nihe

This program uate BER performance of OFDM systems in AWGN environment. Basically, modulation and demodulation function is supported BPSK to 64QAM.

完整的MFCC程序，利用MATLAB编写，可直接使用移植使用(Complete MFCC procedure, the use of MATLAB can be used directly transplanted to use)

matlab产生长度12的格雷码 matlab函数，可实现golay编码和译码(matlab function, can be realized golay encoding and decoding)

改程序主要是针对雷达信号处理中的应用，结合matlab处理(Reform program is mainly aimed at the application of radar signal processing, combined with matlab processing)

u can calculate DCT clc inp = imread( Im1.jpg ) inp1 = imread( Im2.jpg ) A = double(inp(:,:,1)) B = double(inp1(:,:,1)) A1=double(blkproc(A,[8 8], dct2 )) B1=double(blkproc(B,[8 8], dct2 )) [r,c] = size(A1) r1 = [] for i=1:r for j=1:c if A1(i,j) > B1(i,j) r1(i,j)=A1(i,j) else r1(i,j)=B1(i,j) end end end r1= double(r1(:,:,1)) C=blkproc(r1,[8 8], idct2 ) round(C) C1=idct2(r1) figure imshow(uint8(C)) figure imshow(uint8(C1)) imwrite(uint8(C), dct8x8min.jpg )

简述了雷达微波目标模拟器的组成、工作原理以及用途。该目标模拟器已成功地用于跟踪雷达,达到了预期的性能。 (Briefly the composition of works and use of the microwave radar target simulator. The target simulator has been used successfully tracking radar, to achieve the desired performance.)

设计一个数字滤波器，在频率低于 的范围内，低通幅度特性为常数，并且不低于0.75dB。在频率 和 之间，阻带衰减至少为20dB。 (1)试求满足这些条件的最低阶Butterworth滤波器。(Design a digital filter, in the range of frequencies below the low-pass amplitude characteristic is constant, and not less than 0.75dB. Between the frequency and stop-band attenuation of at least 20dB. (1) Determine the lowest-order Butterworth filter to meet these conditions.)

matlab实现特征值的计算，对于初学者非常有用。从书上下载的源代码。(Feature is matlab calculation, is very useful for beginners. Downloaded from the book source code.)

用Matlab编的一些用于飞机机翼绕流的CFD程序(Cfd programs,compiled by Matlab, for simulating flows around airfoil)

在Matlab环境中，对基于HDR图像进行色度映射处理的两种方法。函数原型只有一个，重载函数很多，适合各种参数情况下的色度映射。(failed to translate)