Update README.md

README.md

@@ -13,4 +13,4 @@ For the foreground images, I have removed ones containing nudity or extreme lewd
 
 For the background images, I wanted to ensure that there was a stronger representation of backgrounds from actual anime videos. The original anime-segmentation dataset contained many abstract backgrounds and patterns, and most of the images were from anime-style illustrations rather than anime video. While some of those images have been preserved, I removed a large portion of them, and replaced them with backgrounds obtained from a variety of other sources, such as torrents and twitter, as well as manually capturing images from numerous anime videos myself. I also added a number of solid color background images, but these are located at the very end of the dataset and can be easily removed if you wish.
 
-Across the entire dataset, I have also made efforts to remove duplicate and similar images.
+Across the entire dataset, I have also made efforts to remove duplicate and similar images. The backgrounds all have a minimum size of 1024x1024. The foreground images are all various sizes, but should generally be small enough not to obscure the entire background image.