Language recognition Speech recognition 6 Spoken language recognition 6 Computational linguistics 4 Speech communication 4 Activity detection 2 Bottleneck features 2 Data performance 2 Deep neural networks 2 Deep neural networks (DNNs) 2 Dimensionality reduction 2 Feature vectors 2 Forecasting 2 Gaussian Mixture Model 2 Gaussian distribution 2 Language identification 2 Model Adaptation 2 National Institute of Standards and Technology 2 Neural network (nn) 2 Non-stationary noise 2 Nonstationary noise 2 Posterior probability 2 Score-level fusion 2 Senones 2 Signal detection 2 Signaltonoise ratio (SNR) 2 Speech 2 Speech activity detection 2 Speech activity detections 2 Speech data 2