Recently, Li et al. proposed two group-oriented (t, n) threshold digital signature schemes with traceable signers, which allow any t out of n members...

A new technique and an algorithm have been designed which are meant to automatically capture the outlines of fonts. A more .exible class of B ezier !...

The current research attempts to update our knowledge of the way in which defects and the expense of correcting them (or alternatively, leaving them...

Demonstration programs have a long and storied history in the .eld of computer science education. This is particularly true in the area of computer gr...

Algorithms to compute a measure of depth of intersection between convex polygonal objects in R 2 and convex polyhedral objects in R 3 are presented. T...