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ab1aa8fbd6fc
一篇关于小波变换和希尔伯特变换的文章,处理的是无功功率。小波变换代码和希尔伯特变化代码(A Wavelet transform and Hilbert transform article, dealing with reactive power.Wavelet transform and Hilbert transform code)
- 2012-04-15 12:50:09下载
- 积分:1
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q4
说明: 提出了一种基于复解析小波变换的相位诊断齿轮故障的方法。复解析小波变换将Hilbert变换与小波分析紧密结合在一起,具有自适应分析能力。利用复解析小波变换得到齿轮振动信号的相位,其功率谱图上可提取调制边频带结构来识别故障模式。试验结果表明这种方法可有效应用于齿轮局部故障诊断中。(A new method using the phase based on complex analytical wavelet transform for fault diagnosis of gears was proposed. The phase of vibration signals of gears is got by complex analytical wavelet transform, which combines Hilbert transform with wavelet transform tightly and possesses adaptive analysis ability. By making spectrum analysis of the phase, the sideband structure in power spectrum can be protruded, and the fault pattern can be identified. Experimental results show that the proposed method is effective in local defect detection of gears.)
- 2012-02-02 15:25:22下载
- 积分:1
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biterate
二次小波变换的方法用于数字信号码元速率估计(wavelet transform for bitrate estimation of digital modulated signal)
- 2012-06-05 10:29:32下载
- 积分:1
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Wavelet53
53小波变化的vc程序,很详细,有一维和二维,可以对图像进行处理。(53 wavelet transform vc program, very detailed, one-dimensional and two-dimensional image processing.)
- 2021-03-27 11:29:12下载
- 积分:1
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harr
二代小波harr变换整数小波变换,适合图像处理专业人员参考(Second generation wavelet transform Harr integer wavelet transform for image processing professionals reference)
- 2008-12-13 06:52:33下载
- 积分:1
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SerialPortCommunication
matlab实现串口采样数据的实现曲线绘制,能够设置串口编号。(matlab SerialPortCommunication)
- 2012-11-19 15:07:32下载
- 积分:1
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CSBP_matlab
用于压缩感知的基追踪(Basis pursuit)算法,程序非常详细,仅供参考(Basis Pursuit (Basis is pursuit) algorithm for compressed sensing.)
- 2012-06-12 17:25:04下载
- 积分:1
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tuxiangbianh
离散小波变换与离散小波反变换 快速小波变换(Mallat小波分解算法):对一幅图像做2级小波分解(离散小波变换)与合成(离散小波反变换)(Discrete wavelet transform and discrete wavelet inverse transform fast wavelet transform (Mallat wavelet decomposition): For an image to do 2 wavelet transform (DWT) and synthesis (discrete wavelet inverse transform))
- 2020-12-08 15:39:20下载
- 积分:1
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fuse_dwb
详细的基于离散小波变换的图像融合matlab程序,可以用于处理任何格式的灰度图像(Detailed based on discrete wavelet transform image fusion matlab procedures, can be used to deal with any format of the gray image)
- 2008-04-13 14:34:31下载
- 积分:1
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Ch1999
小波变换在故障诊断中的应用 441
18.1 引言 441
18.2 基本原理 442
18.3 小波变换在轴承故障诊断中的应用 444
18.3.1 轴承外环故障诊断 444
18.3.2 轴承滚动体故障诊断 448
18.4 小波变换在齿轮故障诊断中的应用 450
18.5 小波包在轴承故障诊断中的应用 452
18.5.1 轴承外环故障诊断 453
18.5.2 轴承滚动体故障诊断 454(wavelet transform fault diagnosis of Introduction 441 18.1 441 18.2 442 basic tenets 18.3 wavelet transform bearing fault diagnosis of 444 18.3.1 ring bearing 444 1 Fault Diagnosis 8.3.2 rolling bearings Fault Diagnosis 448 18.4 wavelet transform in Gear Fault Diagnosis of 450 1 8.5 wavelet packet bearing fault in the diagnosis of 452 18.5.1 ring bearing fault diagnosis 453 18. 5.2 roller bearings Fault Diagnosis 454)
- 2007-03-27 18:48:57下载
- 积分:1