Correlation diagram

Terms such as correlation diagram(s), diagram(s) of correlation, and the like may refer to:
 * Data visualization, the general process of presenting information visually
 * Statistical graphics, images depicting statistical information

In chemistry, there are several types of correlation diagrams:
 * Orgel diagrams, images depicting energies of electronic terms in transition metal complexes
 * Tanabe–Sugano diagrams, images depicting energies of spectroscopic states
 * Walsh diagrams, images depicting orbital energies as a function of bond angle
 * Woodward–Hoffmann rules, images correlating reactant orbitals to product orbitals