math-model

小波分析的资料，可以让你快速理解小波的意思和作用(Wavelet analysis of the data, allowing you to quickly understand the meaning and role of the wavelet)

various IOMUX output functions.

粒子滤波 PF( Particle Filtering) 是在 贝叶斯滤波框架下基于 Monte Carlo 采样的统计滤波方法，可解 决非线性、非高斯的滤波问题，声源跟踪就属于这类问题。近年 来，基于粒子滤波的声源跟踪算法已成为研究的热点。 (he real acoustic data recorded in a typi- cal meeting room using a small-scale microphone array is used for tracking experiments． Results show that the proposed algorithm can realise effectively the orientation tracking of the randomly walking speaker，in which，the root mean square error of tracking in direction of the hori- zontal angle and the elevation are all less than 5°． )

math function for learning methods

本实验隶属现代数字信号处理，涉及到谱估计和谱分解，对学习数字信号的现代处理方法帮组很大。系统辨识实验实现：输入为功率为1（方差为1）的白噪声信号，通过一个线性移不变（LSI）系统，采用功率谱分析方法实现系统辨识对一个LSI系统进行辨识,并比较最后辨识出的系统与原系统的差别，分别显示出来。 (Experimental realization of system identification: input power of 1 (variance 1) of the white noise signal through a linear shift invariant (LSI) system, using power spectral analysis method of system identification of an LSI system identification, and compare the final system and identify the difference between the original system, respectively, is displayed.)

提取大量txt文本中的相同序号的数据，保存至数组，作为纵坐标画出图形。(Txt text to extract a large number of the same data, save it to an array, as ordinate drawn graphics.)

计算马氏距离,datasample是基准总体，行为特征值，列为各样本值，如5x1000,testdata是要进行计算的特征向量,MD为计算出的马氏距离(Mahalanobis distance calculation, datasample benchmark overall behavior eigenvalues, as the value of each sample, such as 5x1000, testdata is necessary to calculate the feature vectors, MD for the calculated Mahalanobis distance)

人工神经网络是在现代神经科学的基础上提出和发展起来的，旨在反映人脑结构及功能的一种抽象数学模型。(Artificial neural network is an abstract mathematical model proposed and developed on the basis of modern neuroscience, aiming at reflecting the structure and function of human brain.)

说明：  实现磁盘级文件读写，穿透还原。实现磁盘级文件读写，穿透还原。(Achieve disk-level file reading and writing, through reduction. Achieve disk-level file reading and writing, through reduction.)

卡尔曼滤波算法和扩展卡尔曼滤波算法在目标跟踪到的应用(Kalman filter and extended Kalman filter algorithm to the application in target tracking)