weight coefficient

In this thesis, our first work is to introduce an efficient BP-Momentum algorithm, where the momentum coefficient is adjusted dynamically based on the information about the current gradient and the weight change of previous step at each cycle of training procedure.

在本文中，我们首先介绍一种动量项系数根据目前的梯度最速下降方向（负梯度方向）和权值的上一步改变的方向的信息而自适应变化的BPM算法。

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In this paper, by introducing some parameters and estimating the weight coefficient, we give a generalization of Hilbert's double series inequality with a best constant factor, which involves the β function. As its applications, we consider the equivalent form and some particular results.

通过引入一些参数及估算权系数，给出一个推广的具有最佳常数因子的Hilbert重级数不等式，它联系着β函数.作为应用，考虑了它的等价形式及一些特殊结果。

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When TOPSIS method evaluated the complicated system, In order to avoid uncertainty and random resulted from subjective judgement, this paper proposed a improved entropy weight method to determine subjectively weight coefficient.

在复杂系统的评价中，为避免传统TOPSIS法由主观判断确定指标权重方法的不确定性和随意性，本文提出了一种改进的熵权法，对指标权重系数进行客观的确定。

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Second, we built the fuzzy-synthetical functions, computed the weight coefficient by Analytical Hierarchy Process and worked out the evaluation of temperature alarm level.

而后建立模糊-综合函数模型，利用层次分析法等给出权系数，对温度的预警等级进行评估。

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The weight coefficient matrix is one of the most important parameters for optical process tomography technology, which was traditionally calculated with hands and costed too much time.

权重系数矩阵是光学过程层析成像（optical process tomography，简称光学PT）技术中非常重要的参数之一，它的传统计算是基于人工测算，其缺点是烦琐、且极其耗时。

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The GRK method of any order has positive weight coefficient, which leads to its higher accuracy.

任意级GRK法的权系数恒为正值, 这就是GRK法精度高的本质所在.

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By introducing a parameter and using the way of weight coefficient, we computed accurately a weight coefficient and gave a generalized Hilbert-type integral inequality with a best constant factor.

通过引入单参数，应用权系数的方法，精确估算了一个权系数的不等式，从而对一个Hilbert型不等式进行了具有最佳常数因子的推广。

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Thirdly, to analyze the current status of Yufeng district, to make the quantitative analysis of the industry structure of Yufeng district with the data set up on the model of industry budget optimization under entropy weight coefficient.

再次，具体分析鱼峰区的现状，结合具体数据建立鱼峰区产业预算支出优化的熵权系数模型，对鱼峰区的产业结构进行量化分析；

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In this paper, weight coefficient matrix of the linear quadratic performance index optimum process problem is optimized based on genetic algorithm, then the composed performance index optimum guidance law is obtained.

该文利用遗传算法对线性二次型性能指标最优过程问题中权系数矩阵进行了优化，得到组合性能指标最优的导引律。

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By introducing a single parameter λ and the β function, and using the way of weight coefficient, we give an extension of Hardy-Hilbert ′ s inequality with a best constant factor.

引入单参数λ及β函数，应用权系数的方法，推广Hardy-Hilbert不等式，并证明常数因子是最佳值。

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Basing on these works, we construct the judgment matrix and endow with the index weight coefficient, determine the membership degree of the index, then build the fuzzy hierarchy comprehensive assessment model for the social impact comprehensive assessment.

在此基础上，构造判断矩阵并赋予指标权重，确定指标隶属度，进而建立模糊层次综合评价模型进行社会影响综合评价。

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As for UHMWPE-base composites reinforced by Cu powder, the one whose filling Cu powder makes up 15% of the composite by weight has lower friction coefficient and smaller wear value than the others.

填料Cu粉质量分数为15%时的复合材料摩擦系数较小，磨损量较低；

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The absolute value of direct path coefficient of morphological index to lodging index was in the sequence of fresh weight per culm, breaking strength, plant height; minimal culm diameter and length of second internode from the top.

各形态指标对倒伏指数的直接通径系数的绝对值依次为单茎鲜重＞挫折强度＞株高＞短轴直径＞倒2节间长度。

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In the course of calculating, the solution has nothing to do with the beginning value of the iteration, which is the constant term of the error equation, and the correlation coefficient of each variable won ′ t change after the variant weight operation.

