A look at L-Acoustics, whose audio platform uses machine learning to help artists like Céline Dion isolate their voices and cut through noise at live concerts (Benoit Berthelot/Bloomberg)

Benoit Berthelot / Bloomberg: A look at L-Acoustics, whose audio platform uses machine learning to help artists like Céline Dion isolate their voices and cut through noise at live concerts — New software from L-Acoustics helps isolate a singer's voice to cut through concert noise