From 65e907b7d8e81bb8734a11065231c0b3f3d5d7b3 Mon Sep 17 00:00:00 2001
From: Zichao Lin <earthjasonlin@163.com>
Date: Wed, 5 Aug 2026 10:07:38 +0800
Subject: [PATCH] =?UTF-8?q?fix(ui):=20=E9=98=88=E5=80=BC=E8=99=9A=E7=BA=BF?=
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---
 app/static/app.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/app/static/app.js b/app/static/app.js
index f5dcd99..8d9363b 100644
--- a/app/static/app.js
+++ b/app/static/app.js
@@ -300,7 +300,7 @@
     if (threshold > 0) {
       datasets.push({
         label: "阈值",
-        data: [threshold, threshold],
+        data: hist.map(() => threshold),   // 与 x 轴等长，虚线水平贯穿整图
         borderColor: thColor,
         borderDash: [4, 4],
         pointRadius: 0,