Paper introduces the idea and process of constructing complex wavelet according to the principle of constructing the wavelet, and presents the db complex wavelets. Four simulative PD signals are used to verify the accuracy of the complex wavelet transformation.
从小波构造的原理和一般条件出发，介绍了复小波构造的思想和方法，给出了构造复小波的具体步骤，并以db小波为基础成功构造出具有相同特性的db系列复小波，用4种仿真PD信号验证了所构复小波变换算法的精确性。
参考来源 - 气体绝缘组合电器局部放电环天线与复小波变换抗干扰研究·2,447,543篇论文数据，部分数据来源于NoteExpress
This article proposes to utilize the dual-tree complex wavelet transformation to the core image denoising, and good effect is obtained.
岩心图像的去噪是后续的目标检测与定量分析的关键。
Finally, based on the work of above, proposed a method of description and extraction image color and texture features in the dual tree complex wavelet transformation domain.
最后，在上面工作的基础上，提出了基于对偶数复小波域的图像的颜色和纹理特征的描述和提取方法。
This paper presents an effective license plate location algorithm, which employs wavelet transformation and intensity moment to extract number plate from the complex-background images.
提出一种基于小波分解和亮度矩的复杂背景下，图像中车牌定位和分割的方法。
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