilter.rs
+++ b/diskann-providers/src/model/graph/provider/layers/betafilter.rs
@@ -112,12 +112,13 @@ where
 ///
 /// The [`BetaComputer`] then uses this ID to consult the filter predicate and adjust the
 /// distance accordingly.
-impl<Provider, Strategy, T, I> SearchStrategy<Provider, T> for BetaFilter<Strategy, I>
+impl<Provider, Strategy, T, I, O> SearchStrategy<Provider, T, O> for BetaFilter<Strategy, I>
 where
     T: ?Sized,
     I: VectorId,
+    O: Send,
     Provider: DataProvider<InternalId = I>,
-    Strategy: SearchStrategy<Provider, T>,
+    Strategy: SearchStrategy<Provider, T, O>,
 {
     /// An accessor that returns the ID in addition to the element yielded by the inner
     /// accessor.
diff --git a/diskann-providers/src/model/graph/provider/layers/mod.rs b/diskann-providers/src/model/graph/provider/layers/mod.rs
index 8b2b0c6a5..5d6312767 100644
--- a/diskann-providers/src/model/graph/provider/layers/mod.rs
+++ b/diskann-providers/src/model/graph/provider/layers/mod.rs
@@ -11,4 +11,4 @@
 //! * [`BetaFilter`]
 
 mod betafilter;
-pub use betafilter::{BetaAccessor, BetaComputer, BetaFilter, Unwrap as BetaFilterUnwrap};
+pub use betafilter::BetaFilter;