updated README from individualID to pictureID

README.md

@@ -185,8 +185,8 @@ Segmentation was completed by adapting the elytra length and width annotations t
 
 
 **individual_specimen.csv**: This CSV was created for individually cropped images.
-  - `individualImageFilePath`: Relative path to individual image from the root of the directory (`individual_specimens/part_<part_number>/<individualID>_specimen_<number>.png`)
-  - `groupImageFilePath`: Relative path to group image from the root of the directory (`group_images/<individualID>.jpg`)
+  - `individualImageFilePath`: Relative path to individual image from the root of the directory (`individual_specimens/part_<part_number>/<pictureID>_specimen_<number>.png`). The `number` corresponds to the position of the beetle specimen within the group image, numbered from left to right and top to bottom.
+  - `groupImageFilePath`: Relative path to group image from the root of the directory (`group_images/<pictureID>.jpg`)
   - `NEON_sampleID`: NEON identifier for the sample (576 unique IDs), prefixed by the `plotID`. (Matches `NEON_sampleID` in `BeetleMeasurements.csv`.)
   - `scientificName`: Binomial scientific name of the specimen.
   - `siteID`: String. Identifier for the site from which the specimens were collected. There 30 different site IDs. For more information on the sites, visit: https://www.neonscience.org/field-sites/explore-field-sites.