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BCSHCI
2008
14 years 11 months ago
Efficiency of multimodal metaphors in the presentation of learning information
The comparative study described in this paper has been conducted to investigate the effect of including multimodal metaphors on the usability of e-learning interfaces. Two indepen...
Marwan Alseid, Dimitrios Rigas
ISCC
2003
IEEE
112views Communications» more  ISCC 2003»
15 years 3 months ago
Performance Evaluation of Public-Key Cryptosystem Operations in WTLS Protocol
WTLS (Wireless Transport Layer Security) is an important standard protocol for secure wireless access to Internet services. WTLS employs public-key cryptosystems during the handsh...
Albert Levi, Erkay Savas
IE
2007
14 years 11 months ago
Real time art engines 3: post-convergent creative practice in MUVEs
In this paper, I describe a possible creative model for approaching realtime 3D Multi-user Virtual Environments (MUVEs) as formal, audio-visual composition environments. The model...
Adam Nash
105
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GLOBECOM
2007
IEEE
15 years 4 months ago
Cooperative Space-Time Coded Transmissions in Nakagami-m Fading Channels
— In this paper we evaluate outage performance of a cooperative transmission protocol over fading channels that requires a number of relaying nodes to employ a distributed space-...
Stefano Savazzi, Umberto Spagnolini
IWQOS
2005
Springer
15 years 3 months ago
Case Study in Assessing Subjective QoS of a Mobile Multimedia Web Service in a Real Multi-access Network
This paper presents an empirical task-based user evaluation, which was carried out for the purpose of assessing the subjective QoS of a mobile multimedia web service in a real mult...
Tiia Sutinen, Timo Ojala