查询词典 rough-hewn

This paper research a data mining system based on incremental updating algorithms of rough set theory.

本文主要研究基于粗集的增量算法的数据挖掘系统。

Relying on years of survey data, young Japanese men and women are getting increasingly risk-averse, comfort-seeking, incurious about foreign lands and loath to strap on a backpack to travel rough.

根据几年来的调查数据，日本年轻人变得越来越畏惧风险和寻求安逸，他们对外国缺乏好奇心并厌恶背着包展开艰苦的旅行。

Therefore how to select the minimum character sets in guaranteeing the incurrence of system status approval is important, namely to reduce the character, lower work loading and reduce the uncertain factors in the conditions of guaranteeing diagnostics accuracy. And in fact these are the properly research contents of rough sets.

因此，论文介绍了粗糙集的基本理论，阐明了基于粗糙集观点的知识表达方法，根据水轮机调速系统故障特征的复杂性和不确定性以及粗糙集决策表白动约简、搜索的基本方法，提出了利用粗糙集决策表约简规则进行水轮机调速系统故障诊断决策方法及具体步骤。

Therefore how to select theminimum character sets in guaranteeing the incurrence of system status approval isimportant, namely to reduce the character, lower work loading and reduce the uncertainfactors in the conditions of guaranteeing diagnostics accuracy. And in fact these are theproperly research contents of rough sets.

因此，论文介绍了粗糙集的基本理论，阐明了基于粗糙集观点的知识表达方法，根据水轮机调速系统故障特征的复杂性和不确定性以及粗糙集决策表白动约简、搜索的基本方法，提出了利用粗糙集决策表约简规则进行水轮机调速系统故障诊断决策方法及具体步骤。

The new model reduces the relevance of index word using the method of rough set and classes the relevance of index word into three layers.

该模型运用了粗糙集的方法，对标引词的相关性进行约简，建立了文档类别的三层特征标引词相关度集。

This is a concise discussion of the potential costs and benefits of constructing a new, much less circuitous road to link Nepal and India; the paper uses rough estimates of unit costs for building roads and tunnels and for operating highway vehicles; there is a summary of financial, social, and political issues, plus some discussion concerning political issues.

这篇文章简要讨论建造一条较少弯路的公路以连接尼泊尔和印度，此工程的潜在成本和效益；文章利用粗略的单位成本估计建造公路和隧道，以及汽车使用公路营运成本；还有财务，社会和政治议题的简介，此外有一些关於政治议题的讨论。

They were both practitioners of Catch-as-Catch-Can wrestling which originated from American "Rough and Tumble", European "Collar and Elbow" and "Lancashire" wrestling as well as from Japanese JiuJitsu and Indian Wrestling.

他们是明白这两项工作者作为副渔获物，可以摔跤起源于美国的"粗糙和滚筒"，欧洲"领和肘"和"兰开夏"摔跤以及日本和印度JiuJitsu摔跤

A promising technique is the Rough Set theory,a new mathematical approach to data analysis based on classification of objects into similarity classes which are indiscernible with respect to some features.

而传统的数据检索机制和统计分析方法提供的信息，远远不能满足决策者的需要，人们需要对数据进行更高层次的处理。

In this paper a discretization algorithm based on importance of cut point. Firstly, the paper gives some concept of rough set theory:decision table,indiscernible relation,information entropy and condition entropy.

粗糙集理论可以用在数据挖掘的各个阶段，该文研究了粗糙集理论在数据挖掘的数据离散化阶段的应用，并提出了一个新的决策表离散化算法。l 基本概念及离散化问题的描述定义1 。

Rough sets; indiscernible relation; set morphology; data mining

粗集 不可分辨关系二值形态学，数据挖掘

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。