分类

Forexample, the group 2, 4 and 10 of BOX-PCR were good agreement with group 5, 13 and12 of numerical analysis, and the group 3, 4 and 8 of RAPD were equal to group 6, 12and 8 of numerical analysis, and the group 5, 6 and 8 were identical with group 6, 12 and8 of numerical analysis, which indicated the 4 methods used could reveal the biodiversityamong the tested free-living nitrogen fixation strains.

总的来说，本研究所采用的表型分群和遗传型分群的结果在总体趋势上是一致的，BOX-PCR的群2、4和10分别与数值分类中的第5、13和12表观群一致；RAPD的群3、4和8分别与数值分类的群6、12和8相对应，16S rRNA PCR-RFLP中的群5、6和8则数值分类的群6、12和10完全吻合，说明本实验所获得的研究结果可信。

Based on LML theory frame and its algebraic model, geometric model and learning axiom systems, going for further study, this paper presented orbits generated algorithm of learning subspace in LML and applied it to corresponding examples, such as classify of human, chemical composition of wine and eight data sets including Soybean-Large, etc.

本文在李群机器学习的理论框架上，以李群机器学习的代数模型、几何模型、学习的公理系统为基础作进一步研究，给出了李群机器学习的学习子空间轨道生成算法，将该算法应用于人群分类，葡萄酒化学成分分类以及大豆等八个专用数据集的分类，取得了满意的结果。

On large amount of document category quantity, hierarchical text classification is an effective approach.

在文本分类的类别数量庞大的情况下，层次分类是一种有效的分类途径。

To be more economic, this paper presents a new hierarchical automatic classification on Chinese texts, with some improvements on term weighting and reduction of dimensionality as wel

因此本论文在对自动分类技术进行深入研究的基础上，结合实验室原有的单层次的分类成果，实现了一个多层次的中文文本自动分类系统，并在特征加权和维数缩减方面等方面做了一定改进。

In this thesis, a hierarchical classification and interpretation model is presented, which consists of four parts: a target model, original regions detection, hierarchical classification and class interpretation.

在分析了遥感数据特征、目标特性及图像分类一般方法的基础上，提出了一个分层分类与解释模型，该模型由四大部分组成：目标模型、初始区域检测、分层分类和类别解释。

Firstly,the classification of probability rule is analyzed on the base of classic rough set concepts and extended to the equal relation of set in the indefinite system,namely,the upper and lower approximation space of research set is expressed in the form of conditional probability;then,according to the measure of probability rule,the attributes reduction is carried out and the classification rule is extracted by using the related parameters of condition attributes' impend precision from the angle of conditional probability;Finally,the related simulation test result is given and the result shows the classification rules with probability measures is more rational.

首先在经典粗糙集概念的基础上分析概率规则的分类，并将其推广到不确定系统的集合等价关系中，即用条件概率的形式表示研究集合的上下近似空间；然后根据概率规则的测度从条件概率的角度利用条件属性的逼近精度的相关参数进行属性集的约简进而提取分类规则；最后给出了相关的仿真实验结果，结果表明带有概率测度的分类规则更合理。

To solve the problem, a pre-classification algorithm of measured data is introduced and a new algorithm is developed to divide unmeasured data into determinable and indeterminable data, using matrix projection algorithm.

采用已测数据预分类的方法，对其进行了修正。在此基础上，将矩阵投影算法引入到了未测数据分类中，提出了基于矩阵投影算法的未测数据分类算法。

In order to do the work of Indica and Japonica's classification and distinction to provide the system reference classification

为开展釉稻粳稻分类和鉴别工作的提供系统(分类一分类体系一鉴别方法)的参考。

Compared with three familiar one-class methods,it is found that the SVDD has stronger classification ability and higher efficiency,which can distinguish the normal and abnormal screws ideally,and provides a new method for light-rail's screws fault diagnosis.

通过与常见的三种单值分类方法比较，表明SVDD分类器具有很好的分类效果和计算效率，能较好地区分正常螺杆和非正常螺杆，为轻轨锚固螺杆故障检测提供了新的诊断方法。

Gabor filter could better extract the local features of images because of its selectivity on scale and orientation, and it is robust to variances of lighting, pose and expression. The common vector is a linear subspace classification method, which can obtain good classification results by extracting the common property of each class training samples.

Gabor滤波器因其良好的方向与尺度选择性，能很好地提取图像局部特征，对光照、姿态、表情变化有一定的健壮性；共同向量方法是一种线性子空间分类方法，利用提取的同类样本的共同属性对测试样本进行分类，在训练样本较少的情况下能够取得较好的分类效果。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。