Zero crossing rate Algorithms 1 Back-propagation 1 Backpropagation 1 Classification rates 1 Conjugate gradient algorithms 1 Conjugate gradient method 1 Data size 1 Driver behavior state 1 Hidden Neuron 1 Hidden neurons 1 Isolated word recognition 1 Levenberg-Marquardt algorithm 1 Malaysia 1 Mel-frequency cepstral coefficients 1 Melfrequency Cepstral Coefficients 1 Multi layer perceptron 1 Multi-layer Perceptron 1 Natural language processing systems 1 Network complexity 1 Network layers 1 Network structures 1 Neural networks 1 Recognition process 1 Short term energy 1 Silence removal 1 Speech emotion 1 Speech extraction 1 Speech recognition 1 Speech recognition systems 1