graph_algorithm_matlab_program

属性分类的粒子群算法Particle swarm optimization (pso) algorithm to the classification of the attribute(Particle swarm optimization (pso) algorithm to the classification of the attribute)

说明：  经典的冈萨雷斯matlab版数字图像处理电子版(Matlab version of the classic Gonzalez electronic version of Digital Image Processing)

说明：  基于傅里叶变换的去除图像纹理方法。通过去除频域高亮区域来消除纹理，保留低频信息。(Based on Fourier Transform method to remove the image texture. Highlighted region by removing the frequency domain to eliminate the texture, retain low frequency information.)

97年中国大学生数学建模竞赛B题（枚举法） (1997 China Undergraduate Mathematical Contest in Modeling B (enumeration))

It calculates tha Bit Error Rate of the QPSK modulation scheme with Viterbi code K=5

Solves Ax = b by Gauss-Seidel method with relaxation.

实现中继HARQ的发送与接收流程并对三种合并方式进行时延性能比较(Relay HARQ transmission and receiving process, and three kinds of merger delay performance)

实现孤岛检测,在单逆变器或者多逆变器并网运行时，由于故障情况导致的逆变器与主网分离，而产生的不正常现象，可以采用孤岛检测方法实现孤岛检测。(For detecting an island, in a single inverter, or inverter parallel operation, caused by the fault condition of inverter and provids separation, produce abnormal phenomenon, an island detection method can be used for detecting an island)

用matlab实现的DTMF解码3种算法(Using the DTMF decoder matlab realize three kinds of algorithm)

说明：  计算数组平均值，以求平均电流，进行异步电机驱动系统逆变器故障检测(Calculate the average value of the array to get the average current and detect the fault of the inverters in the asynchronous motor drive system)