ifft2

随机粒子群算法，简单高效。非常不错的一个优化算法程序(Stochastic particle swarm algorithm, simple and efficient. An optimization algorithm is very good program)

Dragon Forth (DF) is a powerful tool for creating applications for Palm OS of any complexity. The name Forth means fully compatibility with ANS 94 standard.

channel estimation in OFDM system

单小区单用户多天线MIMO环境下，QPSK调制进行MMSE接收处理，比对理想，非理想和一般MMSE接收的性能(Under the single-cell single-user multi-antenna MIMO environment, QPSK modulation MMSE receiving treatment, compared to the ideal, non-ideal performance and general MMSE reception)

语音工具箱，包括lpc， cepstrum， 等等语音处理工具，配有音频源文件，方便使用!(speech processing toolbox, contains lpc, cepstrum, and so on.)

Matlab在人工神经网络计算机仿真中的应用。通过仿真实例表明，Matlab是进行人工神经网络计算机仿真的有力工具(Artificial Neural Network in Matlab computer simulation applications. The simulation examples show that, Matlab is a computer simulation of artificial neural networks a powerful tool for)

正太分布的贝叶斯参数估计，写的很详细，很有用(This code is based on the Bayesian threshold segmentation, very useful)

规划问题的matlab文件，规划问题在数学中的应用范围很广，值得一看(Matlab problem of planning documents, the planning problem at math in a very wide range of applications, worth a visit)

说明：  kmeans函数：输入为类别数量k和数据矩阵A；输出为聚类结果A，和迭代次数，并将聚类结果数据以excel形式保存在工作路径下(k-means clustering algorithm error-free very practical)

通过比较传统仅移相的波束与移相+理想延时的波束，来说明述S波段宽带阵列孔径渡越现象(To demonstrate the aperture effct of S_band windband array, this programe comparing the beam pattern of the traditional beamforming method "phase shifting only" with that of "phase shifting+ ideal delay".)