myshark_fish

模拟砂堆的元胞自动机源代码。对于认识和学习元胞自动机（CA）很有帮助(sand pile simulation of cellular automata source code. Learning to recognize and cellular automata (CA) helpful)

能求取放在M文件旁边文件的HU不变矩！经反复检验出错(Can strike the HU on the M-file next to the file the same moment!)

说明：  这是一个costas环的例子，我做了比较详细的说明(This is a costas loop as an example, I have done a more detailed explanation)

response of damped system to harmonic force

信号用m序列进行扩频，成型滤波和BPSK调制后经过信道发送到接收端，接收端进行解扩解调(Using m sequence spread spectrum signal, after forming filter and BPSK modulation channel is sent to the receiver, the receiver to enlarge demodulation )

EMD（经验模态分解）程序，用于将非平稳信号分解为一系列不同频率的分量，以方便对信号进行分析。(EMD (empirical mode decomposition) program for the non-stationary signal is decomposed into a series of different frequency components, in order to facilitate the analysis of the signal.)

params, and file with extension of idea

非常经典的pgm格式的图片读取程序，在matlab环境下面运行(The classic picture of the pgm format to read the program, run in Matlab environment following)

AML算法能够使计算结果较好的符合克拉美下限，具有较好的精度。(AML algorithm enables the calculation of the Cramer lower bound, with good accuracy.)

典型飞机目标的RCS仿真，内容丰富，分析较为仔细(Typical aircraft target RCS simulation, rich in content, more careful analysis)