From 1a124b8b078c866fcaeff75b6c17eede9a314554 Mon Sep 17 00:00:00 2001
From: ItzCrazyKns <95534749+ItzCrazyKns@users.noreply.github.com>
Date: Tue, 31 Mar 2026 20:22:43 +0530
Subject: [PATCH] feat(utils): add jaccard similarity

---
 src/lib/utils/jaccardSim.ts | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)
 create mode 100644 src/lib/utils/jaccardSim.ts

diff --git a/src/lib/utils/jaccardSim.ts b/src/lib/utils/jaccardSim.ts
new file mode 100644
index 00000000..fa9385b3
--- /dev/null
+++ b/src/lib/utils/jaccardSim.ts
@@ -0,0 +1,16 @@
+const computeJaccardSimilarity = (a: string, b: string): number => {
+  const wordsA = a.toLowerCase().split(/\W+/);
+  const wordsB = b.toLowerCase().split(/\W+/);
+
+  const setA = new Set(wordsA);
+  const setB = new Set(wordsB);
+
+  if (setA.size === 0 || setB.size === 0) return 0;
+
+  const union = setA.union(setB);
+  const intersections = setA.intersection(setB);
+
+  return intersections.size / union.size;
+};
+
+export default computeJaccardSimilarity;