Fix Bugs

Project.FLY.ThickHeatAnalyst.Fix/FLY.HeatingHelper/ThickHeatData.cs

@@ -190,7 +190,10 @@ namespace FLY.HeatingHelper
             var re = AutoDetectEvents.Find((e) => e.EvtCode == ThickHeatEventCode.EVC_RingShift);
             if (re is null) return;
             MaxSimilarityResult ms = re.EvtData as MaxSimilarityResult;
-            AirRingShift = ms.frameShift;
+            if (ms.similarity > 0.7)
+            {
+                AirRingShift = ms.frameShift;
+            }
         }
 
         public Tuple<int, double> CalculateAirRingShiftFromCorelVector(double[] correlVec)
@@ -340,6 +343,7 @@ namespace FLY.HeatingHelper
                 {       // 最近的两个类足够接近，则合并这两个类
                     thickClasses[0].Merge(thickClasses[1]);
                     thickClasses.RemoveAt(1);
+                    if (thickClasses.Count() < 2) break;
                 }
             }
             _last_cluster_idx = i - 1;