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| Content Provider | IEEE Xplore Digital Library |
|---|---|
| Author | Qian Ren Xinjian Zhuo |
| Copyright Year | 2011 |
| Description | Author affiliation: School of Science, Beijing University of Posts and Communications, China (Qian Ren; Xinjian Zhuo) |
| Abstract | K-means algorithm is one of the most classic partition algorithms in clustering algorithms. The result obtained by K-means algorithm varies with the choice of the initial clustering centers. Motivated by this, an improved K-means algorithm is proposed based on the Kruskal algorithm, which is famous in graph theory. The procedure of this algorithm is shown as follows: Firstly, the minimum spanning tree (MST) of the clustered objects is obtained by using Kruskal algorithm. Then K-1 edges are deleted based on weights in a descending order. At last, the average values of the objects contained by the k-connected graphs resulting from last two steps are regarded as the initial clustering centers to cluster. Make the improved K-means algorithm used in gene expression data analysis, simulation experiment shows that the improved K-means algorithm has a better clustering effect and higher efficiency than the traditional one. |
| Starting Page | 87 |
| Ending Page | 91 |
| File Size | 418976 |
| Page Count | 5 |
| File Format | |
| ISBN | 9781457716614 |
| e-ISBN | 9781457716669 |
| e-ISBN | 9781457716652 |
| DOI | 10.1109/ISB.2011.6033126 |
| Language | English |
| Publisher | Institute of Electrical and Electronics Engineers, Inc. (IEEE) |
| Publisher Date | 2011-09-02 |
| Publisher Place | China |
| Access Restriction | Subscribed |
| Rights Holder | Institute of Electrical and Electronics Engineers, Inc. (IEEE) |
| Subject Keyword | Algorithm design and analysis Kruskal Algorithm Data analysis Systems biology Clustering algorithms K-means Algorithm Educational institutions Partitioning algorithms Gene expression data Gene expression Clustering MST |
| Content Type | Text |
| Resource Type | Article |
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