助手标题  
全文文献 工具书 数字 学术定义 翻译助手 学术趋势 更多
查询帮助
意见反馈
   attribute importance 的翻译结果: 查询用时:0.186秒
图标索引 在分类学科中查询
所有学科
计算机软件及计算机应用
自动化技术
数学
宏观经济管理与可持续发展
电力工业
更多类别查询

图标索引 历史查询
 

attribute importance
相关语句
  属性重要性
     The Fuzzy Comprehensive Evaluation to Information Sharing of Supply Chain Management Based on the Attribute Importance of Rough Set
     基于粗集属性重要性的供应链信息共享的模糊综合评价
短句来源
     Effects of Number of Alternatives and Attribute Importance Information Processing in Decision Making
     选项数量和属性重要性对决策中信息加工的影响
短句来源
     The improved discernibility matrix is put forward,the attribute importance is redefined and the Fuzzy Cluster is applied for the classification of attribute importance,then based on which a heuristic algorithm for reduction of knowledge and abstracting decision rules is proposed.
     首先提出了改进可辨识矩阵,然后对属性重要性进行了重新定义,并且将模糊聚类应用于属性重要性划分,从而在此基础上提出了一种启发式知识约简及决策规则提取算法.
短句来源
     The paper studies attributes reduction based on rough set. As an important tool for measuring information capacities,entropy is applied in attribute importance and makes this concept more perfect.
     该文对Rough集属性重要性在属性简约中的应用进行了研究,研究发现熵作为一种衡量信息量的重要工具,将其引入属性重要性的定义,考虑该属性对于论域中不确定分类子集的影响,使属性重要性这一概念更加完善。
短句来源
     Proposed an algorithm of attribute reduction based on attribute importance of rough set.
     提出一种基于粗糙集属性重要性的属性约简算法。
短句来源
更多       
  属性重要度
     Decision tree is utilized to extract attribute importance and decision rules from the experiment data.
     在破坏模式的预测上,尝试用决策树提取属性重要度和决策规则,并用支持向量机方法进行精确预测。
短句来源
     Heuristic algorithm based on attribute importance for feature selection
     基于属性重要度的启发式特征选取算法
短句来源
     Firstly, we put forward two definitions about the selection of attribute importance: correlation degree and contribution degree.
     首先提出两个选择属性重要度的概念:相关度和贡献度;
短句来源
     This method discusses how to ascertain the impersonal weights allocation by applying the attribute importance based on the relative positive region conception.
     根据粗糙集中的相对正域概念,探讨了如何运用属性重要度确定各属性的客观权重。
短句来源
     This paper present the algorithm of Evidence Theory which draw into the concept of Attribute importance of Rough Sets,utilize it to weigh the evidenc importance and improve the effect of high conflict evidence.
     将粗集理论中属性重要度的思想引入到证据理论中,以此衡量证据的重要性,改善冲突证据的合成效果.
短句来源
更多       
  “attribute importance”译为未确定词的双语例句
     MIBARK algorithm defined the attribute importance using the information entropy.
     MIBARK算法基于信息论的方法,用信息熵来定义属性的重要性。
短句来源
     Then the formula measuring attribute importance is used as heuristic information to design an efficient attribute reduction algorithm,whose worst time complexity is cut down to(max)(O(|C||U|,O(|C|~(2)|U/C|)).An example is used to illustrate the efficiency of the new algorithm. At last,experimental result shows that the new algorithm is not only efficient but also scalable.
     用新公式作为启发信息,设计了一个时间复杂度为max(O(|C||U|,O(|C|2|U/C|))的快速属性约简算法,并用一个实例说明了算法.实验结果表明新算法不仅具有高效性而且能处理大型决策表.
短句来源
     HORAFA algorithm defined the attribute importance using the length and frequency of attribute in discernibility matrix.
     HORAFA算法则是依据属性在区分矩阵中出现的长短和频率来定义属性的重要性的。 然而一些启发式属性约简算法(比如HORAFA算法)不一定能够找到信息系统的约简,即存在完备性不能满足的问题。
短句来源
     The Rough Set Theory can handle such problems as data reduction, data mining, the evaluation of attribute importance, the formation of decision algorithm etc.
     利用粗集理论处理的主要问题包括:数据简化、数据相关性的发现、数据意义的评估、由数据产生决策算法等。
短句来源
     Heuristic algorithm based on the attribute importance had been made to get better reduction.
     本文首先探讨了基于区分矩阵的属性约简算法,针对该算法时间复杂度较高的问题,根据区分矩阵中各个属性出现的频率进行算法改进。
短句来源
更多       
查询“attribute importance”译词为用户自定义的双语例句

