查询词典 segmentation

To restrain the over segmentation of watershed transform, Phase congruency gradient should be marked before the segmentation.

基于分水岭变换的图像分割性能在很大程度上依赖于用来计算待分割图像梯度的算法。

Aiming at the circumstances that skull and the gore are conterminous in the CT image of encephalic hemorrhage,a segmentation algorithm on the gore recognition is designed with the integration of edge detection,region growing and threshold segmentation.

针对颅内出血CT图像颅骨与出血块相接的情况，设计了一个集边缘检测、区域生长、阈值分割于一体的出血块识别算法，并通过计算机模拟实验实现了出血部位的识别与自动分割，为出血量的定量计算奠定基础。

In this thesis, two methods, called stepwise threshold segmentation and contour map threshold segmentation, are proposed.

本文提出了循环递增阈值分割法和等高地图分割法这两种图象分割算法，较好地实现了激光扫描共焦显微生物医学图象的目标分割。

During the process of model smoothing, there is an uncertain weight threshold, which is discussed in detail for scientific evaluating.2. In the part of "3D Model Segmentation", the vector of Gauss-Mean curvature, that of Max-Min curvature, that of RMS-Absolute curvature are compared through their performances in segmentation.

在三维模型分割方面，对高斯-均值曲率向量、最大-最小曲率向量、RMS-绝对曲率向量等三种特征向量在分割中的性能，以及指定聚类数目对分割结果的影响通过试验进行了比较。

Besides, because of diversity of biochip image, the shape of some spots can not be uniformly circular. Solved the problem of coarse segmentation and modification of deflexion angle, a method of tracking local spots profile—Template snake model has been proposed in the paper, it can recognize the target from roughness to precision step by step, so to guarantee the precision and efficiency of segmentation.

此外，由于生物芯片多样性特点，某些芯片样点外形并不一定是简单的孔径问题，本文在比较彻底地解决了样点粗分割及偏转角校正后，提出了局部区域的样点轮廓跟踪方法——Template snake模型，实现由粗到精的宏状多目标分层识别策略，既保证了样点分割的正确率，又加快了执行速度。

In the video segmentation method based on DEMD, the intrinsic mode function with the lowest frequency is discarded and a simple and effective motion compensation method is adopted. As a result, the video segmentation method is no longer sensitive to abrupt change of luminance, object motion in shots, motion and zoom in/out of cameras, so that the precision of detecting shot boundaries is improved.

基于DEMD的视频分割方法除去视频帧中反映图像内光照分布与能量的最低频率固有模态函数(intrinsic mode function，IMF)分量，并选择一种简单有效的运动补偿方法，解决了传统基于直方图方法对光照突变、镜头内物体运动和镜头运动及拉伸的敏感问题，减少了镜头边界识别的误检率，在保证召回率不受影响的前提下提高了视频分割的精确度。

By defining a discriminability function and utilizing some images with synthetic defects, a parameter selection method is proposed to adapt to various fabric types when the Gabor filter bank is applied in defect segmentation. It is argued that only the real part of Gabor filter works during segmentation; the radial orientation can be limited to horizontal and vertical direction; the radial frequency and the length of the FIR filter should depend on the basic frequency of the fabric texture.

本文通过定义分辨力函数，以合成疵点图像为研究对象，提出了在实时应用中对各种不同的纹理图像能快速确定Gabor滤波器组参数的方法：疵点分割中只需用到实Gabor滤波器；方位角只需取水平和垂直方向，径向中心频率和FIR滤波器长度的选取依赖于布面纹理的固有频率。

With regard to the over-segmentation of watershed algorithm and the characteristics of the slice images of the digitized Chinese No.1 female dataset,a new segmentation algorithm that can effectively eliminate local minima and noise disturber was presented.

针对分水岭算法存在的过分割问题以及VCH-F1切片图像的特点，提出了一种能够有效消除局部极小值和噪声干扰的分割方法。

This paper study classical segmentation methods and put forward a kind of synthetic segmentation method based on fractal parameter, the secondary statistics eigenvector of gray value.

本文在经典分割方法的基础上，提出了基于灰度的二次统计特征量－分形参数的图像分割综合法。

In image segmentation, whether or not find the eigenvector that can validly describe target area will directly influence the effect of segmentation.

在图像分割中，描述目标区域的有效特征向量直接影响分割的效果。

Neither the killing of Mr Zarqawi nor any breakthrough on the political front will stop the insurgency and the fratricidal murders in their tracks.

在对危险的南部地区访问时，他斥责什叶派民兵领导人对中央集权的挑衅行为。

In fact,I've got him on the satellite mobile right now.

实际上 我们已接通卫星可视电话了