Update README.md

README.md

@@ -36,7 +36,14 @@ size_categories:
 
 # Failures in 3D printing Dataset
 
-This is a small dataset of images from failures in 3D print
+This is a small dataset of images from failures in 3D print. That idea of this dataset is use for train and object detection model for failures detection on 3D printing.
+
+In the images it detected 4 categories:
+
+- **Error**: This refer a any error in the part except the type of error known like spaghetti
+- **Extrusor**: The base of the extrusor
+- **Part**: The part is the piece that is printing
+- **Spagheti**: This is a type of error produced because the extrusor is printing on the air
 
 ## Structure