PI_GPC_1

说明：  高嵌入维混沌负荷序列预测方法研究 对混沌理论的又一次研究(High load embedded chaotic series prediction)

数字水印的源码，很全。程序中用到的图也在里面。(Digital watermark source, it is full. Procedures which are used in Fig.)

matlab信道容量仿真，包括正态，瑞利，nakagami三种信道情况下的信道容量(channel capacity matlab simulation, including normal, Rayleigh, nakagami three kinds of channels in case of channel capacity)

图像处理中，图像质量的评价指标，信噪比等等(quality assessments of image in image processing)

grow cur segmentation for image

A matlab guide book.

说明：  6. 在三条径的瑞利信道中，对于OFDM： (1) 请设计一种具体的导引辅助的信道估计方法，用Simulink进行仿真，测量BPSK调制时的误码率性能。画出比特信噪比与信道估计均方误差的关系曲线，画出比特信噪比与误码率的关系曲线。 (2) 设频率已同步，请设计OFDM一种具体的采用循环前缀进行时间同步方法，用Simulink进行仿真，画出比特信噪比与捕获概率的关系曲线。 (3) 设时间已同步，请设计OFDM一种具体的采用循环前缀进行频率同步方法，用Simulink进行仿真，画出比特信噪比与频率同步误差的关系曲线。 (。 6 In the three path Rayleigh channel for OFDM: (1) Please design a specific guide-assisted channel estimation method, the Simulink simulation, BPSK modulation measuring the bit error rate performance. Draw-bit signal to noise ratio and channel estimation mean square error curve, draw-bit signal to noise ratio and bit error rate curve. (2) set the frequency has been synchronized, the design of a specific OFDM cyclic prefix used for time synchronization method, the Simulink simulation, draw-bit signal to noise ratio and capture probability curve. (3) set time has been synchronized, the design of a specific OFDM cyclic prefix used for frequency synchronization method, the Simulink simulation, draw-bit signal to noise ratio and frequency synchronization error curves.)

一个快速通信系统的hop程序，主要是幅频特性测试，。(A rapid communication system of hop program, mainly is the amplitude frequency characteristics test,. )

该程序在matlab环境下建立了三维曲线的拟合方法，该方法拟合效果较好。(The program in the matlab environment established a three-dimensional curve fitting method, the method fitting better.)

主要研究ＯＦＤＭ的信道编码中ＬＤＰＣ码的原理和图示(Principles and icons of the main OFDM channel coding, LDPC codes)