diff --git a/test/canopy_demo.R b/test/canopy_demo.R
index e69de29..61a16db 100644
--- a/test/canopy_demo.R
+++ b/test/canopy_demo.R
@@ -0,0 +1,14 @@
+require(Darwinism);
+
+let testdata = read.csv("\\192.168.1.254\backup3\项目以外内容\2024\动物器官3D重建测试\test3.0\test20240115\tmp\workflow_tmp\spatial_embedding\umap3.csv", 
+    row.names = 1, check.names = FALSE);
+
+print(testdata, max.print = 6);
+
+# set number of host process for run IPC parallel
+Environment::set_threads(12);
+
+# calculate T2 for canopy method
+const T2 = Math::average_distance(testdata);
+
+print(T2);