pure-aloha

matlab code of A hybrid approach combining extreme learning machine and sparse representation for image classification. Engineering Applications of Artificial Intelligence 27 (2014): 228-235.(Luo, Minxia, and Kai Zhang. A hybrid approach combining extreme learning machine and sparse representation for image classification. Engineering Applications of Artificial Intelligence 27 (2014): 228-235.)

雷达采用匹配滤波完成脉冲压缩，采集频率fs=420MHz,仿真雷达回波，并绘出加Hamming窗前后的脉压波形。目标如图所示由(-5，-2)，(0，5)和(6,-7)三个散射点组成,散射强度分别为（1，2，5）,雷达位于（-5000,0）处(The completion of the radar pulse compression using matched filtering, collecting the frequency fs = 420MHz, simulation of the radar echo, and draw the Hamming window plus post-pulse pressure waveform. Targets as shown by (-5,-2), (0,5) and (6,-7) three scattering dots, scattering intensity, respectively (1,2,5), radar at (-5,000, 0), Office of)

关于DFT调制多相综合滤波器组收发器的设计程序 （实部程序）(DFT modulated polyphase filter bank transceiver design program（real part）)

通过有针对性的训练，方便而快捷地帮助初学者解决Matlab编程中的问题(There are solutions for the basical problems which are very common in the program design using Matlab, and it is rather convenient.)

modeling of dc motor

通过粒子群优化算法实现函数的最优化，即求函数的最小或者最大值(By particle swarm optimization algorithm to realize function of optimization, the function or the minimum or maximum)

matlab编写实现NEC编码，结合任意波形发生器，采样率50K(matlab prepared to achieve NEC coding, combined with an arbitrary waveform generator, sample rate 50K)

用训练数据优化DPCM方法，对一个余弦信号数据进行标量量化。(we take optimize the training data DPCM method for the cosine signal data scalar quantization to get a wonderfull understanding.)

一个用BoW|Pyramid BoW+SVM进行图像分类的Matlab Demo (Image Classification using Bag of Words and Spatial Pyramid BoW)

dct2的编程实现，用来压缩灰度图像，需要修改输入的图像名，保持和程序里的名称一致(dct2' s programming is used to compress grayscale images, need to modify the input image name, the name of maintaining and procedures where the same)