A cluster chart is like a bar chart except that it clusters several bars into a category and displays each cluster separately from the rest. For example, you could categorize quarterly sales data by ...

Stacked charts in Microsoft Excel are a practical way to display three or more data series. A clustered chart is very similar to a stacked chart, and displays clustered columns that compare values ...

As gold and silver continue a steady move up from recent lows they face a cluster of resistance. The cluster has been formed by the convergence of a number of popular moving averages. Most charts show ...

Partitioning biological data objects into clusters, such that the objects within the clusters are more similar to each other than to objects from different clusters, is a long-standing challenge in ...