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Clustering can refer to the following:
In computing:
- Computer cluster, the technique of linking many computers together to act like a single computer
- Data cluster, an allocation of contiguous storage in databases and file systems
- Cluster analysis, the statistical task of grouping a set of objects in such a way that objects in the same group are placed closer together (such as the k-means clustering)
- In hash tables, the mapping of keys to nearby slots
In economics:
- Business cluster, a geographic concentration of interconnected businesses, suppliers, and associated institutions in a particular field
In graph theory:
- The formation of clusters of linked nodes in a network, measured by the clustering coefficient
