All three authors are with the Institute of Information Theory and Automation of the ASCR, Department of Image Processing.

E-mails: flusser@utia.cas.cz, suk@utia.cas.cz, zitova@utia.cas.cz
Phone: +420 26605 2422 (secretary)

Mailing address:
UTIA AV CR
Pod vodarenskou vezi 4
182 08 Prague 8
Czech Republic