• 提出一种基于聚类粗糙数据挖掘模型

    We propose a data mining model based on clustering and rough set.

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  • 然后数据进行聚类聚类结果发掘频繁项目

    The second, clustered the data, and then discovered frequent items sets in the result of clustering.

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  • 公开数据人工数据集上的实验结果表明DP算法能快速高效找到接近真实中心数据点作为初始聚类中心。

    Experiments on both public and real datasets show that DP is helpful to find cluster centers near to real centers quickly and effectively.

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  • 基于网格的多密度算法不仅能够数据集进行正确,同时有效的进行孤立点检测,有效的解决了传统多密度聚类算法不能有效识别孤立点噪声的缺陷。

    GDD algorithm can not only clusters correctly but find outliers in the dataset, and it effectively solves the problem that traditional grid algorithms can cluster only or find outliers only.

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  • BIRCH算法针对大规模数据集聚类算法。

    BIRCH algorithm is a clustering algorithm for very large datasets.

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  • 聚类常用数据挖掘方法,分优点准确率较高需要带有别标注训练

    Classification and clustering are both commonly used data mining methods. The advantage of classification is that the accuracy is higher, but the labeled training set is needed.

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  • 数据结果是否合理的问题属于有效性问题。

    The reasonableness of clustering result is belongs to cluster validity problem.

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  • 为了提高模糊支持向量数据集训练效率提出种改进的基于密度聚类(DBSCAN)的模糊支持向量机算法

    In order to improve the training efficiency, an advanced Fuzzy Support Vector Machine (FSVM) algorithm based on the density clustering (DBSCAN) is proposed.

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  • 现有监督方法较少利用数据空间结构信息限制聚类算法的性能

    Most of the existing semi-supervised clustering methods neglect the structural information of the data, while the few constraints available may degrade the performance of the algorithms.

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  • 实验结果显示算法不同结构和维数数据取得了更稳定聚类精度

    Simulation results show that the algorithm can achieve more stable clustering accuracy on the benchmark data sets.

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  • 提供了用来剖析复杂数据集聚类机器学习很多内置方法

    Many built-in methods for clustering, machine learning and classification are provided for dissecting complex datasets.

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  • 将该种模型运用于公开白血病基因表达数据进行实验,实验表明方法自动获取基因表达数据聚类得到较高准确率

    We applied the model to analyze the expression data set of leukaemia. The experimental result proved that this model can get cluster Numbers automatically and a high accuracy of classification.

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  • 引入一种新的基于网格数据压缩方法,并应用方法处理大型空间数据集聚类算法SGR IDS进行研究

    By introducing a new grid-based data compression framework, conducted the study on the clustering algorithm SGRIDS which dealed with a large spatial databases.

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  • CD -HIT用来聚类比较生物学序列数据集一个广泛使用程序

    CD-HIT is a widely used program for clustering and comparing large biological sequence datasets.

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  • 高维数据稀疏性和灾”问题使得多数传统算法失去作用,因此研究高维数据集聚类算法己成为当前的一个热点。

    The sparsity and the problem of the curse of dimensionality of high-dimensional data, make the most of traditional clustering algorithms lose their action in high-dimensional space.

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  • 提出一种基于模糊聚类相结合的协同过滤推荐算法通过理论自动填补空缺评分降低数据稀疏性;

    This paper puts forward a collaborative filtering algorithm based on rough set and fuzzy clustering which automatically fills vacant ratings through rough set theory.

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  • 利用聚类概念,对激光告警测量数据进行各个对应的目标状态进行空间-时间融合

    The clustering concept is applied to the measurements of the laser warner, and space-time fusion for the measurements in the same cluster is made.

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  • 通过系统粗糙方法进行数据约简,使数据得到横向纵向两个方向上的约简。

    The data are reduced in both horizontal and vertical directions by using hierarchical clustering and rough set methods.

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  • 主要工作成果如下:①对基本原理和典型算法较为全面的分析研究,利用谱聚类的特性实现复杂数据集上的聚类

    We focus on finding abnormity in datasets with clustering and classified structure and studying the implement and optimization of key technology for outlier detection in this paper.

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  • KDDCUP 1999数据集上进行实验结果表明,与聚类支持向量方法相比方法能简化训练样本提高SVM训练检测速度

    Experimental results on KDDCUP1999 data-set show that the method is more effective than cluster SVM in reducing training samples and improving the training and detecting speed of SVM.

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  • 实验结果表明算法边界不清晰的数据集可获得精确的聚类划分,同时具有很强噪声抑制能力

    The experimental results show that, the method is effective in clustering while dealing with undefined boundary problems, and is powerful in avoiding noise.

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  • 基于超图高维聚类算法具有以下特点:1处理数据

    The algorithm could solve the problems of 1)large volume of data set; 2)data set of high dimension;

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  • 基于超图高维聚类算法具有以下特点:1处理数据

    The algorithm could solve the problems of 1)large volume of data set; 2)data set of high dimension;

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