Is there a way to find hard training sample from unlabeled ASR data

[mehadi92]

Hi,
I have 17K hours of unlabeled WAV data. Is there any way to find hard training sample from it?

Thanks

[egorsmkv]

You can measure the noise in this data, for example

[mehadi92]

Hi, @egorsmkv,

Do you mean by calculating SNR for each data sample?

[egorsmkv]

Yes, to measure SNR