diff --git a/visual_recognition/The Relationship Between Precision-Recall and ROC Curves.pdf b/visual_recognition/The Relationship Between Precision-Recall and ROC Curves.pdf
index 3e8da3b..36f2b6d 100644
Binary files a/visual_recognition/The Relationship Between Precision-Recall and ROC Curves.pdf and b/visual_recognition/The Relationship Between Precision-Recall and ROC Curves.pdf differ