diff --git a/.gitignore b/.gitignore
index d5c4948bc1ef7bfb673b1a56d962132072ba5cce..90fe023646f20dfbc8ba3bed9c045bec6da00626 100644
--- a/.gitignore
+++ b/.gitignore
@@ -137,4 +137,5 @@ dmypy.json
 /python_test.py
 *.pth
 *.edf
-*.png
\ No newline at end of file
+# *log*
+# *.png
\ No newline at end of file
diff --git a/image/heatmap_eg.png b/image/heatmap_eg.png
new file mode 100644
index 0000000000000000000000000000000000000000..567ad4e8d81d5dd7d976f9cc8325f7f593dec244
Binary files /dev/null and b/image/heatmap_eg.png differ
diff --git a/image/running_err_eg.png b/image/running_err_eg.png
new file mode 100644
index 0000000000000000000000000000000000000000..6b12d6d55ad5d788cb6e99a4647c543f26823360
Binary files /dev/null and b/image/running_err_eg.png differ