mpdecoder_v2.3

OFDM系统中的QPSK调制映射和调制解映射(QPSK modulation OFDM system mapping and modem mapping)

指派问题整数规划,matlab程序，拟分配n 人去干n 项工作，每人干且仅干一项工作，若分配第i 人去干第j项工作，需花费c（i，j） 单位时间，问应如何分配工作才能使工人花费的总时间最少？(Assigned integer programming problem)

一维信号频域特征提取，可用于轴承故障诊断和趋势预测(Wherein the one-dimensional frequency domain signal extraction, can be used to predict bearing Fault Diagnosis and)

直接扩频系统常用函数，有助于对直接扩频系统的算法研究。(functions for Direct spread spectrum system,guod referense for the study for Direct spread spectrum system)

负正弦加白噪声随机过程下使用MUSIC方法进行信号频率估计仿真，信号样本数去1000，估计的自相关矩阵为8阶，分别采用AIC和MDL准则估计信号源个数，并画出相应的MUSIC频率估计谱线。(Negative sine plus white noise random process method using MUSIC frequency estimation simulation, signal samples to 1000, the estimated autocorrelation matrix of order 8, AIC and MDL criteria were used to estimate the number of signal sources, and draw the corresponding MUSIC frequency spectrum estimation.)

实现zoomfft 经仿真6.5可用 本例只是zoomfft函数，没有数据(zoomfft)

用于实现灰度图像阈值分割的二维最大熵方法，很好用，希望对大家有帮助。(Used to achieve gray image threshold segmentation of the two-dimensional maximum entropy method, matlab source.)

This function make iteration classification to find the best feature combination

MIMO系统的DEMO，函数说明在附件中。(MIMO system DEMO, function in an annex.)

In this program we calculate the scattering field of a infinite dielectric cylinder by two methods. 1)Moment 2)Analytic