jiaozheng2

Sequence fourier code

基于图象的数据隐写和提取matlab代码(image-based data extraction and steganalysis Matlab code)

有关协作通信的仿真程序，有助于学习协作通信基础知识。(The simulation program of collaborative communication, help study of collaborative communication infrastructure knowledge.)

parses iptv channel data

代码给出了数字图像处理图像复原运算方法中的自适应滤波、正则化滤波、盲去卷积滤波等滤波方法的实现过程，经matlab调试运行成功，效果明显(Code gives a computing method of digital image processing image restoration, adaptive filtering, regularization filter, blind go convolution filtering and other filtering methods to achieve process matlab debugging run successfully, the effect is obvious)

pml boundary of 2-d Tmz wave

MATLAB 信号处理 带通、高通、低通滤波 FFT变换 显示并返回原始波形的FFT结果、滤波后的波形及滤波后的FFT结果(MATLAB signal processing band-pass, high pass, low pass filter FFT of the waveform display and return to the original results of the FFT, the filtered waveform and the filtered results of the FFT)

功率谱估计性能分析及其MATLAB实现，间接法、直接法、改进的周期图法Welch法、Bartlett法 (Power spectrum estimation performance analysis on MATLAB, the indirect method, direct method, improved periodogram the Welch Law, Bartlett method)

一个相对完整的OFDM通信系统的仿真设计，包括编码，调制，IFFT，上下变频，高斯信道建模，FFT，PAPR抑制，各种同步，解调和解码等模块，并统括系统性能的仿真验证了系统设计的可靠性。(Simulation and Design of a relatively complete OFDM communications system, including coding, modulation, IFFT, down conversion, Gaussian channel model, FFT, PAPR suppression, various synchronization, demodulation and decoding module and simulation of system performance omnibus the reliability of system design.)

图像隐藏和数字水印。采用在空域隐藏，在每个象素的bit位的低位藏入图片。采用在DCT系数上附加信息的方法进行。(image hiding and digital watermarking. Hidden in the airspace used in each pixel of the low bit-into the possession of photographs. Using the DCT coefficient Additional information on the methods.)