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- complex wavelet analyses 复小波分析
- An improved digital watermarking algorithm based on dual-tree complex wavelet transform was presented. 提出了一种改进的、基于二元树复小波变换的数字水印算法。
- Dual-Tree Complex Wavelet Transform(DT-CWT) can provide shift invariance and directional selectivity. 对偶树复小波变换具有良好的方向选择性和平移不变性。
- A rotation invariant texture classification algorithm based on log-polar and Dual-Tree Complex Wavelet Transform(DT-CWT) is proposed. 提出了一种基于对数-极坐标变换(Log-Polar)和双树复数小波变换(DT-CWT)的旋转不变纹理分类算法。
- The basic ways of wavelet analysis and it's application in rock. 主要介绍了小波分析的基本方法及其在岩石超声检测信号分析中的应用。
- A texture classification algorithm based on Dual-tree Complex Wavelet Transform (DT-CWT) and Support Vector Machines (SVM) is proposed. 提出了一种基于双树复数小波变换(DT-CWT)和支持向量机(SVM)的纹理分类算法。
- It a usful wavelet analysis toolbox developed with MATLAB. 用MATLAB编写的一个小波分析工具箱，非常实用。
- For the multidirectional images, Dual-Tree Complex Wavelet Transform (DTCWT) was employed instead of the traditional Discrete Wavelet Transform (DWT). 对于多方向性的图像，使用双树复小波变换取代传统的离散小波变换。
- Application of Wavelet Analysis in MCG Signal Processing[J]. 引用该论文 顾晴雯;蒋式勤.
- Signal filter based on wavelet analysi s and its realization in condition monitoring of hydropow er was dis-cussed in this paper. 研究了基于小波分析的滤波方法及其在水电机组状态检测信号滤波中的仿真实现。
- A rotation invariant texture classification algorithm based on log-polar and dual-tree complex wavelet transform (DT-CWT) is proposed. 摘要 提出了一种基于对数-极坐标变换和双树复数小波变换的旋转不变纹理分类算法。
- As a newly developed multiresolution method,the complex wavelet transform provides approximately shift-invariant and directionally-selective filters. 作为新近发展起来的多分辨分析方法,复数小波变换提供了移动不变性和方向选择性滤波器。
- Owing to the advantages of shift-invariance and excellent spatial orientations,the dual-tree complex wavelet transform is used to reduce SAR speckle noise. 然后对小波变换斑点噪声滤波方法进行分析,提出了基于二元树复小波变换的SAR图像滤波方法。
- Wavelet Analysis of the Interannual Variability in Southern Qubec Streamflow. 南魁北克气流年际变率的小波分析。
- He Haibo, Cheng Shijie, Zhang Youbing.Analysis of reflection of signal transmitted in low voltage powerline with complex wavelet[J].Proceedings of the CSEE, 2002, 22(6): 11-15. [1]何海波;程时杰;张有兵.;低压电力线载波通信中信号反射现象的复小波研究[J]
- Then the buried depth of crystal basement was inversed using wavelet analysis. 同时应用小波分析技术，从磁场中分解出区域磁异常，反演结晶基底的埋深。
- A novel classification method for texture images was proposed by combining support vector machines(SVM) with dual-tree complex wavelet transform(DT-CWT). 提出了一种将支持向量机(SVM)和二元树复小波变换(DT-CWT)相结合的纹理图像分类方法。
- The effect of the signal processing indicated that ability of defect is enhanced,and that the method of the wavelet packet is more effective than the method of wavelet analyses in the pressure fluctuation signal processing in SCISR. 同时验证了小波包分析在撞击流反应器内压力波动信号处理中应用的有效性,而且小波包分析方法比小波方法处理信号的效果更为理想。
- To achieve the copyright protection of digital image,we present a novel zero-watermarking algorithm based on DT-CWT(dual-tree complex wavelet transform). 1引言数字水印作为保护多媒体信息的版权及其安全使用的一种手段,已成为多媒体信息安全领域的一个研究热点。
- The wavelet analysis and data processing was made based on sampled data stylebook in order to forecast disaster. 并对采集到的数据样本进行小波分析与处理，预报灾害。
