Wavelet Toolbox Previous page   Next Page

Mexican Hat Wavelet: mexh

See [Dau92] page 75.

By typing waveinfo('mexh') at the MATLAB command prompt, you can obtain a survey of the main properties of this wavelet.

.

Figure 6-17: The Mexican Hat

This function is proportional to the second derivative function of the Gaussian probability density function.

As the phi function does not exist, the analysis is not orthogonal.


Previous page  Battle-Lemarie Wavelets Morlet Wavelet: morl Next page

© 1994-2005 The MathWorks, Inc.