diff --git a/src/UI/WPF/ViewModels/AnimationControlViewModel.cs b/src/UI/WPF/ViewModels/AnimationControlViewModel.cs
index a0e3034..d40bdff 100644
--- a/src/UI/WPF/ViewModels/AnimationControlViewModel.cs
+++ b/src/UI/WPF/ViewModels/AnimationControlViewModel.cs
@@ -2755,7 +2755,7 @@ namespace NavisworksTransport.UI.WPF.ViewModels
                     Count = g.Count(),
                     Percentage = (double)g.Count() / results.Count * 100
                 })
-                .Where(x => x.Count >= 5 || x.Percentage > 10) // 只关注高频物体
+                .Where(x => x.Count >= 10 || x.Percentage > 10) // 只关注高频物体
                 .OrderByDescending(x => x.Count)
                 .ToList();
 
diff --git a/src/UI/WPF/Views/CollisionAnalysisDialog.xaml b/src/UI/WPF/Views/CollisionAnalysisDialog.xaml
index d6ce87d..bc07197 100644
--- a/src/UI/WPF/Views/CollisionAnalysisDialog.xaml
+++ b/src/UI/WPF/Views/CollisionAnalysisDialog.xaml
@@ -96,17 +96,20 @@
         <!-- 热点列表 -->
         <Border Grid.Row="3" BorderBrush="{StaticResource NavisworksLightBrush}" 
                 BorderThickness="1" CornerRadius="3" Margin="0,0,0,12">
-            <DataGrid x:Name="HotspotsDataGrid" 
-                      AutoGenerateColumns="False" 
-                      CanUserAddRows="False"
-                      SelectionMode="Single"
-                      GridLinesVisibility="Horizontal"
-                      BorderThickness="0"
-                      HeadersVisibility="Column"
-                      RowBackground="White"
-                      AlternatingRowBackground="{StaticResource NavisworksBackgroundBrush}"
-                      MinHeight="350"
-                      SelectionChanged="HotspotsDataGrid_SelectionChanged">
+            <ScrollViewer VerticalScrollBarVisibility="Auto" 
+                          HorizontalScrollBarVisibility="Disabled">
+                <DataGrid x:Name="HotspotsDataGrid" 
+                          AutoGenerateColumns="False" 
+                          CanUserAddRows="False"
+                          SelectionMode="Single"
+                          GridLinesVisibility="Horizontal"
+                          BorderThickness="0"
+                          HeadersVisibility="Column"
+                          RowBackground="White"
+                          AlternatingRowBackground="{StaticResource NavisworksBackgroundBrush}"
+                          MinHeight="350"
+                          MaxHeight="450"
+                          SelectionChanged="HotspotsDataGrid_SelectionChanged">
                 <DataGrid.Columns>
                     <DataGridTextColumn Header="序号" Width="45" 
                                         Binding="{Binding Index}" IsReadOnly="True">
@@ -157,7 +160,8 @@
                         </DataGridTextColumn.ElementStyle>
                     </DataGridTextColumn>
                 </DataGrid.Columns>
-            </DataGrid>
+                </DataGrid>
+            </ScrollViewer>
         </Border>
 
         <!-- 选中物体详情 -->