signal

说明：  关于ARNOLD算法的内容,对了解ARNOLD有参考意义(guanyu arnold suanfa de neirong)

matlab实现Floyd算法,一段简单的程序，用时修改相关的参数即可。(Floyd algorithm matlab realize, for a simple procedure, the parameters can be modified with.)

说明：  录音程序，在matlab下运行。能录1-6秒的音频并对其进行时域和频域的分析。能保存文件(Recording procedures, run under matlab. 1-6 seconds of audio can be recorded and its time domain and frequency domain analysis. To save the file)

sparsity 工具箱,包括稀疏信号的感知压缩和多种解码恢复算法。(tool_sparsity, including sparse signal compression and recovery.)

非线性方程组的解法，三个方程式三个未知量，利用matlab来求解(Solution of nonlinear equations, three equations for three unknown quantities, can be solved by using matlab )

用matlab编程实现经典游戏俄罗斯方块。(Matlab programming with the classic game Tetris.)

利用小波的对图像的分解和重构，然后对重构图像消噪，并比较消噪前后的图像。(the use of wavelet image decomposition and reconstruction, and then reconstructed image denoising, and compare the before and after denoising images.)

matlab仿真中的（2,1,2）卷积码和维特比译码的码源。(matlab simulation (2,1,2) convolutional code and Viterbi decoding of the code source.)

海洋内波压力波时间序列分析程序。用于分析海洋内波，去除高低平潮。(Ocean wave pressure wave in time series analysis program.Is applied to the analysis of ocean internal waves, get rid of the high and low tide.)

机器学习经典决策树算法的实现 输入训练标签输出预测结果(the classificial machine learning algorithm, input label and traning set and get predictions)