karthick

完成M=4的DPSK通信系统的蒙特卡洛仿真，信号波形为snr2ps(snr_in_dB) 求出以dB为单位的给定信噪比的比特误码率和符号误码率.(Completion of M = 4 of the DPSK communication system Monte Carlo simulation, the signal waveform is snr2ps (snr_in_dB) calculated in units of dB signal to noise ratio for a given bit error rate and symbol error rate.)

《MATLAB模糊逻辑工具箱的分析与应用》一书讲述了模糊逻辑的基本原理，结合MATLAB仿真进行试验。是个很好的学习教程。(Analysis and application of MATLAB fuzzy logic toolbox " a book about the basic principles of fuzzy logic, combined with the MATLAB simulation test. It is a good learning tutorial.)

simulate the performance of a DS-SS/BPSK communication system in the following scenarios: 1. In the AWGN channel 2. In the presence of pulsed noise jamming and AWGN(simulate the performance of a DS-SS/BPSK communication system in the following scenarios: 1. In the AWGN channel 2. In the presence of pulsed noise jamming and AWGN)

a code on pattern recognition which has pca as a dimentional reduction and knn as a classifier.

一个简单的动网格事例,该程序用MATLAB语言编写.(a simple moving mesh example, the procedures used MATLAB language.)

说明：  关于UMHexagonS方式的一些论文，使用CAJviewer阅读(UMHexagonS)

模块化多电平逆变器的simulink仿真（7电平）(The simulation modular multilevel inverter (7 level))

常见的基于人类视觉特性的图像增强算法由于是同时完成动态范围压缩和对比度增强,导致增强图像的整体对比度不高、边缘部分效果不佳.通过分析人类视觉系统的全局和局部自适应调节原理及人眼视网膜神经节细胞感受野的传输特性,提出一种仿生图像增强法.为适应人类视觉系统对光强的主观感觉特性,对图像作全局亮度对数变换 并利用人眼的主观亮度感觉与实际光强的对数呈局部线性关系的特性,采用视网膜神经元感受野三高斯 模型来调整亮度图像的局部对比度 最后利用线性变换恢复图像的彩色信息.实验结果表明,该算法的增强效果良好,特别是对于图像边界处,既能很好地增强边缘对比,又可有效地提升区域亮度对比和亮度梯度信息. (image enchancement)

DSP程序开发——MATLAB调试及直接目标代码生成，西电2003年李真芳(DSP Program Development- MATLAB debugging and direct object code generation, Western Electric in 2003 Li-fang)

algoritmo pca, en matlab si funciona