A generalized distance coefficient based on information theory was given.
给出了一种基于信息理论的广义距离系数。
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。
In this paper, based on average Eucli dean distance coefficient, using UPGMA, Q cluster analysis for karyotype of 12taxa in genes glycyrrhiza L. have been conducted.
在平均欧氏距离系数基础上,运用UPGMA法,对甘草属12个类群的核型资料进行了Q型聚类分析。
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。
A generalized distance coefficient based on information theory was given. The new information coefficient improved the increment of diversity and could be applied to cluster analysis.
给出了一种基于信息理论的广义距离系数。这一新的信息系数较离散增量信息系数有所改进,并可应用于聚类分析。
This paper briefly describes the principle of fuzzy distance coefficient classification method and, with this method, makes cluster analysis for deep gas bed and dry bed of Dongpu depression.
本文扼要地介绍了模糊距离系数分类法的原理,并用该方法对东濮凹陷深部气层和干层作了聚类分析,与试井结论相比效果可佳。
The paper briefly presents the method of uneven weight distance coefficient for the measurements of system similarity and introduces it to the choices of analogy basins in hydrologic calculation.
简要介绍了系统相似性度量中的非平权距离系数法,并将其应用于水文计算中相似流域的选择。
It applies WP translate to get energy from subspace and select the best WP bases with classification distance criterion. The energy has bigger distance coefficient in best WP bases is the feature.
该方法应用小波包变换提取信号各子空间的能量,以能量分类距离标准选取最佳小波包基,最佳小波包基上距离系数大的能量作为特征值。
And the impulse coupling coefficient is not sensitive to nozzle length and the distance between ignition zone and inner surface of nozzle.
而冲量耦合系数对点火区与聚光系统内表面的距离及喷管长度等参数并不十分敏感。
The temperature of an object detected by the infrared detector depends on the emission coefficient, the distance and the lighting area.
一个物体的温度的红外线探测器发现取决于排放系数,距离和照明领域。
The computer simulation is performed, and the results show that when the distance on measure is certain, the coefficient of the intensity modulation will decrease with the fixing error increasing.
计算机仿真结果表明,当待测距离一定时,光强调制系数随着安装误差的增大而减小。
This coefficient is, deliberately, not a distance metric.
这个系数本意不是距离度量。
Distance between dots should be uniform in the field measurement. Sampling number should be estimated by certain believe level, estimate accuracy and variance coefficient.
田间测墒时,点与点之间的距离要均匀,取样数目可以根据一定的置信水平、估值精度、变异系数做估算。
Attenuation Coefficient The rate at which average power decreases with distance.
衰减系数平均功率随距离的延长而降低的比率。
Moreover, the regression between the similarity coefficient and the space distance showed that there was no significant correlation between them.
对居群间的相似性系数和空间距离进行回归分析,表明二者之间不存在显著相关性。
It USES reflection of object, atmosphere extinction coefficient of two laser wavelengths and others key technology to improve the observational distance of laser radar.
利用目标的反射光、两种激光波段的大气消光系数和其它关键技术来提高激光雷达的探测距离。
A formula of rebound distance based on coefficient of restitution was deduced through kinematic analysis of raw coal (mixed gangue) in the process of oblique-impact.
通过对斜碰撞过程中原煤(混矸)球的运动分析,推导出基于碰撞恢复系数的物料块反弹距离公式。
The environment coefficient usually relates to some external environment factors, such as the distance to genetic sag and the contact degree to frontal sand body of delta.
环境系数通常与距离生油凹陷的远近及与三角洲前缘砂体的接触程度等外部环境因素有关。
The results show that the shock standoff distance, skin friction coefficient and surface heat flux all increase with the strengthening of the external dipole magnetic field.
计算结果表明,外加偶极子磁场使激波脱体距离增加,壁面摩擦系数和表面热流密度增大。
The results show that the shock standoff distance is increased and total drag coefficient and wall temperature are reduced with increasing external magnetic field.
结果表明,随着磁场的增强,激波脱体距离逐渐增加;总阻力系数和壁面温度逐渐减小。
The karyotype resemblance-near coefficient is 0.9692, evolutionary distance of Jianbai Xiang Pig is 0.0313, it indicates relative extent is high.
剑白香猪两品系的核型似近系数为0.9692,进化距离为0.0313,表明亲缘程度很高。
The degree of consolidation of soils is the function of water discharging distance, duration and coefficient of consolidation.
土的固结度是排水距离、固结时间和固结系数的函数。
The lag distance of abutment pressure behind working face increases, but the convergence coefficient of vertical stress doesn't change obviously with the increase of mining height.
分层开采与综放开采工作面滞后支承压力变化规律是,随着采高的增大,工作面滞后支承力的距离加大,垂直应力集中系数差别不大。
The objective appraisal method of clustering analysis, variance coefficient, combined with comprehensive appraisal of distance is advanced in the paper.
提出将聚类法、变异系数法与距离综合评价法相结合的客观评价方法。
This paper presents a new method for determining the decision-makers' weight coefficient in group in the Analytic Hierarchy Process (AHP) with distance analysis.
给出了群组层次分析法中各决策者权重系数确定的一种距离分析法,给出具体算例,结果表明该方法操作简单实用,且公正客观。
The amplified coefficient of vibration wave blasting is augmented with relative altitude, but decreases with the scale distance of explosive in protruding topography.
凸形地貌对振动波的放大系数随相对高程增大而增大,而随爆源比例距离增大而减小。
Based on Reynolds equation, the analytical formula of gas-film damping inside two parallel plates has been obtained, which analyses gas-film damping coefficient changes with contact distance.
基于雷诺方程,得到两平行板内部气膜阻尼的解析公式,分析了气膜阻尼系数随接触距离的变化情况。
The influences of friction coefficient of the switch slide baseplate on the actuating force, and the minimum distance between the rail and the switch rail have been analyzed.
通过建立尖轨、滑床板模型,分析了不同滑床板摩擦系数对尖轨扳动力以及基本轨与尖轨最小间隔的影响,并进行了针对性的试验。
The basic parameters of non-circular gear are determined, such as primary circle, eccentricity ratio, eccentricity throw and proportional coefficient of center distance.
确定了非圆齿轮的基本参数:基础圆半径、偏心率、变形距和中心距比例系数。
The basic parameters of non-circular gear are determined, such as primary circle, eccentricity ratio, eccentricity throw and proportional coefficient of center distance.
确定了非圆齿轮的基本参数:基础圆半径、偏心率、变形距和中心距比例系数。
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