Interactive video technology is meant to support user-interaction with video in scene objects associated with navigation in video segments and access to text-based metadata. Inter...
Rudinei Goularte, Edson dos Santos Moreira, Maria ...
We propose a zero-knowledge interactive proof based identification and signature scheme. The protocol is based on Euler's totient function and discrete logarithms over the ri...
The shift from paper documents to their respective electronic formats is producing important advantages in the functioning of businesses and Public Administrations. However, this s...
In this paper, we introduce to the special domain of image annotation watermarking, based on embedding of hierarchical data related to objects into user-selected areas on an image...
We present Surfpad, a pointing facilitation technique that does not decrease target distance or increase target width in either control or display space. This new technique operat...