cdma_codec

精通matlab6[1].5 (北航 张志涌). ??╩atlab6[1].5 (北航 张志涌).(Proficient matlab6 [1] .5 (BUAA Zhang Yong).? ? ╩ atlab6 [1] .5 (BUAA Zhang Yong).)

Power electronics and control in grid-connected PV systems

灰色预测程序，采用GM(1,1)模型建立(Grey prediction program)

该工程实现2fsk的载频估计，返回2fsk两个载频估计结果。(The project is estimated to achieve 2fsk carrier frequency, return 2fsk two carrier frequency estimation results.)

This function implements a Voice Activity Detector algorithm based on signal energy, zero crosses, frequency, and adaptative thresholds.

In pattern recognition and in image processing, feature extraction is a special form of dimensionality reduction.

Modal analysis in Matlab to calculate all modal parameters from a structure

通过引力搜索算法，进行支持向量机参数优化。实现模式识别和趋势预测。(The parameters of support vector machine are optimized by gravitational search algorithm. Realize pattern recognition and trend prediction.)

LMS算法计算信号功率和特征向量，并和其他几种算法做比较(LMS algorithm to calculate the signal power and the feature vector, and several other algorithms compare)

说明：  四阶统计求时延,拿来和大家共同研究，请指点(Fourth-order statistics for time delay, and everyone used to study, please instruct the)