模型对初始轮廓线的位置和形状没有特别的要求。
The proposed model has no special requirement to the location and shape of the initial contour.
最后用改进的水平集方法对初始轮廓线进行演化而得到最终结果。
At last, the initial contour lines are evolved using improved level set method to achieve object boundaries.
试件的挠度应减小到观测时的轮廓与弯曲前已确定了的初始轮廓之间的差值。
A bending of the test-piece should be reduced to a difference between the profile at the measurement and the initial profile which was determined before bending.
利用形态学的基本操作提取活体细胞的初始轮廓，运用活动轮廓模型提取准确的细胞轮廓。
The initial contour is extracted by basic morphological operation, and the exact contour is extracted through active contour model.
在图像处理过程中，初始轮廓由外部图像的GVF信息引导，最后收敛到所期望的目标位置。
In image processing, the initial contour guided by GVF information of external image will be evolved until it reaches the desired position.
实验结果表明，初始轮廓线的设置应避免跨越能量极小值，此时可以得到比较好的提取效果。
The experimentation proves that the position of the initial edge should avoid acrossing the fields between the minimum of the energy, so that a better effect of edge-detection can be given.
通过多光谱图像四元数空间标记分水岭分割，获取道路初始轮廓，解决道路初始边界设置问题；
The road initial profile is gotten by marked watershed segmentation in quaternion space with multi-spectral images which solve the question of how to set the initial border in the model.
使用PCNN二值分割后图像经过标记、特征参数提取和形态学处理初步获得图像中多糖分子位置和初始轮廓。
These images are firstly segmented by PCNN and labeled, and then morphologically processed to extract the approximate locations and contours of polysaccharides.
模型对初始轮廓的位置和形状没有特别的要求，将该模型应用于心脏MRI图像的分割中，取得了较好的分割效果。
The proposed model has no special requirement to the location and shape of the initial contour. The encouraging effectiveness of the model is demonstrated with the experiments on the cardiac MRI.
关于主要的轮廓和脸部各部分的正确位置，我决定移动GRID层并且一个人继续工作，应用最初始的照片作为临时的参考。
With the main outlines and features in place, I decided to remove the GRID layer and work on my own, using the original photo only for occasional reference.
为了改进主动轮廓线模型求解过程中轮廓线初始位置的敏感性，通常要采用一些方法扩大图像力的作用域。
To improve the active contour model's sensitivity to its initial position, some methods must be applied to widen the image force scope.
该模型利用人工间接初始化轮廓的几点信息后，再利用图象自身的一些特征，能自动地、高效地、准确地识别所需的轮廓。
This model can automatically, efficiently, and accurately identify the interest contours with the some indirect manual information and the features from the image.
实验结果表明，该模型与轮廓线初始位置无关，能实现MRI 图像的自动分割。
The experiments of segmenting left ventricle MRI images show that this model be independent of the initial position and can segment image automatically.
其次，利用粗提取得到的多糖分子位置和轮廓来初始化VFC活动轮廓，再进行活动轮廓变形来精确地检测多糖分子。
Second, the locations and contours of polysaccharides are used to initialize VFC. Then the polysaccharides are accurately detected by the active contour model.
其次，利用粗提取得到的多糖分子位置和轮廓来初始化VFC活动轮廓，再进行活动轮廓变形来精确地检测多糖分子。
Second, the locations and contours of polysaccharides are used to initialize VFC. Then the polysaccharides are accurately detected by the active contour model.
应用推荐