Add BeeMachine part-whole segmentation release: README.md

README.md

@@ -31,13 +31,33 @@ Pixel-level anatomical part annotations for bumble bee photographs used by the B
 
 ## Directory layout
 
+Files in this repository:
+
 ```
-images/                 # RGB photographs (flat)
-masks/                  # integer part masks, one {stem}_m.png per image
+README.md
 species_labels.csv      # image filename → species
 annotations.coco.json   # COCO-format segmentation export
+images.tar.gz           # RGB photographs (flat directory `images/`)
+masks.tar.gz            # integer part masks (flat directory `masks/`)
 ```
 
+After download, unpack next to the CSV:
+
+```bash
+tar -xzf images.tar.gz
+tar -xzf masks.tar.gz
+```
+
+This yields:
+
+```
+images/                 # RGB photographs (flat)
+masks/                  # integer part masks, one {stem}_m.png per image
+species_labels.csv
+annotations.coco.json
+```
+
+
 Mask class IDs:
 
 | ID | Label |