Sentence examples for external clustering from inspiring English sources

When a ground-truth community structure is available, classical external clustering evaluation indices can be used to evaluate and compare community detection algorithms.

On the other hand, the external clustering coefficient (ECC) of a SpamBand takes the average of the clustering coefficient in each AS considering only the external connections, i.e., connections among IP addresses of different Autonomous Systems.

The dynamic local search scheme includes four basic operations, namely, the external cluster swapping, the internal cluster swapping, the cluster addition and the cluster decrease.

In the clustering process we use three internal cluster validation measures (measures which do not use labels) and three external cluster validation measures (measures which do use clustering data labels).

The two networks in Shaker are (see Table 4 for numbering systems): an external cluster, E283 S2)∶R368(S4) (and likely R371 S4)) (i.e., S4 cationic sites 4 and 5) and an internal cluster, E293 S2)∶K374 S4)∶K374(S4) (i.e., S4 cationic site 6, Fig. 6).

The Tree Index (TI) is an external cluster index for cluster trees [ 13].

External cluster validation also showed good agreement between clustering and the CIMP classes (Rand Index: 0.75).

In contrast to that, external cluster indices permit an entirely objective evaluation by making use of the knowledge of an external class label, denoted as label in the following.

The resulting clusters of objects should then exhibit high internal (within-cluster) homogeneity and high external (between clusters) heterogeneity.

The clusters of objects obtained should then display high internal (within-cluster) resemblance and high external (between clusters) diversity.

In external evaluation, clustering results are evaluated based on the known class labels.