PSO

输入各个字符及对应出现的次数 ； 建立赫夫曼树并对各个字符进行编码 ；然后 对 输入 的 二进制 串进行 译码(Enter the various characters and the corresponding number of emerging establish Huffman tree and the various characters coding then enter strings of binary decoding)

先进pid matlab 仿真 刘金琨 第版 第一章程序 pid matlab simulink liujinkunc hap01_4.rar (Liu Jinkun advanced first pid matlab simulation program version of the first chapter pid matlab simulink liujinkunc hap01_4.rar)

说明：  用Matlab写成的状态估计程序，含有IEEE14和IEEE30测试网络的测试运算(State Estimation based on Matlab)

通过边界集中识别图像形状特性，并返回数值(Images by identifying the boundary shape characteristics of centralized and return values)

this program treat image processing and segmentation methods and can help for functions which concern segmentation, snakes (active contours)

these files contain matlab documents and programs.

通过总结当前对处理器架构的安全性能的处理方法，提出一种增强DSP处理器安全性能的方法。主要从并行性方面进行了改进。最后对改进的方法进行了仿真和结果分析。(By summing up the current security architecture of the processor performance approach, a DSP processor to enhance the safety performance of the method. Mainly from the aspects of parallelism to improve. Finally, improved methods and results of simulation analysis.)

这是一个包含了滤波和快速傅里叶变换的地震方面频谱分析程序,用C语言编写(It contains a filter and a Fast Fourier Transform spectrum analyzer earthquakes)

基带信号周期采样的分析与仿真设计低通信号，对该信号进行周期采样，最后从采样数据中恢复原始信号；改变采样频率，给出相应的仿真结果；考察前端抗混叠滤波器的作用和必要性；分析后端理想恢复滤波器是否唯一。( Periodic sampling of the baseband signal analysis and simulation to design low pass signal, the signal is periodic sampling, finally recover the original signal from the sampled data changing the sampling frequency, gives the corresponding simulation results examine the front of the role of anti-aliasing filter and necessity analysis backend ideal restoration filter is unique.)

求梅尔倒谱系数的matlab程序，主程序是melcepst。(Mel Cepstrum Coefficients seeking matlab program, the main program is melcepst.)