S-parameter

this is a code to segment the color texture using Gabor filter. It uses the initial segmentation using kmeans clustering.

MPSK信号基于高阶循环谱估计载波频率matlab的代码(MPSK signals based on higher-order loop carrier frequency spectrum estimation matlab code)

经典功率谱估计，BT法、Welsh法、中值滤波法(matlab BT Welsh)

Using to call in matlab

直接扩频信号抑制正弦干扰效果，横坐标为信噪比，纵坐标为误码率(restrain of sinusoidal interference in ds_ss signal)

amplitude modulation

说明：  HHT算法实现emd分解，及希尔伯特黄变换，实现瞬时频率瞬时幅值，边际谱的提取(Perform modal recognition, Hilbert Huang transform and its associated algorithmic program code for signal analysis and processing)

此程序用数值分析方法绘制浅结晶体管的稳态热场分布图，一个基区上并连五个发射极条，热流密度近似为发射极条单位面积上的功耗，热沉温度恒定(Numerical analysis of this program for drawing shallow junction transistor static temperature distribution, on a base region and emitter with five articles, similar to the emitter heat flux per unit area on the power section, a constant heat sink temperature)

 产生长度为1000的标准正太分布的随机信号，画出时域波形及频谱；  采用u=255的非均匀PCM编码，每符号为8bit，画输入-输出关系图；  计算信号量化噪声比（SQNR）；  信道误码率为10-3；  解码，并画出u律反变换后的信号时域波形及频谱。 扩展要求：  采用均匀PCM、量化级数可变、信道误码率可变。 ( have a standard length of 1000 is too random signal distribution, draw time-domain waveform and frequency spectrum  u = 255 using the non-uniform PCM encoding, each symbol for 8bit, drawing input- output relationship diagram  calculated quantization noise signal than (SQNR)  channel bit error rate of 10-3  decoder, and law to draw u the signal after the inverse transform time-domain waveform and frequency spectrum. Expansion of the requirements:  uniform PCM, quantization level variable, a variable channel bit error rate.)

利用经典Jakes模型生成时间频率双选信道，自己写的，已对各参数进行标注(Using the classical Jakes model to generate time-frequency dual-channel selection, write, and has marked the various parameters)