搜索资源列表
DEAP2.1
- DEA模型的算法,可以算出很多的模型,数据包络分析是一个较为复杂的效率分析方法,利用软件不仅可以大大降低计算难度,还可以保证计算的准确性。(The algorithm of DEA model can be used to calculate many models. Data envelopment analysis is a more complex method of efficiency analysis. Using software can not only greatly redu
ask
- 实现ask的调制解调过程,载波相乘实现调制,包络检波实现解调(Realizing the modulation and demodulation process of ask)
teager
- teager能量算子源程序以及测试程序,实现对波形的解调以及包络分析。(The teager energy operator source program and test program realize the demodulation of waveform and envelope analysis.)
轴承信号分析
- 共振解调的过程如下:首先对采集到的信号进行傅里叶变换,然后利用传感器自身的谐振频率进行分析,对滤波后的信号进行包络,包络以后去除了高频部分,得到包络信号,再对改进的包络信号进一步进行低通滤波,最后对最终得到的信号进行傅立叶变换求其频谱图。共振解调的原理及其过程可以用图2 来进行表述。(The process of resonance demodulation is as follows: First, Fourier transform is performed on the collected
ASK FSK
- 实现2ASK、2FSK调制及两者的包络检波解调(Implementation of 2ASK, 2FSK modulation and envelope demodulation of both)
EMD-Hilbert
- 轴承故障诊断中振动信号EMD分解和Hilbert包络(EMD Decomposition and Hilbert Envelope of Vibration Signal in Bearing Fault Diagnosis)
EMPM
- 本资料给出了数字预失真,包络多项式模型的matlab程序(this material include the programs of the EMP model of DPD)
基于DEA的投入产出分析
- 数据包络分析(即DEA)是一种统计分析的新方法,它是根据一组输入输出的关系来判断有效生产前沿面的(Data Envelopment Analysis (DEA) is a new statistical analysis method, which is based on a set of input-output relations to determine the effective production frontier.)
hilberttest
- 此例程可以用来进行希尔伯特变换,得到包络谱,利用差分公式得到瞬时频率(This routine can be used to carry out Hilbert transform, obtain envelope spectrum, and obtain instantaneous frequency by using difference formula)
毕设程序
- 滚动轴承信号的保罗谱分析,hilbert Teager能量算子,信号平方,信号取绝对值等等方法求信号包络谱(hilbert transmission)
AM
- 用MATLAB产生一个频率为1Hz,功率为1的余弦信源,载波频率为10Hz,显示信号的波形及包络,求出调制信号的功率谱密度,以及相干解调后的信号波形(A cosine source with 1 Hz frequency and 1 power is generated by using MATLAB. The carrier frequency is 10 Hz. The waveform and envelope of the signal are displayed. The power
DRS(Up to Pudn)
- 包含三个M文件,程序为本人自行编译完成,Demo中设有仿真信号验证,并经本人实际齿轮箱信号(轴承外圈故障)测试,经包络分析结果显示能够有效定位轴承外圈故障频率。 亲测可用。(It contains three M files. The program is compiled and completed by myself. Demo has simulation signal validation. It has been tested by my actual gear box signal
频谱分析和包络谱分析
- 频谱分析 自己写的 可以给大家参考 学习学习(Spectrum analysis, written by myself, can give you reference, learning and learning)
add_noise_pinyutu
- 进行纯净信号和加噪信号的时频域显示,及其包络图显示,并计算加噪信号的信噪比、互相关系数、峭度值,对信号进行离散余弦变换。(The time-frequency domain display of pure signal and noise-added signal and its envelope diagram display are carried out, and the signal-to-noise ratio, correlation coefficient and kurtosis
OrdersGuardian
- 一般的平台都提供了获利止损价、移动止损等简单的平仓策略。实际上,我们经常会使用诸如支撑线阻力线通道线等稍微高级一些平仓策略,但这需要你时刻盯着报价图表,并经常的修改止赢止损价。OrdersGuardian就是这样一个可以帮助你看管持仓单的EA,它可以在你睡觉的时候替你按照既定的策略及时平仓。你可以设置采用均线、包络线、趋势线、通道线、抛物线止损等指标作为止赢止损的价位曲线。(Common platforms provide simple closing strategies such as pr
综合评价方法MATLAB实现matlab文件何逢标
- 里面包含多种综合评价方法,如层次分析法、模糊综合评判、基于可拓学的综合评价方法、数据包络分析法、TOPSIS分析法、熵权法以及人工神经网络分析法(It contains many comprehensive evaluation methods, such as analytic hierarchy process, fuzzy comprehensive evaluation, extension-based comprehensive evaluation method, data enve
OrderGuardian
- 外汇订单管理OrdersGuardian就是这样一个可以帮助你看管持仓单的EA,它可以在你睡觉的时候替你按照既定的策略及时平仓。你可以设置采用均线、包络线、趋势线、通道线、抛物线止损等指标作为止赢止损的价位曲线。(OrderGuardian OrderGuardian)
挂单EA
- 基于包络线挂单,BUYLIMIT和SELLLIMIT单,动态调整价位。二 、无行情不做单。 三、有行情时上下挂单会跟着行情动态移动,如果短期内行情波动过大,则触发成交,靠超买超卖回撤实现止盈。 四、极端行情靠止损控制风险。(极端行情出现不多,建议结合手动避开诸如非农数据公布,总统大选等行情,这样能实现盈利最大化) 五、资金管理,自定义资金利用率,以决定EA下单手数。(Dynamic price adjustment based on envelope list, buyimit and
EEMD,EMD
- EEMD将特殊幅值下的高斯白噪声引入到分解的过程,可以消除上包络和下包络之间存在的拟合误差,从而很好地避免不同尺度下IMF的模态混叠现象,(EEMD can eliminate the fitting error between the upper envelope and the lower envelope by introducing the Gaussian white noise with special amplitude into the decomposition process
1.5维能量谱MATLAB代码
- 1.5维能量谱matlab程序,有需要的可以下来看看,文件包含1.5维能量谱、1.5维包络谱,可直接运行使用