gaikeng_v67

用经典算法解决旅行商问题，得出城市间的最短路径，此为经典算法。(With the classical algorithm to solve traveling salesman problem, obtained the shortest path between cities, this is the classical algorithm.)

说明：  求一段信号的过零率，可以用来提取信号的特征(Seeking a signal zero crossing rate, can be used to extract signal features)

说明：  降低ofdm系统峰均比（clipping_slm_pts源码）绝对可以运行 (PAPR reduced OFDM system (clipping_slm_pts source) absolutely can run)

QAM modulation scheme for spreading codes gray

以2DPSK为例仿真说明数字频带传输的整个过程。(Description 2DPSK simulation as an example to figure the whole process of transmission band.)

matlab实用百例，对初学者很有用,很容易上手(Matlab examples and more useful for learn)

随机信号通过4fsk调制经过瑞利衰落信道的误码率仿真(reilaign channel)

Jakes filter in fir implementation

进一步加深对卡尔曼滤波算法的理解，了解卡尔曼滤波器算法的基本特点，掌握卡尔曼滤波算法应用研究的基本步骤和方法(Kalman filter algorithm to further deepen the understanding and knowledge of the basic characteristics of the Kalman filter algorithm, Kalman filter algorithm is applied to master the basic steps and methods of research)

此代码的主要功能是计算纹理图像的表面粗糙度(The main function of this code is to calculate the surface roughness of texture images)