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This is code for gravitational search algorithm

说明：  基于想要的主成分数量和精确度，采用matlab的pca函数进行主成分分析(Based on the desired principal component and accuracy, PCA function of MATLAB is used for principal component analysis)

huffman enc.................................................

some usefull matlab code to practice matlab

newmark法求解振动问题，按照清华出版的张义民的教材编的(newmark method to solve vibration problems, according to published Qinghua Zhang Yimin textbooks compiled)

高等数学、线性代数及浙江大学概率论答案打包.rar(Advanced Mathematics, Zhejiang University, linear algebra and probability theory packaged answers. Rar)

谱估计的music算法，比较典型的谱估计方法，研究了半天才写出来的哦(The music spectrum estimation algorithm, a typical spectral estimation method to study for a long time to write it out, oh)

我自己编的一个,大家可以看看,我们可以讨论一下(my own addendum to the one, we can see that we can talk about)

计算LTE物理层中Turbo码的误码率，该模块能应用于整个系统链路级仿真(Calculate the the Turbo code error rate in the LTE physical layer, the module can be applied to the link-level simulation of the entire system)

MALAB GUI设计控制系统分析与设计界面,包含控制系统中常见的功能，传递函数的输入和创建，性能指标计数显示，绘制常用曲线等.(MALAB GUI design of control systems analysis and design interface, the control system includes a common function, transfer function of the input and creation, performance counts show that used to draw curves.)