在运算过程中，其解与迭代初始值无关，其迭代初始值为误差方程的常数项，并且能保持变权运算后各变量的相关系数不变。

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By using the security experts scoring evaluation method, the index weight at the bottom was first evaluated. At the top-level, the ultimate weight coefficient was evaluated by using the ternary interval number theory method.

首先利用安全专家的打分评价方法，对底层指标权重进行评价，在顶层则采用三元区间数理论评价方法得到最终的权重系数。

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Materials with high strength to weight ratio, low coefficient of thermal expansion and high wear and corrosion resistance.

它具有高的比强度，低的热膨胀系数和高的表面强度。

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It mainly includes successful landing mission statistics, landing-site selection principle summary, landing area characteristics research, selection strategies trend analysis, weight coefficient calculation and lunar terrain reconstruction.

主要包括：成功登月任务统计，着陆点选择原则归纳，着陆区特征研究，选择策略趋势分析，权重计算以及月面地形重构。

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In this paper, a weight coefficient method based on integrative cost is proposed.

文章提出一种基于综合成本的加权系数法。

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So the paper introduces Engel coefficient method, increment benefit method and average GNP method into key index of measures, and establishes a comprehensive index model including soft indexes and rigid indexes as well as optimization method to weight every index in the general model.

提出以恩格尔系数法、增量效益分析法与平均GNP法作为关键单指标分析方法，同时建立了包括软指标与硬指标的综合指标评价模型，并给出了估计综合指标评价权重最优赋权法。

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Determining the expert weight coefficient in group in AHP availably using clustering principle.

将聚类分析的理论方法应用于AHP的群组决策中,使专家权重的确定更具科学性.

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Therefore, this paper introduces the design on program for calculating the weight coefficient matrix of fan-beam structure sensors in optical process tomography system using Visual C++.

因此，本文利用Visual c++语言实现了光学过程层析成像系统扇束阵列传感器结构权重系数矩阵的即时计算。

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Path coefficient analysis shows that in contribution to rice yield, grain number per panicle comes first, the panicle number second, 1 000-grain weight third and blighted grain rate last.

通径分析表明：穗粒数对产量的贡献最大，单位面积穗数次之，千粒重再次之，空秕率最小。

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By the operation rules of unascertained rational number, the expression of unascertained weight coefficient is derived.

利用未确知有理数的运算规则, 推导出系统可靠性分配的未确知权系数表达式.

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In this paper, the system analysis method is adopted to solve the time interval of precipitation delay recharge and the equation of the delay recharge weight coefficient.

该文采用系统分析方法求得了降雨延迟补给时段和延迟补给权系数方程。

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By using the improved Euler-Maclaurin's summation formula and estimating the weight coefficient accurately, one builds a reverse form of the Hardy-Hilbert's type inequality with a best constant factor. As applications, an equivalent form is given.

应用改进的Euler-Maclaurin求和公式，通过精确估算权系数，建立了一个Hardy-Hilbert型不等式的具有最佳常数因子的逆向形式.作为应用，给出了它的一个等价形式。

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We then imitating analyzed the relationships between ① 1000-grain weight and economic coefficient and ② spikelet and plant height used allometry model.

然后采用异速生长模型，对千粒重与经济系数之间的关系和小穗数与株高的关系进行模拟分析。

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Adoption immune organ weight coefficient, clearance of charcoal particles, serum hemolysin and delayed type hypersensitivity ( DTH) as index to reflect the immune function of mice.

采用免疫器官系数、碳粒廓清指数、血清溶血素及迟发性变态反应（足跖增厚法）指标，观察对小鼠免疫功能的影响。

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The tactical mode of shooting probability target consists of man-machine interaction connector, central controller, shooting probability target management system, comprehensive information retrieval system, weight coefficient valuation subsystem and shooting probability results output block.

其射击概率指标战术模式由人机交互接口、中心控制器、射击概率指标管理系统、综合信息查询子系统、权重系数赋值子系统和射击概率结果输出模块组成。

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In the inversion process, an improved GaussSadel interative method with a weight coefficient determined according prism's berried depth is introduced.

本文采用改进的高斯-赛德尔迭代求解磁化强度矢量层析成像方程，在求解方程中引进了与深度有关的权系数。

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The feeding reservoir group of Bao'an district, Shenzhen city is taken as a real case, relative water deficiency ratio with weight coefficient is chosen as the target, a bilevel Decomposition-coordination model is built and the feasibility is proved.

并以深圳市宝安区供水库群为研究对象，选择带有权重的相对缺水率最小为目标函数，建立了二层分解协调模型，验证了模型的可行性。

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