mmread

说明：  给出了五对角方程组的Matlab求解编程，并且附有误差函数，实用性强(solve for Pentadiagonal equations using matlab language.)

小波算法的VC++实现实例，程序可以单独运行，也可以合并到自己的程序里面运行。(Wavelet algorithm VC++ achieve instance, the program can be run separately, can also be incorporated into their own program which is running.)

神经网络matlab训练网络和测试网络程序(Matlab neural network training networks and network testing procedures)

从高噪下提取微弱信号是工程中在信号预处理中很重要的一个分支。故该课题要求同学在分析弱信号的特点基础上，研究不同算法在弱信号检测上的优缺点(Extract weak signals from noisy signal preprocessing engineering in a very important branch. Therefore, the subject requires students to analyze the characteristics of a weak signal on the basis of research on the advantages and disadvantages of different algorithms to detect the weak signal)

说明：  神经网络 侯媛彬 西安电子科技大学出版社 全书程序文件夹CH6(Neural network)

levelset的matlab工具箱。内涵说明文档，有实例程序(levelset the Matlab toolbox. Connotations of documentation, sample program)

产生右图所示图像f1(m,n)，其中图像大小为256×256，中间亮条为128 ×32，暗处=0，亮处=100。对其进行FFT： ① 同屏显示原图f1(m,n)和FFT(f1)的幅度谱图； ② 若令f2(m,n)=（-1）m+n f1(m,n)，重复以上过程，比较二者幅度 谱的异同，简述理由； ③ 若将f2(m,n)顺时针旋转90 度得到f3(m,n)，试显示FFT(f3)的幅 度谱，并与FFT(f2)的幅度谱进行比较； ④ 若将f1(m,n) 顺时针旋转90 度得到f4(m,n)，令f5(m,n)=f1(m,n)+f4(m,n)，试显 示FFT(f5)的幅度谱，并指出其与FFT(f1)和FFT(f4)的关系； ⑤ 若令f6(m,n)=f2(m,n)+f3(m,n)，试显示FFT(f6)的幅度谱，并指出其与FFT(f2)和 FFT(f3)的关系，比较FFT(f6)和FFT(f5)的幅度谱。(Generating an image f1 (m, n) shown in the figure, wherein the image size is 256 256, the intermediate light bar 128 32 0 = dark, bright Department 100. Its FFT: ① screen display picture f1 (m, n) and the FFT (f1) of the amplitude spectrum ② If so f2 (m, n) = (-1) m+n f1 (m, n), repeat The above process, comparing the amplitude spectrum of the similarities and differences between the two, brief reasons ③ If f2 (m, n) 90 degrees clockwise to get f3 (m, n), try to display FFT (f3) the amplitude spectrum and with the FFT (f2) comparing the amplitude spectrum ④ If f1 (m, n) obtained by 90 degrees clockwise f4 (m, n), so f5 (m, n) = f1 (m, n)+f4 (m, n ), try to display FFT (f5) amplitude spectrum, and pointed out its relationship with the FFT (f1) and FFT (f4) of ⑤ If so f6 (m, n) = f2 (m, n)+f3 (m, n) and try to display the FFT (f6) amplitude spectrum, and pointed out its relationship with the FFT (f2) and FFT (f3), comparing FFT (f6) and FFT (f5) amplitude spectrum.)

LDPC的译码算法，其中使用matlab和C的联合编程，C主要做了译码算法，并且有性能的仿真测试(LDPC decoding algorithm, including joint programming matlab and C, C major to do the decoding algorithm and performance simulation test)

rs编码中软判决实现方式中chase2算法的性能仿真程序，(rs codeing by chase2 for rs code receive)

利用原点唯一幂法求解矩阵的最大特征值及其对应的特征向量(Of origin only power method for solving matrix eigenvalue and its corresponding feature vector)