Following are the exact instructions provided to the
annotators:

1. You will be presented with batches of two au-
dio samples in subfolders of this folder named
from 1 to 60. Each subfolder contains two
audios named a.wav and b.wav.
2. Listen to each sample carefully.
3. It’s best to use headphones in a quiet environ-

ment if you can.

4. Some files may be loud, so it’s recommended

to keep the volume moderate.

5. One of the audio samples in each pair is a
real recording, while the other is a generated

(synthetic) audio.

6. Listen to each pair of audio samples carefully.
7. Pay attention to the quality, characteristics,

and nuances of each audio sample.

8. This folder contains a spreadsheet file called
‘Response_Task_2.xlsx’. Compare the sam-
ples to each other and provide a relative rating
to the fake audio only out of 5, where 1 being
the most fake and 5 being most real.
Moûsai