homework1

this is matlab code for estimating the static linear system with Least Squre that is written by matlab 7.0. Here we want to estimate the below function: 1 - u^2 + 2*u^3 +u^5 +3*u^7 these are 2 files : without noise and with noise finally,there are plots for showing results.

利用小波的对图像的分解和重构，然后对重构图像消噪，并比较消噪前后的图像。(the use of wavelet image decomposition and reconstruction, and then reconstructed image denoising, and compare the before and after denoising images.)

MATLAB是美国MathWorks公司自80年代中期推出的适用于科学和工程计算的数学软件。它优秀的数值计算能力、卓越的数据可视化能力和简洁的程序语言编写使其很快在数学软件中脱颖而出。本文通过化学计量学中的两个多元校正为例,简要介绍了MATLAB程序设计在化学计量学计算中的应用。 更多还原 ( MathWorks MATLAB is a mathematical software United States launched the company since the mid-1980s apply to scientific and engineering computing. It is excellent numerical ability, excellent data visualization capabilities and simple programming language to write so quickly come to the fore in mathematics software. In this paper, two chemometrics multivariate calibration, for example, a brief introduction MATLAB programming in chemometrics computing applications. More Restore)

理解掌握 Poisson过程的理论，了解随机过程的模拟实现技术，学习并掌握在实际中如何检验给定的随机过程是否为Poisson过程 (Poisson process, understand and grasp the theory of stochastic processes to achieve understanding of simulation techniques to learn and master in practice how to verify whether a given stochastic process for the Poisson process)

说明：  lagrange的M文件，在数学最优问题中，拉格朗日乘数法（以数学家约瑟夫·路易斯·拉格朗日命名）是一种寻找变量受一个或多个条件所限制的多元函数的极值的方法。(M file of Lagrange,In mathematical optimal problems, Lagrange multiplier method (named after mathematician Joseph Louis Lagrange) is a method to find the extremum of multivariate functions whose variables are limited by one or more conditions.)

this package can simulate a rayleigh multipath fading channel .by running the ,exam.m, the channel will be simulated.,siglfade can simulate a simple rayleigh channel . multipath.m use delay and siglefade to simulate a multiath fading channel.

FSK信号的频带仿真，采用的是最基本的带通加低通的解调形式(Simulation of FSK band signal)

this is genaral techniques involves in noise cancellation and this matlab version

不容易找到的OBDⅡ诊断故障码总表，广泛覆盖各种车型，用于OBD车载检测设备的开发(obd diagnostic codes table, which cover all cars and is used for the development of OBDII system.)

RLS算法主要适用于数字信号处理的fir和iir数字滤波器(RLS algorithm )