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.
作者采用小波变换方法从频率变化曲线提取车型特征可以实现对车辆的自动分类。
The wavelet transformation method is adopted to withdraw vehicle features with the curve and then to assort vehicles automatically. The results of assorting by this method is more successful.
采用小波变换分析水平管流上的压差信号,根据段塞流与波状流的小波分析特性,可容易地识别流型。
The differential pressure signals of flow in a horizontal pipe are studied by wavelet analysis. The flow pattern can be recognized easily according to the characteristics of plug flow and wave flow.
在运动非常激烈时,则首先采用小波变换,然后再用本方法进行块匹配搜索,可减少大量复杂的运算量。
If the movement is drastic, adopt the wavelet transformation first, then use this method to search block match, which can reduce a great deal of complicated calculating.
对于车牌定位,作者提出了一个基于小波变换的定位方法,采用小波变换对车牌图像进行边缘检测和定位。
The author presents a new method base on wavelet transform in the locating of license plates. The license plate image can be detected and located using wavelet transform.
针对电能质量扰动信号的特性,本文采用小波变换对电力系统的高频、瞬时脉冲、电压切痕扰动信号进行检测。
According to features of power quality disturbance signal, this paper detects the disturbance signals of high-frequency, transient impulse and voltage notch with wavelet transforming.
介绍采用小波变换进行信号降噪的原理;利用小波分解和重构函数对轧机主传动轴应力和扭矩信号进行降噪处理。
In this paper, the theory of wavelet transformation in signal noise reduction is introduced, together with the algorithm of signal decomposition and reconstruction.
该方案基于小波变换的场内图像压缩技术,采用小波变换、子带编码、自适应量化和熵编码来对图像数据进行压缩;
The project is based on wavelet transform image compression, and implements wavelet transform, subband coding, The quantization and entropy encoding processes provide data compression;
以毫米波敏感器在军事中的应用为背景,对毫米波敏感器信号的波形特征进行分析,采用小波变换进行目标信息的特征提取。
On the basis of the applications of MMW sensors to the munitions, this thesis analyses the wave characters of MMW sensors 'signal, use wavelet transform to extract the features of target information.
试验结果表明,在选择了适当的小波基函数和阈值的情况下,采用小波变换的消噪方法对舰船辐射噪声信号进行消噪处理,可以取得良好的效果。
The results prove that we can get a very effective outcome by the method of wavelet transformation if the adaptive wavelet base and threshold value are chosen.
在数字图像小波多分辨率分析理论基础上,采用小波变换方法对高分辨遥感图像的目标地物边缘进行信息增强,然后与多光谱遥感图像进行特征信息融合。
After the wavelet's multi-resolution analysis, a feature fusion approach was adopted to enhance remote sensing image edge and improve the definition and resolving power of the image.
采用了几种图像融合算法如对比度调制融合、伪彩色融合和小波变换融合法,实现了对红外和可见光图像的融合。
Several image fusion algorithms, such as contrast modulation fusion, false color fusion and wavelet transform fusion have been adopted to realize the fusion of visual and infrared images.
基于提升方法构造的整数小波变换,采用行索引稀疏存储方案,可以对海量影像数据进行高保真的压缩。
The method of sparsely row-indexed storage has been used to compress large volumes of image data, on the base of integer wavelet transform constructed by lift scheme.
本论文采用一种基于行的小波变换压缩方法,针对整个系统的内存利用,提出一种在编解码中同时降低内存的方法。
This paper adopt the line-based wavelet transform, aiming at the whole systematic memory, propose a method to reduce the memory at both encoding and decoding.
该方法利用小波变换分析所采集的故障暂态信号,提取用于选线的暂态信息,并采用综合相位比较法确定故障线路。
In this method the transient fault signals are analyzed with wavelets transform to obtain the transient fault information, and the fault circuit is selected by the synthetic phase comparison method.
与传统的JPEG标准相比,JPEG2000标准采用了离散小波变换、内嵌编码等技术,从而具有了渐进传输、感兴趣区域压缩、抗误码等新特性。
Compared with the JPEG standard, JPEG2000 standard adopts some different compress technique, such as the Discrete Wavelet Transform, Embedded Coding and so on.
对感兴趣区域(ROI)进行无损压缩编码过程中,采用整数小波变换然后进行算术编码的方案降低运算复杂度、保证图像质量。
In the process of compressing the ROI, to decrease the complexity of computation and ensure the quality of the image, integer wavelets transform and arithmetic algorithm are used.
为了从红外热图像中识别和跟踪目标,提出了一种采用数学形态学和小波变换相结合的红外图像处理新方法。
In the purpose of recognizing and tracking targets from infrared thermal images, an infrared image processing algorithm based on mathematical morphology and wavelet transform was presented.
该软核采用插值算法进行图像处理,利用硬件编程语言VHDL对FPGA进行设计,也可利用小波变换方法对图像处理算法进一步优化。
The soft core can adopt interpolation technique to process image, can make use of VHDL to design FPGA, and can also use wavelet transform to improve the arithmetic of image process.
采用数字图像处理技术,应用小波变换方法,实现了轮胎图像中空心型号文字的提取,可作为轮胎分检自动化的一个重要控制信息。
Using technology of digit image processing and method of wavelet transform, in order to detect the edge of number of tire type, it is important information for tire detecting automation.
传统信号去噪方法常采用门限法对噪声信号的小波或小波包变换做阈值处理以达到去噪的目的。
In traditional denoising methods for signals, we usually use the method of threshold to achieve denoising by the threshold disposing of wavelet packet transform.
在纹理特征提取方面,针对不同纹理特点分别采用了基于共生矩阵的统计纹理分析和基于小波变换的频谱纹理分析两种方法予以实现。
Similarly, the work of texture feature extraction is obtained by using co-occurrence matrix or frequency analysis based on wavelet transform depending on different characteristics of images.
在给出小波变换基本模型的基础上,探讨了采用小波正交分解与重构来进行遥感信息融合的基本原理。
Base on the basic model of orthogonal wavelet transforms, principle of remote sensing image fusion is discussed by using orthogonal wavelet decomposition and reconstruction in this paper.
为了对检测对象进行精确的测量,采用了小波变换方法对脉搏信号进行识别和处理。
In order to measure signal exactly, we use Wavelet Transform to identify and disposal the pulse signal. It gave a reasonable application of NI Measurement Studio.
基于随机分形理论,采用分数布朗运动模型,应用R/S分析技术和基于小波变换的谱参数估计方法计算地震道信号的赫斯特指数。
The thesis based on random fractal theory, utilizing fractional Brownian motion model, using R/S analysis technique and wavelet transform method to estimate Hurst exponent which dep.
该文采用小波矩量法求解导电平面上的三维腔体散射,利用小波变换稀疏化矩量矩阵,加速其求逆,减少了腔体散射的总体计算时间。
Scattering from three-dimensional cavities is solved using the wavelet-MoM method, while the moment matrix is sparsified with help of the wavelet transform.
基于双线性变换采用开关电流积分器综合实现低通滤波器,解决了时域法小波变换实用电路集成化的关键问题。
Si low pass filter is synthesized with si integrators based on bilinear transform. Thus, it provides a solution to manufacture integrated chip of time-domain CWT.
基于双线性变换采用开关电流积分器综合实现低通滤波器,解决了时域法小波变换实用电路集成化的关键问题。
Si low pass filter is synthesized with si integrators based on bilinear transform. Thus, it provides a solution to manufacture integrated chip of time-domain CWT.
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