lizisuanfa

说明：  本文分析了现有振动方法在柴油机故障诊断研究和实际应用方面存在的问题,提出了基于振动产生和传播机理的诊断研究方法,介绍了基于这种方法的活塞-缸套磨损和滑动主轴承磨损故障振动诊断机理的理论分析和试验研究结果,提出了一种新的振动诊断法。 (This paper analyzes the existing method of Diesel Engine Vibration Fault Diagnosis and problems in practical applications is proposed based on the generation and propagation mechanism vibration diagnostic methods, introduction of this method based on the piston- cylinder liner wear and sliding Zhu bearing wear Mechanism Fault Diagnosis of theoretical analysis and experimental results, a new vibration diagnostics.)

钻井问题 可以在准备数学建模的时候作为练习资料(mathmodeling)

Converts rgb bitmap to grayscale

IIR滤波器设计 一、 实验目的 1、 掌握冲激响应法和双线性变换法设计IIR滤波器的原理及具体设计方法，熟悉用双线性设计法设计低通、带通和高通IIR数字滤波器的计算机程序； 2、 熟悉模拟Butterworth滤波器和Chebyshev滤波器的设计，掌握冲激响应法和双线性变换法设计数字IIR滤波器的方法。 (IR filter design, the purpose of the experiment master IIR filter impulse response method and the bilinear transform design principles and specific design method, familiar with the the bilinear design method to design low pass, band-pass and high-pass IIR digital filter is a computer program familiar analog Butterworth filter and Chebyshev filter design, master the impulse response method and the bilinear transform design digital IIR filter method.)

快速wds-map算法定位，对wds-map算法的改进。(Rapid WDS-map location algorithm, the WDS-map of the improved algorithm.)

这是个关于谱熵的端点检测程序，但还不完善(This is the entropy of the spectrum endpoint detection procedure, but still not perfect)

该算法主要是利用Kalman滤波算法实现目标的跟踪及参数估计。(The algorithm Kalman filtering algorithm is the main goal tracking and parameter estimation. )

一个简单的广告牌仿真GUI程序，模拟简单的翻看广告牌功能(A Simple GUI Program to simulate ad borad. )

未来线路预测,分析误差,小波包分析提取振动信号中的特征频率，sar图像去噪的几种新的方法。( Future line prediction, error analysis, Wavelet packet analysis to extract vibration signal characteristic frequency, Several new methods sar image denoising.)

MATLAB命令大全，学习资料，非常全面。(MATLAB command Daquan, learning materials, very comprehensive.)