the entire database of William Shakespeare represented as a single 'dotplot'. this visual pixel matrix is a visual overview of millions of data points, by mapping data values as a matrix of colored pixels. the resulting texture can be interpreted by recognizing squares & diagonals that indicate sequences of similarities in multiple documents.
the large dark cluster in the upper left is formed by the European Histories. the tokens matching the most in this cluster (the dominant vocabulary in the European Histories after term weighting) include Richard, God, Duke, John, Lord, Henry, Sir, death, Queen, York, France, hand, & blood.