Contextualinformationiskeytotrainingacousticmodels.Recursiveneuralnetworks(RNNs)suchasLongshorttermmemory(LSTMs)arecontext-awareduetotheirrecurrencemechanism,andusuallyoutperformconventionalneuralnetworks.Connectionisttemporalclassification(CTC)allowsneural你networkstobetrainedtooutputthe