查询词典 clustering

In this model, baryon is described as a bound state of one quark and one clustering diquark.

从本质上讲这也是一种对称破缺，但这种破缺有独自的意义，它主要涉及SU(6)破缺效应波函数中的第一项，在存在夸克聚集这一观点上对该项进行了变形。

Eight hierarchical clustering methods including single linkage method, complete linkage method, median linkage method, centroid method, unweighted pair-group average method, Wards method, flexible-beta method and weighted pair-group average method were combined with three sampling strategies, random, preferred and deviation sampling to develop 24-core collections.

川最短距离法、最长距离法、中间距离法、重心法、不加权类平均法、离差平方和法、可变法和加权配对算术平均法等8种系统聚类方法，结合随机取样法、优先取样法和变异度取样法等3种取样方法，发展了24个水稻核心种质库。

In this paper, a modified model of random walk is proposed, and then a clustering algorithm is developed based on this model.

摘要该文提出一种改进的随机游动模型，并在此模型的基础上，发展了一种数据聚类算法。

Probably it can be separated into two kinds. one is qualitative, the other is quantitative. the methods used broad are: layered analytical arithmetic, blurry clustering arithmetic, centrobaric arithmetic, intersectant median arithmetic, ratable arithmetic, p-median arithmetic, meshwork bestrow arithmetic, systemic simnlate arithmetic, genetic arithmetic, blurry qualitfunction arithmetic, minimum route arithmetic, two-double simulate anneal arithmetic.

关于物流中心的选址有很多方法，大致可分为定性和定量两大类，目前使用较多的选址方法有层次分析法、模糊聚类法、重心法、交叉中值法、加权评分法、p－中值法、网络覆盖模型、系统模拟法、遗传算法、模糊品质机能法、最短路径法、双层模拟退火算法等。

To solve the problem of instability when the ratio of samples differ greatly,an improved formula for the method of ratio estimator is put forward by means of clustering,which can reduce the ef.

在抽样技术比例估计与均值估计的基础上，提出了抽样技术的比率估计法，并对其作了详细的分析，同时，通过具体问题的讨论，说明了比率估计法所具有的优越性；针对各个样本比值有比较大的差别时所产生的不稳定性，运用聚类分析的方法提出了具体的比率估计法的改进公式，减少了噪声数据的影响，得到了较高的准确度

Yield and quality characters from two plant crops and one ratoon crop of fourteen sugarcane varieties were investigated by factor and clustering analysis. The eleven indexes were divided into four common factors by factor analysis and cumulative variance contribution of the four factors reached 91.08%.

对14个甘蔗品种2次新植和1次宿根的产量及品质性状进行因子分析和聚类分析，因子分析将11个甘蔗经济性状用4个主因子表示，累加方差贡献率达到91.08%。

Experiments show that the fuzzy C-means clustering algorithm can distinguish gas samples of different classes, and can be used in real time detection of gas.

利用遗传算法，并借助于反向传播神经网络，对气体定性识别系统中的气体传感器进行筛选，通过评价传感器组合对反向传播网络识别单一气体结果的影响，建立了一种优化传感器阵列的方法； 6。

The paper concludes the current clustering technologies and the research production of the collaboration filtering and recommender system.

本文总结了现有的聚类技术与协作推荐系统的研究成果。

In the paper,an online identification algorithm based on recursive fuzzy clustering method is presented.

文章提出一种用于非线性模型在线辨识的模糊算法。

By comparing the similarity of grasshoppers' community in different habitat regions and clustering and PCA analyzing, the different habitat regions could be divided into 3 types: far off lake region including cutting blank and farmland region; near Lake Region including artificial larch tree and lakefront wetland; mountain site including crude redeposit broad-leaf weed-tree forest.

通过比较不同生境蝗虫群落的相似性，并经聚类和PCA分析，可将松花湖库区5种生境划分为三大类型，分别为远湖区生境，包括采伐迹地和农田；近湖区生境，包括湖边湿地和人工落叶松林；山地森林生境，主要是天然次生阔叶杂木林。

Lugalbanda was a god and shepherd king of Uruk where he was worshipped for over a thousand years.

Lugalbanda 是神和被崇拜了一千年多 Uruk古埃及喜克索王朝国王。

I am coming just now,' and went on perfuming himself with Hunut, then he came and sat.

我来只是现在，'歼灭战perfuming自己与胡努特，那麼，他来到和SAT 。