Update README.md

README.md

@@ -6,4 +6,5 @@ license: cc-by-nc-4.0
 - Dataset Name: HumTrans
 - Dataset Type: Humming audio in .wav format and corresponding label MIDI file
 - Primary Use: Humming melody transcription and as a foundation for downstream tasks such as humming melody based music generation
-- Summary: 500 musical compositions of different genres and languages, 1000 music segments in total; sampled at a frequency of 44,100 Hz; approximately 56.22 hours of audio; 14,614 files in total.
+- Summary: 500 musical compositions of different genres and languages, 1000 music segments in total; sampled at a frequency of 44,100 Hz; approximately 56.22 hours of audio; 14,614 files in total.
+- File Description: all_wav.zip includes all the humming audios in .wav format, all_midi.zip includes all the corresponding label MIDIs in .mid format. Both of these two share the same naming convention , which is personID_musicID_segmentID_repetitionID or personID_musicID_segmentID_repetitionID_[U/D/DD/DDD].