Method: This article used analytic hierarchy process (AHP) to conform the weighted coefficient.
方法:采用层次分析法(AHP)确立权重,进行多指标优选的综合评价。
Hence, an error function with variable weighted coefficient is defined to control value of gradient norm.
因此,定义了一种变系数加权的误差函数,以控制梯度范数的大小。
Also, this paper presents the error code rate formula, the optimal weighted coefficient and error code rate numeric curves.
并给出了误码率公式以及最佳加权系数和误码率数值曲线。
Weighted method of data fusion is a simple and effective method, and the weighted coefficient determines the effect of fusion.
加权求和是信息融合处理中一种简单、有效的方法,但如何确定加权系数,将直接影响到融合处理的效果。
Aimed at maximizing the imitation degree, a model of fuzzy programming is set up to calculate the combination-weighted coefficient.
以组合预测值对观测值的拟合度最高为目标,建立模糊规划模型,求解权重系数。
The hierarchical structure of support value evaluation of damaged-targets is established using analytic hierarchy process, and the weighted coefficient is obtained.
首先通过运用层次分析法建立了受损目标保障价值评估模型的层次结构,并获得指标因素的权重系数。
Aiming at some difference lies in AHP and vague comprehensive evaluating methods, a new method for decision evaluating is presented, that is similar weighted coefficient.
针对层次分析法、模糊综合评价法等方法存在较多人为因素的缺陷,提出一种新的决策评价方法,即加权相似系数法。
Then it introduces receiving signal as reliability evaluate or weighted coefficient of hard-decision, consequently presents weighted bit-flipping decoding algorithm based on check sum.
在此基础上引入接收信号作为可靠性评估,使评估值作为硬判决的加权系数,从而提出基于校验和的加权位翻转解码算法。
Objective To study methods of determining weight coefficient of index comprehensive evaluation of weighted incidence degree analyze.
目的探讨加权关联度分析在综合评价中指标权重系数的确定方法。
Experimental results show that the proposed approach outperforms the conventional coefficient combining method of weighted averaging.
实验结果表明该方法优于传统的加权平均系数组合方法。
This paper first measures interregional disparity in financial capacity by variation coefficient weighted by population.
首先采用以人口为权数的加权变异系数对地区间财力差异进行了度量。
Aim: To determine the time course of signal intensity changes and the apparent diffusion coefficient (ADC) abnormality on MR diffusion weighted imaging (DWI) after cerebral infarction.
目的:确定脑梗死磁共振弥散加权成像(DWI)信号改变和近似弥散系数(adc)的时间演变规律。
The weights of sample index are given by analytical hierarchy process, and expressions of weighted similar coefficient and weighted distance coefficient are induced.
利用层次分析方法给出了样本指标的权重,进一步引入了加权相似系数和加权距离系数的计算公式。
Finally, the affected degree of factors is evaluated by applying partial relation coefficient analysis method and single factor weighted index method.
最后分别运用偏相关系数分析法和单项因子权重度量法来估算各因子的影响程度。
In all lesions, the signal intensity ratio was generally lower on exponential diffusion coefficient images compared with that on diffusion-weighted images.
所有病灶在指数扩散系数像上的信号强度比率要比扩散加权像减低。
Objective:To evaluate the value of diffusion-weighted imaging based on SENSE technology and apparent diffusion coefficient (ADC) in diagnosis of hepatic masses.
目的探讨SENSE基础上扩散加权成像在诊断肝占位性病变中的应用价值以及表面扩散系数(ADC)评估肝占位病变的价值。
The relationship is derived in this article between the weighted average of length variation coefficient and the distribution function of the cross-section area of fibre bundle.
本文推导了按重量加权的长度变异系数与纤维束截面积分布函数之间的关系。
Objective: To investigate the feasibility with diffusion-weighted imaging (DWI) and the apparent diffusion coefficient (ADC) value in detecting accuracy of the cancer extension.
目的:探讨利用磁共振弥散成像(DWI)和表观弥散系数(adc)测定对乳腺癌范围确定的可行性。
The difference between the wall mean heat transfer coefficient calculated from the simulated results and that from one dimension weighted method is evident.
把按二维温度分布计算出的墙体平均传热系数与按标准的一维面积加权方法计算出的平均传热系数作比较,两者差别很大。
Cluster Analysis is argued to process based on Weighted Distance Coefficient and System Similarity methods to enhance the validity of the clustering result.
提出以加权距离和系统相似度量方法为基础进行聚类分析,提高聚类结果的有效性。
By bringing forward the concept of sliding coefficient, it is proved that the sliding coefficient is fitted to the principal of weighted arithmetic average regarding the sliding block as weight.
提出滑动系数概念,证明了滑动系数符合以重量为权的加权平均原则;
Taking stock total cost and rate of shortage as two performance indexes of the system, simulation model was created. The two indexes weighted average, synthesis coefficient was given.
以库存总费用和缺货率为系统性能指标,建立仿真模型,将二者加权平均给出策略的综合系数的计算公式。
Taking stock total cost and rate of shortage as two performance indexes of the system, simulation model was created. The two indexes weighted average, synthesis coefficient was given.
以库存总费用和缺货率为系统性能指标,建立仿真模型,将二者加权平均给出策略的综合系数的计算公式。
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