64 fft_ifft

LDPC码的详细编解码程序，使用部分c函数接口 加速程序运行(LDPC code codec detailed procedures, use of some of the c function interface to accelerate the program to run)

This code is a subprogram for Waterfilling algorithm...

说明：  一种基于混合策略的改进粒子群优化算法，包括执行程序hpso.m和参数设定hPSOoptions.m两个源文件。代码清晰，易于改进实现。结果显示有效的提高了SPSO的性能(A hybrid strategy based on improved particle swarm optimization algorithm, including the implementation of procedures and parameters set hpso.m two hPSOoptions.m source file. Code clear and easy to improve the achievement. The results showed that the improvement of effective performance of the SPSO)

image mosaicing using sift

画贝塞尔（besselj）函数和第二类变型贝塞尔（besselk）函数图像(the images of besselj and besselk function )

提取mfcc特征，与htk结果一样，并且可以直接用在htk中训练。(extracting mfcc，is the same as htk, and can be training in the htk)

GNSS接收机惯性导航处理算法技术文档,用于提高导航接收机性能，在高动态环境下具有良好的稳健性(technique paper for GNSS receiver inertial navigation algorithm)

Matlab environment based on the independent component analysis (ICA) is the imagie mixed with the separation of simulation program (Matlab environment based on the independent component analysis (ICA) is the imagie mixed with the separation of simulation program)

Tm模式，无边界条件，点源散射，电介质壁(Point source scattering, dielectric quality of the wall)

说明：  ％利用乘同余法写的白噪声程序 ％对于辨识有一定帮助 ％相关方法可以参照乘同余法原理( Use by the same method to write more than the white noise process for the identification of definite help in correlation method can refer to law by the principle of congruence)