why LOSS is Negative?

[aghaee1367]

Hi,
the loss function is usually positive, why is it negative here?

[Autism2020]

the code use si_snr as the criterion. loss = -1 * si_snr . when the loss is negative, the snr is positive.

[choresefree]

the code use si_snr as the criterion. loss = -1 * si_snr . when the loss is negative, the snr is positive.

sry, i am fresh hand, will it hurt training? thanks!