spams-matlab-v2.5-svn

matlab数字信号与应用源代码6，对初学者有帮助(and application of digital signal matlab source code 6, help for beginners)

说明：  BT法估计功率谱，由自相关函数来估计信号的功率谱(BT power spectrum estimation, by the autocorrelation function to estimate the signal power spectrum)

数米粒，matlab编程实现图片中米粒边缘的提取，然后实现连通域的标记，最后统计连通域个数(Number of rice, matlab programming rice extract picture edges, then realize marking connected domain, the number of connected domains final statistics)

power systems basic programming in y bus foramtion

卡尔曼滤波算法的一个例子，注释详尽，训练测试分开编写，带有详尽数据，可以用来深刻理解kalman算法(Kalman filter algorithm examples, detailed notes, training tests prepared separately, with detailed data that can be used to a deep understanding of kalman algorithm)

this is an implementation of ldpc encoder and decoder in matlab. generator matrix, parity check matrix and the chennel are implemented seperately. the bit error rate performance is estimated for the ldpc code

Monte Carlo Path Integral for Harmonic and Anharmonic Potential(Monte Carlo Path Integral for Harmonic and Anharmonic Potential)

用于桥梁结构动力响应信号的预处理，主要目的在于绘制互相关函数图形，以验证传感器监测的数据是否满足正态分布。(be use to plot brige figure)

说明：  ：针对PID参数复杂烦琐的整定过程这一问题，基于MATLAB／Simulink仿真环境，模拟工程稳 定边界法的PID参数整定策略和步骤，提出了一种简单有效的PID参数整定方法．与通常的整定方法 比较，其优点是非常直观、完全可视化操作、省去了编程的工作量．仿真结果表明该方法具有良好的收 敛性，使得控制系统动态性能得到有效改善，并且很大程度上减少了工作量．(Abstract：The process of PID parameters turning is complicated and time—consuming to engi— neering technician．To solve this problem．simulating the Z～ N method of engineering turn— ing，based on the MATLAB／simulink，a simple and eficient method for PID parameters turning is presented in this paper．Compares with the general methods，it has many advanta— ges，such as simplicity，visual manipulation，leaving out the workload of program and SO on． The simulation results show the effectiveness of this method and be fit for application in the engineering．)

直驱型风力发电并网模型的simulink仿真。 可以运行。(Direct drive wind power generation and network model simulink simulation. Can run.)