Complete HMM-based speech recognition system, Analysis of the signal time domain, frequency domain, cepstrum, cyclic spectrum, etc. Calculate the maximum eigenvalue judgment matrix of AHP.

Calculation multifractal detrended fluctuation analysis matlab program, Correlation diagram shown in detail the time domain and frequency domain, Synthetic Aperture Radar (SAR) imaging simulation target.

Correlation diagram shown in detail the time domain and frequency domain, Analog data analysis processing, BP neural network function fitting and pattern recognition.