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- Image noise removal by PDEs model is an effective tool. 应用偏微分方程进行图像去噪是一种有效的工具。
- A data analysis process that increases image clarity and removes image noise. 一种提高图象清晰度、除去图象噪声的数据分析方法。
- While the traditional Gaussian Filter can reduce image noise; it may also blur image edges. 传统的高斯滤波在去除图像噪声的同时产生了边缘模糊的问题。
- Note: Image noise reduction, JPEG artifact removal and crisp image magnification tool. 一款图像处理软件,可以用来去掉图片上的痕迹和无失真放大。
- In the field of digital image processing, image compressing, image amplifying and image noise diminution based on DWT have a good practical effect. 由于小波变换的良好特性,使其在众多实际应用中都能得到很好的应用,并取得比原有技术更好的实际效果。
- At last, the assessment method of the degression of image enhancement algorithm on image noise is proposed. 而经过5帧平均算法后的图像质量明显改善,对比度增加。
- Image noise and grain artifacts were present in lung apexes above the level of the aortic arch and lung bottom below the midriff. 图像噪声明显、颗粒较粗大主要出现在主动脉弓以上肺尖区域和膈顶以下背侧区域。
- Experimental results show that this four step pretreatment method can eliminate image noise and reduce brightness difference effectively. 实验结果表明,此方法可以有效地去除图像的噪声,平衡立体图对间的亮度差异。
- Filtering coefficient is obtained by the simplified self-adaptive model and DSI image noise reducer is designed and implemented. 用简化自适应滤波算法确定滤波系数,设计和实现了DSI序列图象的动态降噪,并抑制了快变图象的拖影,具有较好的动态跟踪效果。
- Discuss the effect of algorithm statistic features, the influences of image noise, and the reason for low efficiency of steganalysis algorithms. 对统计特征提取的有效性、图像噪声对检测的影响、导致检测效率降低的原因进行了分析。
- Firstly,the inner product energy of image points is introduced,which not only can enhance line edges but also restrain image noise and non-line edges. 首先,引入图像点的内积能量运算,该运算不但能有效地增强直线边缘,而且还具有抑制噪声和非直线边缘的能力。
- The more information of original image is used in removing image noise, the better will the effect of filter be, but this is usually impossible or impracticable. 摘要图像滤噪时,利用原图像的信息越多滤波效果越好,但这通常是不可行的或不可能的。
- By means of wavelet transform, the image detail information can be preserved while image noise being removed, but image edge information can also been smoothed. 摘要应用小波变换去除图像噪声时虽然能保持图像的细节信息,但是图像的边缘信息被平滑了。
- Several extrema may be produced in evaluating function curves,as image noise is caused by interferences in image gathering,quantifying and transmission processes. 将数字图像作为处理对象的自动聚焦系统中,由于图像采样、量化及传输过程中各种干扰引起的图像噪音,导致评价函数曲线可能存在多个极值。
- Simulation results indicate that the algorithm proposed can be used to effectively reduce the image noise resulting from CCD pixel photoelectric response nonuniformity. 该校正方法可以有效地减小CCD像素光电响应不均匀性带来的图像噪声。
- By means of wavelet transform,the image detail information can be preservedwhile image noise being removed, but image edge information can also been smoothed. 小波变换去除图像噪声时虽然能保持图像的细节信息,但是图像的边缘信息被平滑了。
- The trade-off parameter between the FAB diffusion and the histogram modification is controlled by the variance of the image noise and the image histogram. 并利用图像直方图的根方差和图像噪声的根方差,构造了两种方法组合的权重因子,给出了权重因子的计算方法。
- The algorithm defines intensity of image noise by estimating density of pepper-salt noise, then chooses the corresponding filter and parameters according to noise intensity. 该算法通过椒盐噪声密度估计确定图像中的噪声强度的大小,然后根据噪声强度选择相应的滤波器及参数。
- As we well know that some factors may impair the accuracy of the results in quantitative analysis of PET and DHC, which include poor spatial resolution, the partial volume effect (PVE) and image noise. 有许多因素会影响定量分析的结果和精度,例如系统有限的空间分辨率、部分容积效应、图像噪声等。
- The heroine is the spitting image of the author. 书中女主人翁是作者的真实写照。