Range reduct based on variable precision rough set model;
变精度粗集模型是一种有参数的粗集扩充模型。
The risk analysis method based on variable precision rough set (VPRS) was proposed.
提出了基于可变精度粗糙集(VPRS)的风险分析方法。
Variable precision rough set model was developed to solve emitter recognition problems.
为解决辐射源识别的问题，研究了变精度粗糙集模型生成规则。
A new heuristic function to build decision trees based on variable precision rough set is proposed.
应用变精度粗糙集理论，提出了一种利用新的启发式函数构造决策树的方法。
This paper introduces a method for mining risk rules using variable precision rough set (VPRS) model.
文章介绍了利用变精度粗糙集进行风险规则挖掘的一种方法。
A rough rules mining approach based on variable precision rough set theory is proposed in this paper.
提出了一种基于变精度粗糙集理论的规则挖掘算法。
The forth chapter is to try to introduce the variable precision methods into the fuzzy information processing.
第四章作者讨论了将变精度方法引入到模糊粗糙集，给出了一个变精度模糊粗糙集模型。
Applying the rough set theory make the controlling quantity roughened, and realizes a variable precision control.
利用粗糙集合理论对控制量作了粗糙化，实现了控制系统的变精度控制。
It is nice to have a special data type that can record the limits of an interval with arbitrarily variable precision.
如果我们有个特殊的数据类型，可以以任意变精度记录一个间距的极限是最好的。
A dual frequency measurement method with variable precision was used to measure object shapes with sudden surface changes.
为准确测量物体的突变形面，通常采用一种双频变精度方法。
A new method was developed to find the decision rules in a rough set model based on the variable precision rough set model.
为解决辐射源识别的问题，研究了变精度粗糙集模型生成规则。
As the extension of rough set, variable precision rough set reflects the difference of degrees of overlap of kinds and sets.
而可变精度粗糙集作为对经典粗糙集理论的扩展，体现了等价类与集合的重叠度程度上的差别。
Then a retraction less variable precision gap setting method was put forward based on the characteristic of plate gap setting.
基于此特性，提出中厚板电-液联合辊缝设定新方法?无回缩变精度快速辊缝设定法。
Further expand the application of the variable precision rough set in the financial analysis, have some innovative and practical.
此应用进一步拓展了变精度粗糙集在金融分析领域的应用，具有一定的创新性与实用性。
In this paper, variable precision rough set model based on set pair analysis is proposed by introducing a concept of relatively classified fault rate.
该文是在集对粗糙集模型的基础上，引入相对分类错误率的概念，提出了一种基于集对分析的变精度粗糙集模型。
Secondly, we studies the reduction of a fuzzy concept lattice in a fuzzy context by employing the variable precision concept under various precisions.
第二部分利用变精度概念格研究不同精度下的模糊概念格约简。
VPRS (variable precision rough set) theory is introduced in the fault diagnosis of bearing, and a decision rule acquisition method of fault is presented.
将变精度粗糙集(VPRS)理论引入到轴承的故障诊断中，提出了一种故障决策规则提取方法。
Then, the mistake classification rate between two fuzzy sets is defined. Later, fuzzy variable precision rough set model is proposed based on the two definitions.
另一方面提出了在一定错分率存在的条件下的模糊集合间的相对错分率，之后结合这两个理论给出了基于模糊邻域算子的模糊变精度粗糙集模型。
To obtain knowledge and data from incomplete decision table(IDT), the paper presents a new doubly variable precision limited tolerance rough set theory model(VPLTRST).
为了能够从不完备决策表（IDT）中进行知识发现和数据挖掘，提出一种新的具有对称性的双重可变精度限制容差关系粗集模型（VPLTRST）。
In this paper, we propose a new attributes reduction algorithm based on the significance of attribute dependencies as heuristic information and add a certain variable precision.
粗糙集理论是一种新的数据挖掘算法，文章以属性依赖重要性作为启发信息提出了一种新的属性约简算法，且加入了一定的分类正确度。
With the help of Analytical Hierarchy Process with Variable Precision Rough Set, an algorithm to evaluate significance degree of risk factors in IT project bidding was put forward.
变精度粗糙集模型允许有一定程度的错误分类率存在，利用这种特性可以有效消除投标风险信息系统中的数据噪声，提高风险要素评价的精度。
In this paper, a degree-variable precision rough set model based on variable precision rough set and the degree of rough set is proposed by introducing a concept of error parameters.
在程度粗糙集和变精度粗糙集的基础上，通过引入误差参数，给出了一种新的程度变精度粗糙集模型并得出了所给模型上、下近似的一些性质。
The improved variable precision rough set model (VPRS) is applied to analyze "the questionnaire of customer's decision-making psychology". The sample includes 910 undergraduate students.
利用改进后的变精度粗糙集模型(VPRS)分析“消费者决策心理调查问卷”，样本包括910个大学生。
This text does the following research for attribute reduction and application on the rough set of variable precision. Study attribute reduction algorithm of variable precision rough set.
本文在变精度粗糙集的属性约简及应用方面做了如下主要研究：研究了变精度粗糙集的属性约简算法。
In view of the classical rough sets model can only dispose the complete information system, a variable precision rough sets model is introduced to dispose the incomplete information system.
针对经典粗糙集模型只能处理完备信息系统，将变精度粗糙集模型引入到不完备信息系统中。
The variable $values is neither a node-set nor an IDN; it is just a sequence of atomic double-precision numbers.
变量 $values既不是节点集也不是IDN，仅仅是一个原子性的双精度数序列。
These results evaluate to infinity, as the number returned by a 10,000,000 factorial is too large for a double-precision variable to contain.
估计这些结果会无限大，因为10,000,000的阶乘返回的数字对于双精度变量而言太大，以至超出了它包含的范围。
At the precision of 64 bits, even if a variable in the initial key has a minute difference about 10-15, any information about the original plaintext can't be obtained.
在64位的精度下，即使初始密钥中的一个变量有10 - 15的微小差异，密码分析者也根本无法得到原始明文的任何有关信息。
How good sign production process, test swing carved this etching machine precision variable speed conveyor belt can, scouring the length of time can be adjusted here.
酒店标牌制作的工艺如何好，试刻这台精密摇摆蚀刻机传送带可以无级调速，冲刷时间的长短可以在这里进行调整。
How good sign production process, test swing carved this etching machine precision variable speed conveyor belt can, scouring the length of time can be adjusted here.
酒店标牌制作的工艺如何好，试刻这台精密摇摆蚀刻机传送带可以无级调速，冲刷时间的长短可以在这里进行调整。
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