Update README.md

README.md

@@ -7,4 +7,10 @@ tags:
 - finance
 size_categories:
 - 1K<n<10K
----
+---
+
+This is a dataset comprising 1003 images of invoices and receipts, as well as the transcription of relevant fields for each document – seller name, seller address, seller tax identification, buyer tax identification, invoice date, invoice total amount, invoice tax amount, and document reference. 
+
+It is organized as:
+- folder `1_Images`: files with pictures od the invoices/receipts 
+- folder `2_Annotations_Json`: text files with the annotations on a json format