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The Topography of Multivariate Normal Mixtures

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<strong>The</strong> -plots<br />

Ridgeline elevation/contour plots<br />

■ Full information (location and height) <strong>of</strong> the modes and saddle-point.<br />

■ No dependence on � .<br />

-plots<br />

■ Only location <strong>of</strong> the modes and saddle-point not height<br />

■ But extra advantage <strong>of</strong> understanding the dependence on the mixing<br />

parameter �<br />

Surajit Ray Nov 2, 2004

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