采用过抽样、欠抽样技术来弥补数据类别分布不平衡对模型性能的不利影响。
Sampling methods including over-sampling, under-sampling were taken to make up the shortage caused by the imbalanced data.
从报刊创刊年度分布、报刊系统分布以及报刊类别分布等方面，对中央苏区出版的155种报刊进行统计分析。
Based on the distributions of starting years, system, and category, this paper makes a statistical analysis of the 155 kinds of newspapers and periodicals published in the Central Soviet Area.
结论：本模型是一个基本符合昆明近期参保职工类别分布的模型，模拟结果可以反映出近期医保政策执行的效果。
Conclusion: the present model complies with the latest type distribution of employees in Kunming, and its simulation result can reflect the effectiveness of medical insurance policy in recent years.
在18个月内，该wiki的页数就已经超过了11,000页，分布在600个类别中，所有这些内容都是由员工自己而不是专业的知识管理人员创建的。
Within 18 months the wiki grew to contain over 11,000 pages placed into 600 categories, all of them generated by employees themselves rather than a professional knowledge management staff.
在提及成就时，在各个性别及年类别出现的分布密度是有偏侧的，较偏重男性和年青人。
Where references were made to achievement the frequency distribution across categories of gender and age was skewed in favour of male and young persons.
内在时间属性是事件时间分布的体现，是区分动词语义类别和句法组合规则的重要理据。
The intrinsic feature expresses the temporal distribution of the event and provides an important motivation to draw a distinction between semantic categories of verbs and syntax combinatorial rules.
通过建立的三个家庭交通特性的分布模型，最终，得到六个家庭类别的家庭分类概率模型。
Base on the distribution model of three traffic characteristics to constitute the six types of classification probability model of household.
分类任务的难度主要通过增加相关维度的数量、类别刺激分布的间断性和增加类别数量等方式体现出来。
The difficulties of classification tasks are expressed by discontinuous category distribution and adding relevant dimensions and category number.
遇到未知浆种时，根据分布数据库确定新浆种所属类别以及浆种的等级，进而确定其用途，为生产提供依据。
Fiber kinds of the unknown pulp ang category and grade of new pulp were distinguished according to the databases of fiber morphological distribution, and then their USES were confirmed.
用概率分布理论分析处于相邻类别水质过渡状态水体的水质属性。
The quality character of water lying to transition-state between two-connected Grade was analyzed by applying Normal Distribution and Probability.
西周时期，今湖北境内分布有不同类别和不同规模的国家。
The different states in classification and scale were distributed over Hubei Province of today in Western Zhou Dynasty.
采用最大似然准则的聚类算法其类别接受域为球形或椭球形，可以与模式的分布匹配更好。
Using maximum likelihood criterion in clustering algorithms, the clusters have spherical or ellipsoidal receptive fields and match the distributes of patterns better.
首先，提出了一种基于分类错误分布的混淆类识别技术，识别预定义类别中的混淆类集合。
In this paper, firstly a technique for confusion class recognition based on classification error distribution is proposed to recognize confusion class sets existing in the pre-defined taxonomy.
他们将分布在网络各个地方的资源按资源类别、资源所属领域等的方式组织起来，方便用户浏览、搜寻和使用。
Resources scattered here and there have been categorized into portals for the convenient of browsing, searching and using.
为准确把握冰雪条件下城市道路交通流特性，研究城市不同类别道路的车头时距分布规律。
To grasp exactly the traffic flow characteristic of urban road under ice and snowfall conditions, headway distribution of different kinds of urban road was studied.
为准确把握冰雪条件下城市道路交通流特性，研究城市不同类别道路的车头时距分布规律。
To grasp exactly the traffic flow characteristic of urban road under ice and snowfall conditions, headway distribution of different kinds of urban road was studied.
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