spectral-subtraction-code

1、分别生成两种信号（正弦波、方波、三角波、锯齿波、Sinc波形等）+噪声（高斯随机噪声、均匀噪声） 要求：频率：学号*100； 幅度：学号/10 相位：学号*pi/180 点数：学号*64 2、同时在一个图形中进行显示： 要求：标注X轴、Y轴、题目、颜色、样式、线型标注等。 3、进行信号分析及结果显示（对结果也要图形标注，同2） 要求：相关分析 卷积运算 求和运算 频谱分析（最大值、测频） 4、对上述原信号及信号分析结果分别存成EXCEL文件、文本文件和二进制文件，命名为名字+班级+学号+后缀(1, respectively, to generate two signals (sine wave, square wave, triangle wave, sawtooth wave, Sinc waveform, etc.)+ noise (Gaussian random noise, uniform noise) requirements: Frequency: No.* 100 margin: Student ID/10 phase: learning* pi/180 Points: No.* 642, in a graphical display: Requirements: X-axis label, Y axis, the title, color, style, linear marked. 3, signal analysis and results display (graphical results also marked with 2) requirements: analysis convolution summation spectrum analysis (maximum frequency measurement) 4, the original signal and the signal analysis results were kept into EXCEL files, text files and binary files, named for Name the+ class++ suffix number)

liner discriminant analysis

关于城市表层土壤重金属污染分析的数学建模程序(Analysis of soil heavy metal pollution in the city)

计量工具箱，来自http://www.spatial-econometrics.com/ (Econometrics toolbox, from http://www.spatial-econometrics.com/)

说明：  matlab读取和显示gif格式图片（实例操作）(matlab gif format to read and display images)

惯导和多普勒组合滤波器设计的详细程序,其中使用的是卡尔曼滤波技术。(the program of the integrated navigation about SINS and DVL)

说明：  基于MVDR的聚焦波束形成的辐射噪声源近场定位方法(Based on MVDR Beamforming focus near-field radiation noise source localization)

its a paper about compression

实现了在不同信道下，ofdm性能的对比，有cp无cp，有没有均衡(Achieve a different channel ofdm performance comparison, there is no cp. Cp, there is no equilibrium)

根据齿轮基本参数，计算啮合刚度，得到具体的刚度值。(According to the basic parameters of the gear, the meshing stiffness can be calculated.)