Update README.md

README.md

@@ -48,10 +48,15 @@ The raw data collection has over 600,000 data instances (375 hours). After proce
 - WAV (path to audio file, located in the data directory)
 - EMOTION (annotated emotion)
 - INTENSITY (annotated intensity [1-5], 1 corresponds to low intensity and 5 corresponds to high intensity, 0 corresponds to no annotation)
+- LENGTH 
 
 ### Data Splits
 
-[More Information Needed]
+The data is split into train, test, validation sets (located in the corresponding json manifest files).
+- Train [80%]
+- Validation [10%]
+- Test [10%]
+The unsplit data is also available in data.csv, in order to add flexibility with custom splits. 
 
 ## Dataset Creation