A digital photograph of Ingrid Daubechies taken at the 1993 AMS winter
meetings in San Antonio, Texas. The photograph was taken by David
Donoho with a Canon XapShot video still frame camera.
Usage
data(dau)
Arguments
Format
A 256 \(\times\) 256 matrix.
References
Bruce, A., and H.-Y. Gao (1996)
Applied Wavelet Analysis with S-PLUS, Springer: New York.