diff --git a/tests/resources/reference_concept_from_image_schnell_heatmap.png b/tests/resources/reference_concept_from_image_schnell_heatmap.png new file mode 100644 index 0000000..6ca1e4d Binary files /dev/null and b/tests/resources/reference_concept_from_image_schnell_heatmap.png differ diff --git a/tests/resources/reference_concept_schnell_heatmap.png b/tests/resources/reference_concept_schnell_heatmap.png new file mode 100644 index 0000000..b491e0c Binary files /dev/null and b/tests/resources/reference_concept_schnell_heatmap.png differ