针对地震信号随机干扰的特点,运用二维小波变换的理论,设计了相应的变换域去噪滤波器。
A filter is designed to attenuating noise in accordance with the characteristics of seismic signals having a random disturbance with the theory of the 2-d wavelet transform.
对于空间目标识别这个具有挑战性的研究课题,提出了基于二维小波变换的空间目标识别算法。
Regarding the fact that space target recognition is a challenging research problem, this paper proposes a space target recognition algorithm based on the two-dimensional wavelet transform.
叙述了小波基函数、连续小波变换、离散小波变换、二进小波变换、二维小波变换、多分辨分析小波变换理论。
Describes the wavelet function, continuous wavelet transform, discrete wavelet transform, dyadic wavelet transform, wavelet transform, multiresolution analysis, wavelet transform theory.
本文在阐明二维小波变换用于地震属性数据基本原理的基础上,建立了小波变换用于图像多尺度边缘检测的有效流程。
A method of calculating wavelet transformation filter coefficients for multiscale edge detection is given in this paper, and the efficiency of the method is clarified.
本文在阐明二维小波变换用于地震属性数据基本原理的基础上,建立了小波变换用于图像多尺度边缘检测的有效流程。
On the basis of expounding the basic principle using 2-d wavelet transform for seismic attributes data, the paper built up the effective flow used for multi-scale edge detection of image.
根据二维小波变换的特点,分析了利用二维小波进行图像边缘检测的基本原理,并设计了利用二维小波变换进行多尺度边缘匹配的检测算法。
This paper analyzes the basic theory using two dimensions wavelet to detect image edges on the basis of wavelet transform and then designs the detecting...
针对红外图像对比度差、噪声较大的缺点,提出一种基于二维离散小波变换的红外图像增强方法。
Aiming at the bad contrast of infrared image and big noise, this article gives out an arithmetic of image enhancement based on the disperse of two-dimensional and wavelet transform.
小波变换具有多分辨率和多尺度特性,特别适合于二维图像信号的处理,目前已应用在静止图像的压缩标准中。
While wavelet transform is suitable in image compression due to its multi-resolution and multi-scale analysis property, and is used in the standards of image compression.
在以上小波分析理论的基础上进一步讨论了二维正交小波变换和离散图像的小波变换实现。
Based on mentioned-above wavelet analysis theories, two-dimension biorthogonal wavelet and the implementation of wavelet transform on discrete images have been discussed.
实验中以CDF 9/7二维离散小波变换为例,对于JPEG 2000中推荐使用的5级小波分解,本文算法相对于原空间组合推举算法的缩放运算乘法量减少了34。
Using 5-level CDF9/7 2-D discrete wavelet transform recommend in the standard of JPEG2000, the multiplication operation for scaling in the algorithm is decreased by 34.
在讨论二维二进可分离小波及图像小波去噪的基础上,研究一种基于小波变换并结合其他多种图像处理方法的车牌图像检测定位的算法。
This thesis presents a new algorithm on the detection and orientation of vehicle license plate based on planar and binary wavelet, integrated with many other im age processing methods.
以下是本文的三个创新性成果:1设计了一种并行阵列式二维离散小波变换DWT提升格式的硬件结构。
This thesis achieves the following three innovative results: 1 the thesis presents a new parallel array 2-d discrete wavelet transform DWT hardware architecture based on lifting schemes.
以二次光滑小波作为小波函数,对水果红外图像进行二维二进小波变换,计算了小波变换结果的局部模极大值点,从而得到了水果红外图像的轮廓。
A quadratic lubricity wavelet as wavelet function was defined to do the two dimensional dyadic wavelet transform on fruit infrared image, and to get local modulus maxima from the results.
采用小波变换消噪技术首次应用到中药二维相关红外光谱的数据处理中。
Wavelet analysis and wavelet denoising was applied to analyse the data of two dimensional correlation ir spectroscopy of traditional Chinese medicine for the first time in this article.
采用小波变换消噪技术首次应用到中药二维相关红外光谱的数据处理中。
Wavelet analysis and wavelet denoising was applied to analyse the data of two dimensional correlation ir spectroscopy of traditional Chinese medicine for the first time in this article.
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