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- harmonic wavelet transform (HWT) 谐波小波变换
- The generalized harmonic wavelet can analyze signals in random frequency band, and ensure the frequency resolution unchangingly by a generalized harmonic wavelet transformation. 摘要将二进谐波小波推广到广义谐波小波后,能够对信号的任意频段进行分析,且能够保证信号经过广义谐波小波变换后其频率分辨率保持不变。
- harmonic wavelet transform 谐小波变换
- Low Speed Rolling Bearing Failure Diagnosis Based on Harmonic Wavelet Transformation 基于谐波小波变换的低速滚动轴承故障诊断
- Simulations show that the HHT based method is practicable for harmonic analysis of power system, and has many distinctive advantages over fourier transform and wavelet transform. 仿真研究表明,用HHT方法进行电力系统谐波分析是可行的,与傅立叶变换和小波变换等现有方法比较,有很多独特的优点。
- Objective Apply wavelet transform to denoise medical image. 摘要目的利用小波变换进行医学图像去噪。
- Denoising analysis of OTDR data based on wavelet transform[J]. 引用该论文 王韶波;李康;孔繁敏;吴涛.
- Harmonic wavelet analysis can extract the singular components in the non-stationary signal effectively. 摘要谐波小波分析可有效提取非平稳信号中的奇异成分。
- Methods of signal processing in LIA based on wavelet transform[J]. 引用该论文 杨兴林;王华岑;徐铁铮;李劲.
- General harmonic wavelet is an ideal band-pass filter,due to selecting frequency range discretionarily. 广义谐波小波可任意选取频带,是理想的带通滤波器。
- By using wavelet transform, the emission of HHG in different time is obtained. 利用小波变换,观察了高次谐波在不同时刻的发射情况。
- The fault characteristic of rolling bearing can be extracted via integrating general harmonic wavelet and resonance demodulation technique. 将广义谐波小波结合共振解调技术,可较好地提取轴承故障激发的共振信息。
- In this paper, wavelet transform with nonlinear scale (NWT) is introduced. 我们介绍了一种非线性尺度小波变换(Wavelettransformwithnonlinearscale,NWT)。
- Usually,wavelet transform module maximum accords with saltation points. 小波变换模的极值点常对应于信号突变点。
- Harmonic wavelet has a finer frequency refinement f unction than the others.An example which can demonstrate superiority of harmonic wavelet in filtering is presented. 基于谐波小波函数较别的小波函数具有良好的盒形谱特性考虑,将谐波小波函数用于数字信号滤波,并通过模拟算例和实例给予验证。
- The wavelet transform is used to analyze some voltage signals what it detected. 利用小波变换对所检测到的电压信号进行了分析。
- Finally, the fused image was reconstructed through inverse wavelet transform. 最后,通过小波逆变换得到融合图像。
- Wavelet transform is an efficient mathematical tool for singularity detection. 小波变换是检测信号奇异点的种有效的数学工具。
- harmonic wavelet packet transform 谐波小波包变换
- Objective Compressing medical images in DICOM format by wavelet transform. 目的利用小波变换实现对医学DICOM图像压缩。