We present a set of graphical user interface elements, called widgets, for 2-dimensional visual codes. The proposed widgets are suitable for printing on paper as well as showing o...
Anomaly detection is a pattern recognition task whose goal is to report the occurrence of abnormal or unknown behavior in a given system being monitored. In this paper we propose a...
Rewbenio A. Frota, Guilherme De A. Barreto, Jo&ati...
? Peer-to-peer is a popular distributed system. With the advancement in mobile technologies, mobile p2p has revealed its attraction. But, the resource constraints such as bandwidth...
Security is a fundamental precondition for the acceptance of mobile agent systems. In this paper we discuss protocols to improve agent security by distributing critical data and op...
A polygon with two distinguished vertices, s and g, is called a street iff the two boundary chains from s to g are mutually weakly visible. For a mobile robot with on-board vision...