how to measure external clusters why do you use external quality clustering how is external clustering measured how to evaluate external cluster what is the definition of cluster what is meant by external clusters what is the difference between clusters and clusters definition of external quality in clustering what is meant by externally and internally what measures the external cluster? how can we evaluate the internal clustering define: clustered what is the internal measure for a cluster in java what is external clustering what is the main purpose of clustering what is clustering internally which of these measures can be used to evaluate clustering?? external clustering definition how to measure the external quality of clustering what is the external quality of clustering in clustering