    我想查看译文中含有:的双语例句
例句
为了更好的帮助您理解掌握查询词或其译词在地道英语中的实际用法,我们为您准备了出自英文原文的大量英语例句,供您参考。
  attribute importance
Internal validity assessment of conjoint estimated attribute importance weights
      
Further, respondent sex interacted with attribute importance such that females were less subject to halo effects than males when important attributes were involved.
      
The results indicate that while there was little difference in the impact of the two measurements on the halo effect, both subjects' familiarity with the store and attribute importance had an impact on the degree of halo effect present.
      
This research investigates the use of alternative rating procedures, familiarity, attribute importance and respondent sex on the magnitude of the halo effect present in store image, measurement.
      
Range and Number-of-Levels Effects in Derived and Stated Measures of Attribute Importance
      
更多          


A criterion is given for measuring attributes importance according to the approximation quality with respect to the partition and condition attributes set. Then a simple and efficient algorithm for attribute reduction is proposed on the basis of this criterion.

43(2000)01-0007-04摘要:根据信息表中相对每个条件属性的集合和划分的粗糙逼近精度,给出衡量属性重要性程度的一种准则.在此基础上,提出了信息表属性约简的一个较为简单有效的算法.

This paper presents an application of rough set theory for security log analysis of Linux systems. Using record length, existence of non ASCII printable codes, and the time interval between processes data sources, the attacks caused by format string vulnerability are detected. The record length sets are prepocesed according to attribute importance based on rough set theory and the degrees of importance of the three attributes are measured to generate the new detective rules.

叙述了利用粗糙集(Rough Set)理论实现的Linux系统安全日志分析方法。系统以日志记录的记录长度、记录中是否存在非ASCII打印字符以及记录中进程之间执行时间间隔为统计对象,检测由格式化串漏洞(Format String Vulnerabilty)引起的攻击。利用粗糙集对单个记录的记录长度集进行了属性重要性的离散化预处理,同时对3种属性在检测异常事件中的重要性进行度量,为形成新的检测规则作了准备。

Attribute weight is usually ascertained by decision maker's experience knowledge According to calculation method of attribute importance degree in rough sets,the paper put forward the method of ascertaining attribute weight which combined weight given by decision maker with attribute importance degree ascertained by rough sets,that is the method of ascertaining attribute weight based on rough sets The method realized...

Attribute weight is usually ascertained by decision maker's experience knowledge According to calculation method of attribute importance degree in rough sets,the paper put forward the method of ascertaining attribute weight which combined weight given by decision maker with attribute importance degree ascertained by rough sets,that is the method of ascertaining attribute weight based on rough sets The method realized unity between subjective experience knowledge and objective situation,thus it can acquire much more ideal result

通常属性权重的确定方法是根据决策者的先验知识来确定。本文根据粗集理论中属性重要度的判断方法 ,提出将决策者先验知识给定的权重同粗集理论确定的属性重要度结合起来最终确定属性权重 ,即基于粗集理论的属性权重确定 ,实现主观先验知识同客观情况的统一 ,从而得出更加理想的权重确定结果

 
<< 更多相关文摘    
图标索引 相关查询

 


 
CNKI小工具
在英文学术搜索中查有关attribute importance的内容
在知识搜索中查有关attribute importance的内容
在数字搜索中查有关attribute importance的内容
在概念知识元中查有关attribute importance的内容
在学术趋势中查有关attribute importance的内容
 
 

CNKI主页设CNKI翻译助手为主页 | 收藏CNKI翻译助手 | 广告服务 | 英文学术搜索
版权图标  2008 CNKI-中国知网
京ICP证040431号 互联网出版许可证 新出网证(京)字008号
北京市公安局海淀分局 备案号:110 1081725
版权图标 2008中国知网(cnki) 中国学术期刊(光盘版)电子杂志社