• 离群数据挖掘数据挖掘研究一个重要分支

    Outlier data mining is an important embranchment in data mining research.

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  • 探讨挖掘出的离群数据集进行解释分析有效方法

    Some efficient methods of explaining and analyzing outliers is discussed in this paper.

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  • 实验结果显示基于智能离群数据挖掘算法有效性

    Results show that the validity of outlier mining algorithm based on swarm intelligence.

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  • 根据课题背景给出一个针对时序数据离群数据挖掘算法改进算法。

    Based on the project background, an improved outlier data mining algorithm for time series data is given out.

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  • 数据发现,往往可以使人们发现一些真实但又出乎意料的知识

    Outlier data mining can help people discover the true and unexpected information.

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  • 文章探讨网络计算环境市场营销群数据挖掘重要性内容。

    This paper discusses the importance and approach of marketing outlier mining under the network computing.

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  • 国内外数据群数据挖掘研究情况分析可知,以往的挖掘算法存在诸多问题

    By analyzing data streams outliers mining situation of foreign and domain, we found that there exist many problems in the previous algorithms for detecting outliers.

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  • 针对数据集中群数据挖掘速度的问题,提出快速基于单元离群数据挖掘算法

    The speed of mining outliers from dataset is slow. According to the characteristic of grid, fast outliers mining algorithm was proposed by partitioning the data into a set of units cell firstly.

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  • 该文首先给出数据量化定义,并用基于聚类学习方法产生了状态空间整体特征

    A quantitative definition is proposed at the beginning of this paper. The integral character of the state space is created using the clustering method based on ant colony.

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  • 为了解决大规模数据中的异常检测问题提出基于支持向量数据描述SVDD)的高效离群数据检测算法

    To efficiently resolve outlier detection problem in large scale data sets, an efficient outlier detection algorithm based on Support Vector Data Description (SVDD) was proposed.

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  • 通过群数据来源特性进行分析定义离群贡献度概念提出了一种基于特征赋权离群数据聚类算法

    By analyzing the origin and feature of outliers, a concept of exceptional contribution degree is defined and then an algorithm for re-clustering outliers based on feature weighting is proposed.

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  • 通过对二维空间数据测试表明,改进算法能够快速有效挖掘数据集中的离群数据,速度上数原来的算法。

    Experimental results show that the improved algorithm is effective and efficient in outlier mining and it is faster than the original algorithm.

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  • 针对传统数据抽查方法很难保证数据抽查有效性缺点,结合群数据挖掘给出一种基于离群数据挖掘数据抽查方法。

    A new method of data spot checking based on outlier mining is proposed, which promises a solution to the lack of validity using traditional data spot checking method.

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  • 宇宙,寻求特殊、未知的天体人类探索宇宙奥妙追求的目标之一,天体光谱群数据识别方法实现目标的有效手段之一。

    A recognition method of celestial spectra outliers based on concept lattice is proposed by regarding the intension of the concept lattice nodes as characteristic subspace of the celestial spectra.

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  • 接下来将了解InfoSphere Warehouse如何检测值,以及如何数据应用偏差检测

    In the following, learn how InfoSphere Warehouse detects outliers and how you can apply deviation detection to your data.

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  • 偏差检测高度交互性任务通常需要手动检查值,查明是否存在欺诈倾向数据错误或者潜在的机遇。

    Deviation detection is a highly interactive task, and outliers must usually be checked manually to see whether they indicate fraud, errors in the data, or some interesting opportunity.

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  • 首先如果检查离群专家有限那么可以使用具有最高偏差数据记录

    First, if you only have a limited number of experts that are able to check outliers, you simply use the data records that belong to clusters with the highest deviation degree.

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  • 接下来小节将提供一个例子,以逐步演示如何InfoSphereWarehouse发现离群以及如何各个数据记录赋予偏差

    The following section provides a step-by-step example of how to find outliers with InfoSphere Warehouse and how to assign deviation degrees to individual data records.

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  • 目前离群挖掘正逐渐成为数据机器学习统计学等领域研究人员研究热点。

    At present, outlier data mining is a hotspot for the researchers of database, machine learning and statistics.

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  • 一种新的抽样方法数据挖掘技术中的分类聚类离群挖掘等应用到审计风险管理

    A new sampling method is proposed, which USES the latest technologies of database. It applies classification rule mining, clustering rule and outlier mining to the management of Audit Risk.

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  • 针对分布式数据环境,提出基于核密度估计的分布数据离群检测算法

    This paper presents an algorithm for outlier detection in distributed data streams.

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  • 样本数据没有值时,这些方法都能得到优良结果

    When there is no outlier in the sample, these methods can get good result.

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  • 离群发现数据挖掘重要技术

    Outlier detection is a very important technique in data mining.

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  • 原始云经梯度方向迭代移动,过滤噪音剔除离群点,修补云缺失数据

    Points are moved onto the iso-surface by an iterative clustering along gradient field, where the noise and outliers are removed and defective data are repaired.

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  • 时序数据进行检测之前,一般原时序数据划分为若干个子序列,以便降低计算复杂度

    General approaches for outlier detection need to divide temporal data into sub-sequences so as to reduce complexity.

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  • 一种新的抽样方法是把数据挖掘技术中的分类点挖掘等应用审计风险管理

    It applies classification rule mining, clustering rule and outlier mining to the management of Audit Risk.

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  • 传统挖掘算法无法有效挖掘数据中的离群点。

    The traditional algorithm of mining outliers cannot mine outliers in data stream effectively.

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  • 针对数据无限输入动态变化特点提出一种新的基于数据离群点挖掘算法

    Concerning the infinite input and dynamic change in data stream environment, a new algorithm for detecting data stream outliers based on distance was proposed.

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  • 针对空间数据特性提出基于空间局部因子(SLDF)的离群检测算法

    According to the characteristics of spatial data sets, this paper proposes an outlier detection algorithm based on the Space Local Deviation Factor (SLDF).

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  • 实验表明算法有效地识别离群同时能反映数据对象数据集中孤立程度

    Experimental results show that: the algorithm can effectively identify outliers, at the same time, data objects reflect the isolation level in the data set.

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