分类的

Studies are empirically carried out, and prefer classification tree to statistical methods in classification accuracy and variable selection.

结果表明递归分类树在变量选择和分类方面的效果好于判别分析方法。

Do you have hundreds of different products that need to be classified under multiple category and subcategory pages?

比如说：根页面-相关主题列表-特定主题）你是否有成百上千的产品需要通过多个分类和子分类来归类呢？

Compared with categorization by hand, automatic text categorization classifies texts faster and its categorization accuracy rates higher.

与之相比，文本自动分类具有快速、高效的特点，且分类准确率较高。

Thesis aim at the large and complicated toponyms in the maps, and make a symetic anti proper specification. According to above feature and map compilation, we can combine with asymbol data to the module of design the system of toponym standard specification and toponym database.

本文之研究针对地图中巨量、繁复的地名资料，研拟系统性之分类设计，以地名基本特性及编图原则为著眼点，并与地图符号资料相互配合，期能据以规划全国性地名资料分类体系之规范化模式。

From the artistic typological perspective, this paper expounds the logical and the natural classification systems of art.

本文从艺术类型学出发，系统阐述了艺术的逻辑分类体系和自然分类体系。

As soon as you've installed Semantic Drilldown, you can go to the "ViewData" special page and see what the category structure looks like on your site. There you can see what filters are needed or would be helpful for each category.

钻取资料当您安装好本外挂后，请前往「查看资料」特殊页面，查看在您的站台内有那些分类及其结构，这样便於您了解该如何针对某些分类设定所需之筛选器。

The 12 days of Christmas, the bright fires, the yule log, the giving of gifts, carnivalsparades

在英国超市分类清楚，很容易辨认，分类牌大多置于货架上方，可由此找到您要的物品。

Methods 27 species of Acaroid mites were isolated from 19 grain species in 3 groups of grain stocks with the stratified sampling; Two fuzzy matrixes was founded for classification.

方法从 19种粮食中分离出的粉螨经软划分法建立模糊相似矩阵后，采用直接编网分类和带权重αi 编网分类。

The relationships among the five families are very close, so we support the view that these five families can be combined into one family Acrididae.(3) It is suggested that Arcypterinae, Gomphoceridae and Chrysochraontinae be combined into Gomphocerinae of the family Acrididae.

在与我国传统分类和国外分类系统比较基础上，结合我们的系统树，建议将网翅蝗亚科、槌角蝗科和绿洲蝗亚科合并，恢复国际用名大足蝗亚科Gomphocerinae。

On the basis of the results obtained in the present study, the opinion on bamboo evolution were proposed:(1) Bamboos are monophyletic group,(2) Unicaespitose bamboo are not the original bamboo group,(3) Bamboos of genus Arundinaria are multiphyletic group, and (4) Bamboos of genus Phyllostachys are multiphyletic group.

同时对竹类植物分类系统提出新的看法：(1)在目前生殖体特征仍不完全的情况下，以地下茎为基础建立竹子分类系统或对现有分类系统进行修订是合理的，需要对地下茎进行更为详尽的研究并辅以地上秆的高度等方面的信息；(2)青篱竹属复合群中的现有划分方法可依据分子进化研究的结果作适当调整，如可依据MOC1分析的结果划分为低矮灌木、较高灌木和乔木3种类型。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。