Complete HMM-based speech recognition system, Various resource allocation algorithm, Bottom-pass and band-pass FIR and IIR filter bottom pass and band-pass filter.

Computation Method D phononic bandgap plane wave, To achieve the recognition of 10 digital sound, Bottom-pass and band-pass FIR and IIR filter bottom pass and band-pass filter.

Calculate the multifractal trend fluctuation analysis, Complex of three-point Gauss-lengend the Formula pi, Bottom-pass and band-pass FIR and IIR filter bottom pass and band-pass filter.