gradient的例句大全

A gradient in the gravitational forces acting on different parts of a nonspherical object.

作用于非天体物体不同部分的引力梯度。

Methods: MSCs were isolated from adult rat by using density gradient separation method. The osteo-genic inducers were compounds of Dexone, β-glycerophosphate sodium and vitamin C.

方法：使用密度梯度法分离成年大鼠骨髓MSCs，以地塞米松、β-甘油磷酸钠、维生素C为成骨诱导剂。

For acclivitous photogrammetry, we work out the outside orientation parameter by deduction, namely the equation to calculate the gradient of a beam according to the same point respectively in two pictures and by the rectification of oblique photography.

对倾斜摄影，依据两张相片的同名点，推导出数码相机的外定向参数&光轴倾斜角度求算式，并完成倾斜投影纠正。

SEM indicates that the shape of multi-metal phase appears to be island-like and distributes in continuous gradient clouds.

SEM形貌表明多金属相形貌为小岛状，成连续梯度云状分布。

By using active set strategy, the authors need only to solve a reduced trust region subproblem which is solved inexactly by the truncated conjugate gradient method.

作者利用有效集策略，在每次迭代中只需求解一个低维的信赖域子问题，该信赖域子问题是通过截断共轭梯度法来近似求解的。

The author infers the gradient pattern and conducts practical calculation with the turbulent flow coefficient of atmospheric layer, compares it with the data from environmental monitoring of the atmosphere, contrasts it with the result of Ganss pattern calculation.

本文推导梯度模式，引用大气边界层湍流系数进行实际运算，与现场大气环境监测结果对照；

Based on Global Wavelet Penalty, a new gradient-based ILT algorithm is proposed for mask complexity reduction.

基于全局小波惩罚项，本文提出了一个新的反向光刻算法用于降低版图复杂度。

After deeply researching on area-based correlation and dynamic programming, in this paper a multiple windowing method using smooth constraint and intensity gradient constraint is proposed, called IMW.

本文在对区域匹配和动态规划进行了深入研究后，提出了基于连续性约束和亮度梯度约束的多窗口区域匹配算法（以下简称IMW算法）。

The Transfer of the Rural Population Gradient and A Reasonable Distribution Under the Main Function District Situation

主体功能区格局下的宁夏农村人口梯度转移与合理分布

The procedure of Southern hybridization has been improved as follows: the plasmid DNA which contains DNA fragments for probe was isolated by alkaline lysis without utilizing cesium chloride gradient centrifugation.

对传统的Southern杂交法进行了改进：用碱变性和酚抽提法提取重组质粒，省去氯化铯梯度离心；

The generalized gradient approximation ( GGA) was used with the PAW potential.

计算中使用广义梯度近似（GGA）下的PAW势。

It can be solved by iteration of gradient descent.

它通过梯度下降迭代求得最小值.

Gradient descent algorithm using momentum BP network training.

采用动量梯度下降算法训练BP网络.

Based on gradient descent rule, the BP ( Back Propagation ) algorithm is a local optimization algorithm.

bp 算法基于梯度下降原理,是一种局部寻优算法.

The four interferences are avoided effectively by elaborately constructing the energy function, the total channel number is minimized by the gradient descent searching algorithm.

为了有效地避免这四种干扰，算法精心地构建了NCNN能量函数，并通过梯度下降的办法，最小化了总的信道数目。

Here is a small sample, which draws a color gradient on the title bar.

这是一个小例子, 演示了在标题条上绘制渐变的方法.

Study of Biomimetic Gradient Nano-composite Coatings on Metal Materials Surface

金属材料表面仿生梯度纳米复合涂层的研究

At a point time the temperature gradient is different with position.

同一时刻的温度梯度场显示，不同位置的温度梯度也存在较大的差异。

A Temperature Gradient Model for Heat Field of Section Steel

型钢断面温度场的温度梯度模型

The water content distribution in loess soil on temperature gradient

温度作用下黄土含水量分布的实验研究