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.