computer-project

本程序用以仿真块状导频时不同信噪比条件下的误码率和均方误差，信道估计采用最小二乘法和改进的最小二乘法。 (The pilot program for the simulation block different SNR when the bit error rate and mean square error channel estimation using the least square method and the improved least square method.)

基于傅里叶变换的混沌图像置乱加密方法及其代码实现(Fourier transform based on chaotic image encryption and scrambling code implementation)

MATLAB中WVD变换，可将时域数据转换为时频域能量密度(WVD Transform)

《MATLAB图像与视频处理实用案例详解》中基于 GUI 搭建通用视频处理工具和基于语音识别的信号灯图像模拟控制技术，完整的理论介绍和具体的实现代码，适合初学者(" MATLAB image and video processing utility cases explain" to build a common GUI-based video processing tools and image-based speech recognition signal analog control technology, complete theoretical description and specific implementation code, suitable for beginners)

商标文字分割源程序(Trademarks source text segmentation)

Solving Problems with Partial Swarm Optimization +Example

针对风力发电机组传动系统故障时特征量提取困难的问题,提出了改进的小波包结合包络谱的故障诊断新方法。深入研究了小波包频带错乱的问题，对小波包实施了改进，消除了频带错乱的缺陷(In view of the wind turbine drive system characteristics, failure and difficult problems, puts forward the improved wavelet packet combining spectral envelope, a new method of fault diagnosis. Further study of the wavelet packet frequency band derangement, improvements were carried out for wavelet packet, to eliminate the defect of the frequency band derangement)

基于变换编码的图像压缩及解压，含有离散余弦变换程序。(Transform based image compression and decompression coding)

解相关及MMSE和传统检测器比较的仿真程序包括有远近，无远近，有躁，无躁。(decorrelation and MMSE and traditional Detectors comparison simulation program including length, no distance, a rash, without rashness.)

实现了PCM编码->基带码型转换（NRZ to HDB3）->QPSK调制->高斯信道->QPSK解调->基带码型反转换（HDB3 to NRZ）->PCM解码。同时给出了误码率曲线。(Achieve a PCM coding-> Baseband code converter (NRZ to HDB3)-> QPSK Modulation-> Gaussian channel-> QPSK demodulator-> anti-baseband conversion pattern (HDB3 to NRZ)-> PCM decoding. Also shows the BER curves.)