final-project1

celp code used for speech coding using the matlab software which is used to form speech analysis

说明：  给出RS编码和译码的原理 以及解决方案，特别是仿真的一种解决方案，值得参考。(RS gives the principle of encoding and decoding as well as solutions, in particular the simulation of a solution, it is also useful.)

matlab中的各种语言的含义几使用规则(matlab meaning in several languages using the rules)

Matlab详细手册Matlab详细手册Matlab详细手册Matlab详细手册(Matlab user book)

说明：  用MATLAB实现（7，3）循环码算法，很好的体现了循环码的特性(Using MATLAB implementation (7,3) cyclic code algorithm shows good characteristics of cyclic codes)

通过本实验，可以熟练掌握用MATLAB软件计算实际生活中的约束问题。(Through this experiment, you can master the use of MATLAB software to calculate real-life constraints.)

威布尔分布的参数估计，计算速度快，准确度高，值得深究(Parameter Weibull distribution estimates, calculation speed, high accuracy, worth studying)

DNRZ信号经过理想低通后的眼图（有码间串扰）(DNRZ signal through an ideal low-pass after the eye diagram (with inter-symbol crosstalk))

用matlab编写的利用Hough变换法提取直线的代码，用该函数实现利用Hough变换提取直线的功能。(Written by matlab extracted using Hough transform line of code, with the function to achieve the use straight-line Hough transform to extract features.)

 利用fft()进行快速傅立叶变换，得到频谱，画出正弦函数及其频谱  找出频谱中使得Y轴取最大值时的估计频率记为ft  加入白噪声，绘出信噪比和均方误差的关系曲线 ( using fft () for fast Fourier transformation, spectrum, to draw the sine function and its spectrum  find the spectrum makes the Y-axis maximum value when the estimated frequency is denoted by ft  adding white noise, SNR plot and mean square error curve)