We propose a new image processing method based on PDE with the reference of curve and level-set function involution theories.
根据曲线演化和水平集函数演化的思想，提出了一种基于偏微分方程的图像处理方法。
That means that the gradient of f is perpendicular to the level set of g.
也就是说f的梯度向量,应该与g的水平集垂直。
And so, in particular, if we set this equal to zero instead of approximately zero, it means we'll actually be moving on the tangent plane to the level set.
而且，特别地，如果我们令此函数为零，而不是近似为零，它意味着我们在水平集的切平面上移动。
We said if we had a constrained minimum or maximum, if we move in the level set of g, f doesn't change.
我们说，如果我们找到了在某个限制下最值点，如果我们在g的水平集里移动，f的值是不会变的。
Those numbers, it said, would have to be 5,000 times higher to reach the “intervention level” set by the Food and Drug Administration.
据称，该数字要想达到粮食药品监管局设定的“干预水平”，还得再高5000倍。
The curves evolving method based on narrow band level set is studied and applied in segmentation of cardiac MRI in this paper.
文章研究了基于窄带水平集的曲线演化方法并应用于心脏的MRI图像分割。
The level set method was adopted to describing the structural topology and its change, and the compactly supported radial basis function was introduced to getting the parametric level set method.
采用水平集方法描述结构的拓扑及其变化，使用紧支径向基函数对计算区域的水平集进行插值以得到参数化的水平集方法。
This method not only enhances the accuracy of segmentation, but also solves the bounder gap problem well, which is quite a puzzle for single level set algorithm.
该方法不但提高了分割的精度，而且能够很好地解决单一速度函数水平集算法难以处理的边界缺口问题。
Experiments have shown that hybrid level set model has very good performance in the segmentation of eye socket.
实验证明混和水平集模型在眼眶分割中取得了很好的效果。
The speed function defined in Level set method can be divided into two classes: function based on the gradient of image and function based on the image gray.
水平集方法的速度函数定义根据所利用的图像信息可以分为两大类：基于图像梯度和基于图像灰度信息。
In this paper, a level set segmentation algorithm based on Bayesian classification for medical image segmentation was proposed.
本文提出了一种结合贝叶斯分类的水平集方法用于医学图像分割。
Those Numbers, it said, would have to be 5, 000 times higher to reach the "intervention level" set by the Food and Drug Administration.
据称，该数字要想达到粮食药品监管局设定的“干预水平”，还得再高5000倍。
Reassess your fitness level and set new fitness goals.
再次评估下你的健康水平然后重新建立新的健康计划。
Number of users and data requests were also below the threshold level as set forth in the user and data requests threshold policies.
用户数量和数据请求数量也低于之前在用户和数据请求阀值策略中设置的阈值水平。
By default, this level is set to 0.20, and so there is a twenty percent probability that any given node will change its value and color.
默认情况下，这个标准设置为0.20，这样任意给定的节点就有百分之二十的可能会改变其值和颜色。
So we apply active contour method for engineering applications which are based on level set numerical scheme , and design a program with C.
为适应这些要求，该文采用基于水平截集的活动围道图像分割方法，进行了面向工程化的算法实现和C应用程序设计。
When the system detected the threshold level exceeding the workload demands, was the threshold level set too high so that the remaining resources were insufficient to continue operation?
当系统检测到阈值水平超出工作负载需求时，是阈值水平设置得太高，剩余的资源不足以继续操作吗？
However, WHO has not required a set level of severity as part of its criteria for declaring a pandemic.
但世卫组织并没有要求必须达到某种程度的严重性才能宣布已暴发大流行。
It turns out that the body has a set level of pH that it likes to function in. Just as we all have a normal body temperature, we also have a normal pH for our tissues.
我们的身体有一个能起功能作用的pH水平，这就像我们有正常的体温，我们的组织液也有一个正常的pH值。
Some firms have reached agreements to cut workers' pay below the level set in their contract, a practice that is illegal in Germany.
有些公司已达成一致意见将工人的工资削减到低于合同中规定的水平，这种做法在德国是违法的。
College students should hold a right attitude towards jobs and set their job expectations at a suitable level.
大学生应该对工作持有正确的态度，并将他们的工作期望设定在适当的水平。
Create a contract in which you're paid a certain sum if your income falls below a set level.
那就签订一项合约，规定如果你的收入低于预设水平，就能够得到一笔规定数额的补偿金。
The reconstruction of signed distance function (SDF) is an imperative and time-consuming step in level set method.
符号距离函数重构是水平集方法中必不可少、且相当费时的步骤。
For starters, cabin pressures at high altitudes are set at roughly what they would be if you lived at 5,000 to 8,000 feet above sea level.
对于初学者来说，高海拔地区的舱内压力大致被设定为住在海拔在5000到8000英尺高的地方会有的压力。
The results were so similar in so many places that Dr. McCarron hypothesized that networks in the brain regulate sodium appetite so that people consume a set daily level of salt.
地域如此之广，结果却惊人地相似，麦凯伦博士不禁产生了这样的假想：人类大脑网络调整着我们对食盐的喜好，所以总是消耗着大致固定量的食盐。
His group must meet performance goals and service level agreements set forth by his user community; the financial management system must respond to users' online queries in 3 seconds or less.
他的团队必须满足用户社区所设定的性能目标和服务水平协议，财务管理系统必须在3秒或更短时间内响应用户的在线查询。
Supervisors should make a judgment about the likelihood of losses and set the required capital level accordingly.
监管者应判断损失的可能性并以此设立资本要求的标准。
On a database manager configuration level, set the following parameters.
在数据库管理器配置级别中，设置如下参数。
For each (dimension, hierarchy, level) set in the query, determine the attributes from the dimension to be in the query.
对于查询中的每个(维、层次结构、级)集，判断使用哪些维属性。
You can then specify the Safe search level, set your location, choose your language, and choose the number of search results to display on a page.
你就可以指定安全搜索级别、设置自己的位置，选择自己的语言以及选择每页显示的搜素结果数量。
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