当进行降噪处理,有情况下,屏幕会瞬间转紫红色。
When performing Noise Reduction processing, there were cases where the screen would momentarily turn magenta.
本论文主要围绕提升格式下的图像降噪处理来进行研究。
This paper focuses on the image de-noising via lifting scheme.
然后对含有高斯噪声的图像以模糊滤波算法进行降噪处理。
最后,基于车内降噪优化模型对右前车顶进行降噪处理,获得了明显的降噪效果。
Finally, a noise depressing treatment is applied on the right front part of the roof based on the optimization model for interior noise abatement, and an evident noise reduction effect is obtained.
散斑图像往往含有较大的噪声,如何对散斑图像进行降噪处理是一个非常重要的问题。
The testing image of shearography includes much speckle noise, so de-noising is a very important task.
提出了阈值检测、降噪处理和功率谱估计三种分析和处理水中气泡激光散射信号的方法。
Three methods for analyzing and processing the laser scattering signal of bubbles in water, the threshold detection, noise elimination processing and power spectral estimation, are put forward.
适用于下水管道的隔声降噪,可用于住宅,办公楼,公共建筑的主下水管道的降噪处理。
Apply to the water pipe noise noise, can be used for residential, office buildings, public buildings the main water pipe noise reduction processing.
该算法改变了原算法中非线性滤波的方式,并结合总变分最小化方法对图像进行降噪处理。
This algorithm changes the form of nonlinear filter, and denoises the image by combining with the method of total variation minimization.
传统图像增强算法在增强对比度的同时,也很大地提升图像噪声,需要对图像进行降噪处理。
Traditional image enhancement algorithm enhances the contrast grade and noise of image at the same time. So, noise reduction is needed.
为了得到变形物体的连续相位分布,需要用适当的方法对散斑干涉条纹图像进行滤波降噪处理。
In order to obtain the continuous phase distribution of the deformed object, it is necessary to take some proper methods to remove the noises in the fringe.
为了弥补传统中值滤波器在进行图像降噪处理中的不足,在图像降噪技术中应用了自适应中值滤波器。
To remedy disadvantage of traditional median filtering algorithms in image de-noise, adaptive median filter is introduced and applied to image de-noise.
同时研究了噪声对关联维数计算结果的影响,并提出用采样迭代奇异值降噪算法对原始数据进行降噪处理。
The influence of noise on the computational precision of correlation dimension is discussed, and iterative singular value decomposition for reducing noise is introduced.
前言: 针对X射线线阵探测器实时成像的焊缝图像,提出了降噪处理、焊缝图像分割及缺陷检测的方法。
A method of the noise reduction, region segmentation and welding defects extraction was proposed accerding to weld image of X-ray linear array detector real-time scanning.
由于高温噪声的不可避免,采用了移动平均方法,傅里叶变换滤波和小波分析的方法对其进行了数据降噪处理。
It is impossible to avoid noise at high temperature, so different mathematic methods, such as Savitzky-Golay method, FFT and wavelet methods have been adopted for denoising.
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.
CCD图像在其获取过程中由于噪声引入而给别的处理带来不便,因而对其进行降噪处理是一项至关重要的工作。
It brings inconvenience to the later processing for the introduced noises while in the acquirement of CCD image, thus image denoise is necessary.
实验结果表明,经过语音降噪处理后的语音信号得到了较大程度的改善,大大提高了语音传播效果,具有较高的清晰度且没有什么噪声。
The emulation result shows that the SNR is increased largely and the effect of hearing is improved obviously with high intelligibility and no distortion.
研究寻北仪惯性传感器信号处理问题,采用基于小波域的隐马尔可夫模型(WHMM),对连续旋转式寻北仪陀螺的输出信号进行降噪处理。
The problem of signal processing in north-finders has been studied. The wavelet-based hidden Markov models (WHMM) are used to denoise the Gyros output signals in continuous rotary north-finders.
由于MRI图像中的信息对医疗诊断特别重要,因此如何利用数字计算机与数字图像处理理论对被噪声污染的图像进行降噪处理便成为了MRI图像处理的中心任务。
Because the information in the MRI is very important to medical treatment, it is a primary task that how to decrease noise from MRI by use of PC and digital image processing.
最后,将该图像进行计算机降噪去斑处理,得到一张50纳米分辨率的图片。
Finally, the image is cleaned up by a computer program and the 50-nanometre-resolution picture emerges.
小波分析处理车辆振动响应信号,可有效降噪,通过路面反映谱分析路面不平度。
Vibration response signals of vehicle are processed with wavelet analysis to reduce noise efficiently, and road surface roughness is analyzed by road response spectrum.
图像降噪是图像处理主要内容之一。
One of the main contents of image processing is image de-noising.
本文简要介绍了在螺旋桨飞机座舱降噪设计中采用的蜂窝刚度处理技木。
An acoustic treatment technology of honeycomb sandwich stiffened structure to reduce cabin noise for propeller airplanes is presented briefly.
为了实现移动装备发动机缸盖振动信号的在线处理,提出一种基于提升小波包变换的渐变式阈值降噪方法。
In order to on-line process engine cylinder head vibration signals of mobile equipment, a de-noising method with gradual changing threshold based on lifting wavelet package transform was proposed.
经降噪、二值化、细化、平整、拟合、标定等一系列处理后,即可自动生成相对动态位移场。
Through a series of processes such as noise reduction, binary, refinement, smoothness, fitting, and calibration, the relative welding dynamic displacement field could be acquired automatically.
信号降噪是指滤除信号的高频噪声从而使信号尽量接近真实值,这是信号处理的关键环节。
The signal denoising is a method for filtering the high-frequency noise of the signal and makes the signal more precise.
本文后面的内容将讨论核磁共振成像仪中的接收机的设计,以及数据后处理过程中的图像降噪方法。
The following content of this thesis is about an analog receiver for MR spectrometer based on PCI bus and wavelet based MR image denoising method.
传统的模极大值序列处理方法虽然可以保留信号特征,但降噪后的信号在奇异点有毛刺和轻微的振荡。
Although traditional processing method of modulus maximum array can retain characteristics of signal, the signal after de-noising exists thorns and slight oscillation at singularity point.
针对沉降数据序列的特征,研究了多项式回归方法、小波降噪方法、频谱分析法在沉降数据处理中的应用。
Probing to characters of subsidence series, we study on application of polynomial regression, wavelet denoising and frequency analysis on subsidence series processing.
阐述了数字图象处理技术在射线图象采样、复原、降噪和增强过程中的应用,给出了处理过程的数学模型。
The application of digital image processing technology to sampling, restoring, noise-suppressing and enhancing of X-ray images is described. Mathematical models of the processing are also given.
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