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。
This paper studies the relaxation in the two—Level system of the Laser superradiation interacted with radiation by the method of coherence, and gives the solution of light field about sgn.
用相干态方法研究了与辐射相互作用的超辐射激光二能级系统的弛豫，给出在光场高温和低温两种极限情况下准几率密度函数方程的解。
The motion equation satisfied by an induced polarization of a two level atom interacting with laser pulse is derived by using a nonperturbation method.
通过非扰动方法导出了与线偏振激光脉冲相互作用的二能级原子的诱导极化所满足的运动方程。
A new feature level fusion method of target's contour was proposed, which minimizes norm's square of the difference of control point vectors of convergent dynamic contours in two modal images.
提出了一种新的目标轮廓特征级融合方法，求解两类模式图像的收敛动态轮廓线控制点向量差的范数平方极小化。
Finally, a predigestion method of maneuverable model and a path planing which has a two level structure is given.
最后给出运动学模型的简化方法以及一个两级结构实体运动学模型的轨迹规划方法。
At present, in the reliability evaluation of sluices there are two approaches that are level-assessment method and reliability computation method.
目前，对于水闸工程的可靠性评估评估方法主要有两类：一类是鉴定评级的方法，一类是数学计算的方法。
The two-level discrete complex image method is used to compute the spatial Green's Function, and thus improves the speed to compute Green's function compared with the direct integral method.
该方法采用二级离散复镜像方法求解空间域的格林函数，与直接数值积分方法相比，提高了计算格林函数的速度。
To extract video semantic concepts combing different modalities, a two level multimodal fusion method for video semantic concept analysis is proposed.
为了全面准确地获取视频高层语义信息，提出了一种基于仿生的视频语义分析两级多模式融合算法。
A two-level approaching method for structural optimal design is proposed.
本文对结构优化设计提出了一种二级逼近方法。
In order to raise the retrieval efficiency, we provide a two-level corpus indexing method.
为了提高检索的效率，我们还提供了一个双层的语料库索引方法。
The traditional method in Labortory is optical level and suspension level, but the two methods can cause larger error.
而传统的实验室方法是＂光杠杆法＂和＂悬架水准法＂，这两种方法的实验结果误差较大。
A new Measuring and controlling system of moisture ratio in molding sand based on two level closed loop control is presented, and setting method of temperature compensation factor is described.
提出了一种基于两级闭环控制的新型型砂水分控制系统，阐述了温度补偿系数的设定方法。
It is a two-level dynamic threshold method.
这是一种双层动态阈值法。
Then two above recognition model are fused at decisional level, the model and method of cutting tool state recognition based on classifier fusion is proposed.
再对上述两种识别模型进行决策层融合研究，提出了基于分类器融合的刀具状态识别模型和方法。
Based on general situation decision theory and two - level system decision theory, this paper puts forward a new method and creates a new model of complex system multilevel situation decision.
本文基于单层局势决策和二层系统决策理论提出了用于复杂系统的一种多层局势决策新方法，并建立了相应的数学模型。
A two-level learning method combining improved immune algorithm and least square method was proposed to design a radial basis function (RBF) network.
结合改进的免疫算法和最小二乘法，提出了一种设计径向基函数(RBF)网络的两级学习方法。
On the basis of study of the relation between the symptoms and the causes of diesel engine faults, this paper presents a two level fuzzy comprehensive evaluation method of fault diagnosis.
在对柴油机故障原因和故障症状之间的关系进行分析的基础上，采用二级模糊综合评判方法对柴油机的故障进行诊断。
The Level Set method is adopted to capture the gas-liquid interface and the projection method is used to solve the three dimensional two-phase flow equations.
采用水平集方法捕捉气，液两相界面，结合投影方法，对所建立的两相流动模型进行了三维数值求解。
A two-level aerodynamic optimization method based on surrogate models is proposed for aerodynamic optimization of high altitude long endurance UAV family configuration design.
针对高空长航时无人机族气动外形优化问题，通过借鉴多学科优化中的二级优化和代理模型方法。
Numerical results show that the two-level DCIM is an efficient method for calculating the closed-form Green's Functions.
数值结果表明，二级离散复镜像方法是一种快速、有效的求解闭式格林函数的方法。
An approximate calculating method and a concept of two-level aseismic design for high-rise structures are proposed in this paper.
本文提出了高层抗震结构设计的一个近似计算方法，以及对高层抗震结构分二次设计的设想。
The Hamiltonian solution of two-level atoms interaction with sounding lightwave field is given by using a new method of LLP transformation in solid state physics.
首次将团体理论中的LLP变换用于处理两能级原子与驻波场相互作用体系的全量子哈密顿量。
Considering the initial atomic coherence and the detuning, dipole squeezing of a two-level atom interacting with squeezed vacuum field is studied by means of the time-evolution operator method.
文中采用时间演化算符，考虑到初始原子相干性及失谐量，研究了单个二能级原子与压缩真空态辐射场相互作用中原子的偶极压缩。
For improving the efficiency and simplifying the control strategy, the paper USES the method of two level output in three level topology.
采用三电平拓扑的两电平输出模式，提高了加热效率，简化了控制方案。
The two-level optimizing distribution method is a reliability optimizing distribution method with restriction.
“两级优化”分配是在有约束条件下的一种可靠度优化分配方法。
A quasi analytic method for solving structural optimization problems is developed by coordinated use of mathematical transformations, high quality approximation and two level approximation strategy.
协同利用数学变换、高精度近似和二级逼近策略，提出了一种求解结构优化问题的准解析法。
Method Statistical methods of linear regression, multiple stepwised regression, two-way ANOVA were used to analysis the relation of TTS with audition, noise level, working-year and age.
方法应用直线相关回归、逐步多元回归和协方差分析等统计学方法分析暂时性听阈位移与听阈、噪声强度、工龄、年龄等因素之间的关系。
An efficient solution method for structural optimization is proposed by coordinated use of mathematical transformation, two level approximation concepts and dual theory.
利用包络函数、二级近似概念和对偶理论，提出了一种结构优化的有效解法。
In this paper a novel method is presented to segment gray level image through maximizing the fuzzy partition entropy of two-dimensional histogram.
该文提出了一种通过最大化二维直方图模糊划分熵分割灰度图像的新算法。
In this paper a novel method is presented to segment gray level image through maximizing the fuzzy partition entropy of two-dimensional histogram.
该文提出了一种通过最大化二维直方图模糊划分熵分割灰度图像的新算法。
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