BM3D_v1.7.3

说明：  使用遗传算法优化PID参数，附原创教程及源码、试验数据及照片(PID parameters using genetic algorithm optimization, with tutorials and the original source code, test data and photographs)

说明：  code of pendulum using pdi controller

直流电路的暂态计算 Matlab 物理 (The transient calculation of the DC circuit)

细胞图像的边缘检测，利用迭代最佳阈值分割算法确定阈值，然后对分割后的图像进行取反，并用腐蚀的方法求边缘(The cell image edge detection using iterative threshold segmentation algorithm to determine the threshold, then the image divided negated, corrosion and edge)

本程序按照胡广书《现代数字信号处理》书中的谱估计的内容仿真了各种经典谱估计方法以及现代谱估计方法（周期图法、BT法、welch法、自相关法、修正的协方差法、burg法），因为是课程作业，因此逻辑上写得十分简洁，适合初学者参考。(The program in accordance with the Hu-book of modern digital signal processing book spectral estimation simulation the various classical spectrum estimation methods, as well as the modern spectral estimation methods (periodogram, BT France, welch method, auto-correlation method, the modified covariance method , burg method), because the course work, so logically written very simple for beginners.)

基于Matlab的pq分解法的潮流计算，对在给定的节点中电力系统进行潮流分析(Calculated based on the trend of Matlab pq decomposition method for a given node in the power system load flow analysis)

matlab最全的命令大全，初学者或则matlab学习的同志可以根据此大全了解所有的命令(matlab command Daquan most complete beginners or the matlab learning comrades can understand all this command Daquan)

说明：  how to use virtual reality toolbox in matlab

信道仿真的很好程序，可以实现不同参数情况下的信道仿真，比如超宽带系统的室内多径环境信道仿真(channel simulation is a good procedure, can be achieved under different parameters of the channel simulation. For example, UWB system indoor multi-path channel simulation environment)

说明：  OFDM的SLM算法的实现和不同通道数下的比较(The SLM OFDM algorithm implementation and the comparison under different number of channels)