diff --git a/imgs/example.jpg b/imgs/example.jpg
new file mode 100644
index 0000000..e06fa67
Binary files /dev/null and b/imgs/example.jpg differ
diff --git a/imgs/fit_result.png b/imgs/fit_result.png
new file mode 100644
index 0000000..280ec50
Binary files /dev/null and b/imgs/fit_result.png differ