Based on the discussion of the theory of wavelet transform of images, a practical multi scale edge detecting method is put forward and the ways to suppress noise interference are discussed.
在对图像的小波变换原理讨论的基础上,提出了一种较为实用的图像多尺度边缘检测方法,同时对如何抑制噪声的干扰进行了讨论。
Taking the negative pressure wave produced by pipeline leakage as a transient signal, the multi scale wavelet transform can be utilized to identify the pipeline leakage signal in local.
利用多尺度小波变换,把管道泄漏产生的负压波信号作为瞬态信号,来识别管道的局部泄漏特征。
Applying wavelet transform, differential equation of multi-scale structural dynamic was obtained and the parameter recognition of damage identification was analyzed in structural dynamic system.
应用小波变换,推导了多尺度结构动力方程来分析结构动力系统中的损伤识别。
Regarding this, a novel feature level approach to image fusion is proposed based on discrete dyadic wavelet transform for multi-scale image edge detection.
本文提出了一种基于离散二进小波变换的多尺度边缘检测和图像融合的方法,实现了特征级图像融合。
The paper discussed application technology about composite material preform stitch measured using wavelet transform. The system is rested on the multi scale analysis of wavelet transform.
讨论了小波变换在复合材料预制件花节长度测量中的应用技术,建立了花节长度自动测量系统。
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.
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。
In this paper, a new method of multi-scale and adaptive thresholds edge detection for image based on wavelet transform was adopted to detect edge of traffic vehicle.
本文把基于小波变换的多尺度自适应阈值图像边缘检测的新方法应用于交通图像边缘检测。
Support vector value contourlet transform, which is constructed by support vector machine, is a new kind of image representations which is of multi-scale, multi-direction and shift-invariance.
利用支持向量机构造的支持向量值轮廓波变换是一种具有多尺度、多方向和平移不变性的图像表达方法。
Combined with the characteristics of seismic image noise, using multi-scale wavelet transform, presents a new adaptive wavelet threshold denoising algorithm.
结合地震图像噪声的特点,利用多尺度小波变换的优点,提出一种新的自适应小波阈值去噪算法。
Based on the B-Spline theory, this paper present a new kind of multi-scale wavelet transform. The feature of a signal can be extracted in its maximum module or zero-crossing.
本文基于数学样条理论提出了一种新的多尺度小波变换,通过其模极值或零交叉可以有效地提取信号的特征。
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.
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。
Based on the multi scale wavelet transform of the orientation curves we can utilize the information of local maximum positions to detect and locate the corners. Experimental res...
对边缘围线的方向曲线进行多尺度小波变换,利用变换结果的局部最大值信息检测和定位出图像角点。
A set of digital image processing algorithms based on multi-scale transform is proposed according to the characteristics of 3-d digital holography.
针对三维物体数字全息实验系统的特点,提出了基于多尺度变换的数字图像处理方法。
There are two research aspects about fusion methods based on multi-scale transform: the multi-scale transform tools and the fusion rules.
基于多尺度分解的融合方法主要从尺度分解方法和融合规则两方面开展研究。
The features extract method of MCSF based on wavelet multi-scale transform is that the image feature of coefficient sub-frequency is decomposed with 3 layer of wavelet multi-scale transform.
基于小波多尺度分解子带主成份的特征提取法,利用小波多尺度分解子带系数图像特征。
And then a new edge detector is defined by using the multi-scale operation of the modified morphological transform.
在此基础上利用改进形态学算子的多尺度运算定义了一种新的边缘检测算子。
And then a new edge detector is defined by using the multi-scale operation of the modified morphological transform.
在此基础上利用改进形态学算子的多尺度运算定义了一种新的边缘检测算子。
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