— WLANs will become a major portion of the fourth generation (4G) cellular system. The seamless handoff problem in WLANs is a very important design issue to support the new astou...
Abstract—3GPP is in the process of defining the long-term evolution (LTE) for 3G radio access, sometimes referred to as Super3G, in order to maintain the future competitiveness o...
The objective of this work is to define procedures to improve spatial resolution of SRTM data and to evaluate their applicability in the Serra Negra region, in the district of Pat...
T. Bernardes, I. Gontijo, H. Andrade, T. G. C. Vie...
This paper presents the main results of a three-year long field and design study of proactive information technology in the home. This technology uses sensors to track human activ...
Ilpo Koskinen, Kristo Kuusela, Katja Battarbee, An...
This paper formalizes the semantics of trust and studies the transitivity of trust. On the Web, people and software agents have to interact with “strangers”. This makes trust ...