158_2013_999_MOESM2_ESM

压电陶瓷的经典模型，preisach 模型(piezoelectric, preisach model)

【债券回购量化投资模型】：本人在投资公司做量化投资的，分享一个简单的债券回购量化投资模型，在rar压缩文件附有数据，模型的原理与策略系历史最大开盘价合约进场，细节不多讲，做量化投资的朋友可以了解一下。([Bond repurchase quantitative investment model]: I do quantitative investment in investment companies, sharing a simple bond repurchase quantitative investment model, rar compressed files with data, principles and strategy of the largest in the history of opening contract model approach , not much talk about the details, do the quantitative investment friends can look at.)

可用于转子的动力学分析，包括固有频率的计算和振型的输出。(Can be used for rotor dynamics analysis, including the calculation of the natural frequency and vibration mode output.)

image processing-histogram equalisation

使用Matlab解常微分方程组。作者为L.F.Shampine, I.Gladwell, S.Thompson(Solving ODEs with MATLAB. Author:L.F.Shampine, I.Gladwell, S.Thompson)

这是关于扩频的一些基本知识,希望能对大家有帮助.(this is about spreading some basic knowledge, we want to help.)

calculate principal component analysyis off matrix

差分进化算法求解约束优化问题，JADE算法求解，性能优于其他算法(Differential evolution algorithm for solving constrained optimization problems)

This code is used to cut selected part of the image that is of course after you decompress.   And run the code in the image circle separated.

机械故障诊断方法概述 信号处理方法概述 齿轮箱故障诊断(Mechanical fault diagnosis method outlined signal processing method outlined gearbox fault diagnosis)