From ea6aaafd05a632297437ba8ccb37961f3ae9d3dd Mon Sep 17 00:00:00 2001
From: "DESKTOP-382ETUR\\Hiroshi Tsugawa" <htsugawa@go.tuat.ac.jp>
Date: Thu, 8 Jan 2026 23:55:06 +0900
Subject: [PATCH] changed threshold of 4 to 15

---
 src/MSDIAL5/MsdialCore/Algorithm/PeakSpottingCore.cs | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/src/MSDIAL5/MsdialCore/Algorithm/PeakSpottingCore.cs b/src/MSDIAL5/MsdialCore/Algorithm/PeakSpottingCore.cs
index fa18b4743..80556910e 100644
--- a/src/MSDIAL5/MsdialCore/Algorithm/PeakSpottingCore.cs
+++ b/src/MSDIAL5/MsdialCore/Algorithm/PeakSpottingCore.cs
@@ -548,7 +548,7 @@ public void SetMS2RawSpectrumIDs2ChromatogramPeakFeature(ChromatogramPeakFeature
         }
 
         public List<ChromatogramPeakFeature> GetBackgroundSubtractedPeaks(List<ChromatogramPeakFeature> chromPeakFeatures, IReadOnlyList<IChromatogramPeak> peaklist) {
-            var counterThreshold = 4;
+            var counterThreshold = 15;
             var sPeakAreaList = new List<ChromatogramPeakFeature>();
 
             foreach (var feature in chromPeakFeatures) {
@@ -601,7 +601,7 @@ public List<ChromatogramPeakFeature> GetBackgroundSubtractedPeaks(List<Chromatog
         }
 
         public List<ChromatogramPeakFeature> GetBackgroundSubtractedPeaks(List<ChromatogramPeakFeature> chromPeakFeatures, IReadOnlyList<double[]> peaklist) {
-            var counterThreshold = 4;
+            var counterThreshold = 15;
             var sPeakAreaList = new List<ChromatogramPeakFeature>();
 
             foreach (var feature in chromPeakFeatures) {
@@ -654,7 +654,7 @@ public List<ChromatogramPeakFeature> GetBackgroundSubtractedPeaks(List<Chromatog
         }
 
         public List<ChromatogramPeakFeature> GetBackgroundSubtractedPeaks(List<ChromatogramPeakFeature> chromPeakFeatures, Chromatogram chromatogram) {
-            var counterThreshold = 4;
+            var counterThreshold = 15;
             var sPeakAreaList = new List<ChromatogramPeakFeature>();
 
             foreach (var feature in chromPeakFeatures) {