The Complete SPRLIB & ANNLIB

cluster_pao

- perfom Pao clustering

SYNOPSIS

DATASET *cluster_pao (threshold_local)

ARGUMENTS

double threshold_local The threshold to decide whether a new cluster should be created.

RETURNS

The function returns NULL if an error was detected, otherwise it returns the cluster representatives in DATASET format.

FUNCTION

This function performs the actual Pao clustering. The rate with which new clusters are created is determined by the variable threshold_local.

NOTE

At the end of the clustering the local data is freed, also in case of an error.

SEE ALSO

first_node, form_new_node, compute_euc_dist, compare_min_ed, update_wts, print_bot_up_wts, cluster_pao_init

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