gradient的例句大全

Objective To analyze the clinical value of peak myocardial velocity gradient ( MVG) as a noninvasive indicator of left ventricular ( LV) systolic or diastolic function.

目的探讨心肌速率阶差MVG评价左室舒缩功能的价值。

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With color-coded M-mode TDI, the endocardial 、 epicardial velocities and the myocardial velocity gradient ( MVG) were calculated within posterior wall from left ventricular long-axis view.

a）组织多普勒检查：M型彩色多普勒测量左室长轴切面T波顶点时左室后壁（心内膜、心外膜）的心肌运动速度（Vendo、Vpi）、心肌运动速度跨壁梯度（MVGm）；

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A new transient protection principle based on multi-resolution morphological gradient ( MMG) transformation is proposed in this paper.

利用多分辨形态梯度提取多个频段内暂态信号的谱能量构成新的单端暂态电流保护原理。

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The concepts of the morphological erosion, dilation and Multi-resolution Morphological Gradient ( MMG) are introduced in this paper.

介绍了现在应用已较成熟的灰值腐蚀和灰值膨胀运算，由此引出多分辨形态学梯度变换（MMG）的定义；

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First, we introduced NSG and gradient attack monotonicity assumption ( GAMA) to reflect both the direction of network attacks and hierarchy of network defense.

本文首先介绍了能够反映网络攻击的方向性和网络防御的层次性的网络安全梯度以及梯度攻击假设。

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A 2 step Nonlinear Conjugate Gradient ( NCG) Method

2步非线性共轭梯度（NCG）法

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Objective: To probe into the application of 90% percoll single-step gradient centrifugation technique in intrauterine insemination ( IUI).

目的探讨90%Percoll单层梯度离心法在宫腔内人工授精（IUI）中的应用价值。

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First, we establish the data items of variational optic flow computation, which can effectively calculate optic flow under six cases, such as brightness constancy assumption, brightness gradient constancy assumption and brightness divergence constancy assumption and so on.

首先建立了变分光流计算的数据项，能有效地计算光亮度不变、光亮度梯度不变、光亮度散度不变等假设前提下光流场计算的6种情形，推导了数据项设计的策略和方法。

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Gradient-density polyurethane foam has smooth, high-density, tough and tensile external skin and low-density core.

梯度密度聚氨酯泡沫塑料具有高密度 、 结实光滑而坚韧的外表皮和 低密度 泡沫芯.

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This drying technology may reduce moisture gradient and stress inside paddy.

采用增湿的热空气干燥稻谷时,可以减少稻谷内部水分梯度,降低了内部应力.

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There is no pressure gradient through the thickness of the film.

贯穿流体膜厚度无压力梯度.

词典精选例句

Land Gradient and Reclamation Ratio on Loess Plateau Based on GIS

基于GIS的黄土高原土地坡度构成及垦殖率地域分异研究

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Extraoral vast shoals River waterfront , the underwater beach off the coast to slow gradient.

珠江口外海滨滩涂辽阔, 水下滩地向岸外缓慢坡降.

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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。

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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。

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Gradient descent algorithm using momentum BP network training.

采用动量梯度下降算法训练BP网络.

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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。

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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.

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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.

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It can be solved by iteration of gradient descent.

它通过梯度下降迭代求得最小值.

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