task1

三维蛇形机动仿真，用matlab仿真的空中目标三维蛇形机动(Three-dimensional maneuver simulation, simulate three-dimensional maneuver of aerial targets using matlab )

本文件是matlab语言编写的，用来读取指定行的行数的txt文件(This document is written in matlab language used to specify the number of rows to read txt file)

数字助听器回声消除采用自适应回声消除算法。NLMS算法的得到了很大的应用，matlab仿真程序，很有用(Digital hearing aids in the NLMS echo cancellation algorithm MATLAB simulation program, oh well )

delay and sum beamforming algorithm

K-SVD是一种经典的字典训练算法，依据误差最小原则，对误差项进行SVD分解，选择使误差最小的分解项作为更新的字典原子和对应的原子系数，经过不断的迭代从而得到优化的解。(K-SVD is a classic dictionary training algorithm, based on the principle of minimum error, the error items SVD decomposition, choose to make the smallest error decomposition item as an updated dictionary of atoms and atomic corresponding coefficient, through constant iteration to obtain an optimized solution.)

阵列信号处理方面的10个经典程序,主要为DOA估计(Array signal processing 10 classic program)

包含飞行器飞行中的姿态控制，如侧滑角，倾斜角，滚转角，俯仰角，添加噪声处理，基于chebyshev的水声信号分析。( It comprises aircraft flight attitude control, such as slip angle, tilt angle, roll angle, pitch angle, Add noise processing, Based chebyshev underwater acoustic signal analysis.)

OFDM+MIMO用于学习OFDM和MIMO如何集合很有效

可以在蓝色背景下找到肤色散点分布图，从而确定肤色在YCBCR空间内的分布情况(Can be found in the blue background color scatter distribution, to determine the color space in the distribution of YCBCR)

FOR IMAGE RETRIVAL USING WAVELET01