Analysis of Welch method and parameter model spectrum estimation by MATLAB software;

Then further study is made in Welch method which is used most widely.

The sea keeping ability has been analyzed on turret single buoy mooring floating production storage unit(FPSO) by short-crested wave theory and spectral analysis method for 100 years return period extreme environment in the South China Sea.

Methods The spectral analysis method was used to detect the TWA status of patients with different degrees of angina in european ST-T database.

Based on the friction compensation, the model of frequency response and the z transfer function are estimated by using spectral analysis and least square estimation algorithm respectively.

Based on random vibration theory,a wind power spectral analysis method in the frequency domain is used to analyze wind-induced vibration response of long-span gable roofs supported by steel truss in ANSYS in this paper.

This paper points out that amylose is a class of great biological molecule,and that the standard check and measure of amylose group is summarized and the development of its analytical determination with several methods such as molecule spectrum method,chromatogram analysis,electronchemistry analysis and biosensor is also concluded.