Enquiry into dataset usage

[mckhang]

Hi, thank you for addressing my previous enquiry raised. Really appreciate it.

I have another enquiry into the usage of dataset in this work.
I have realised that even though all 6 types of sounds (mix, drums, bass, other, vocals, acc) are loaded, 'acc' is ultimately not used at all in dataset class. Is this intended?

Thank you in advance for clarification!