Many simulation studies comparing various methods of cluster analysis have been performed. In these studies, artificial data sets containing known clusters are produced using pseudo-random-number ...

This is a preview. Log in through your library . Abstract Care must be exercised when hierarchical methods of cluster analysis are used. Dendrograms may not be unique, and certain methods are prone to ...

This is a preview. Log in through your library . Abstract Background Studies have suggested that clinicians do not feel comfortable with the interpretation of symptom severity, functional status, and ...