qiuseng_V1.1

主要讲述jeason反演软件的主要流程，对要学习反演的地震解释人员很有用，希望大家多看看(Main main about jeason inversion software process to study the inversion of the seismic interpretation staff was very useful, hope we see more)

可以解出一个线性矩阵不等式中的未知矩阵。(Can solve a linear matrix inequality in the unknown matrix.)

MATLAB function to calculate combination

说明：  非常好的数字处理教程，可以从中学到如利用matlab产生各种音频(Very good tutorial digital processing, can learn, such as the use of matlab have a variety of audio)

计算一个句柄函数周期开拓后的Fourier级数展开系数（涉及到如何处理振荡函数积分的问题），并给出一个应用它的例子——光栅自成像movie演示。(Fourier integral (dealing with oscillatory integrand))

说明：  西门子plc controllers, micro heat regenerative dryers program example, with the dew point temperature.(plc controllers, micro heat regenerative dryers program example, with the dew point temperature.)

领域：数字信号处理。使用MATLAB实现频率采样型滤波器。含一阶与二阶谐振柜的实现、频率采样信号的恢复的MATLAB文件，都很有用。(Areas: digital signal processing. Use MATLAB to achieve frequency sampling filter. With first and second-order resonance cabinet realization, MATLAB file recovery frequency of the sampled signal, very useful.)

说明：  用双线性变换法设计一个Butterworth低通滤波器，要求其通带截止频率100Hz，阻带截止频率200Hz，通带衰减小于2dB，阻带衰减大于15 dB，采样频率为500 Hz。(Using bilinear transformation to design a Butterworth low-pass filter, requiring that their pass-band cutoff frequency 100Hz, stopband cutoff frequency 200Hz, pass-band attenuation is less than 2dB, stop-band attenuation greater than 15 dB, a sampling frequency of 500 Hz.)

不同版本的频率选择性信道matlab仿真,同时附有word版原理说明(Different versions of frequency-selective channel matlab simulation, at the same time with a word version of the principle that)

说明：  随机信号谱分析技术实现 随机信号谱估计及质量评价。 离散随机信号通过线性时不变系统时，系统所产生的响应。 功率谱估计的实现方法：自相关函数法、周期图法、Bartlett法、Welch法、MTM法、MUSIC法 (Random signal spectral analysis of random signal spectral estimation and quality evaluation. Discrete random signals through linear systems, the system generated response. Realization of the power spectrum estimation: autocorrelation function, periodogram, Bartlett law, Welch method, MTM method, MUSIC method)