2D-Steger-Warming-Cylinder

对原始语音进行上采样和下采样，分析对比他们的时域图和频谱图。最后对比原始语音、75HZ激励、150HZ激励以及噪声激励下的效果(SOME SIMPLE MANIPULATIONS OF SOUND USING DIGITAL SIGNAL PROCESSING The original sound and its spectrogram Downsampling the waveform downsampling Upsampling the waveform Linear filtering the waveform Original speech The source-filter model of speech Speech with 75-Hz excitation Speech with 150-Hz excitation Speech with noise excitation)

This is a simulation code for laboratory 0, matlab simulation

recognition system for speaker identification

无线传感器定位算法，代码写在txt文件里面，需要请自行粘贴到MATLAB里(Wireless sensor location algorithm, code written in txt file inside, you need to paste it into your own in MATLAB)

说明：  数据降维工具箱，包括一些典型算法，例如pca，lle，mds，lda等。(Data dimension reduction toolbox, including some typical algorithms, such as PCA, LLE, MDS, LDA, etc.)

matlab环境下目标函数为求最大值，且解非负整数解 ％bounds 边界约束 ％Myfun 为目标函数 ％num 初始种群数 ％N 最大迭代次数 ％CP 交叉概率 ％P 突变概率 ％f 目标最优解 ％x 最优解向量(matlab environment for the sake of the objective function value, and the solution of non-negative integer solutions％ bounds border％ Myfun bound for the objective function％ num species the initial number of％ N maximum number of iterations％ CP crossover probability％ P mutation probability％ f-objective optimal solution％ x the optimal solution vector)

二维pca算法 由南理工的杨健老师提出的(Two-dimensional pca algorithm of Yang Jian, a teacher from the proposed Huanan)

matlab 绘制中国地图，里面包含原始数据和程序(matlab draw the map of China, which contains the original data and programs)

puzzle solver with gui

MOrphology on images