21430 search results - page 3634 / 4286 » Abstract Effective Models |
195
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VRML
2010
ACM
15 years 11 months ago
2010
ACM
In this paper, we describe a case study in usability engineering for Web3D learning systems and introduce a new step to the typical methods of the usability design. Pedagogical ap...
173
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WCNC
2010
IEEE
15 years 11 months ago
2010
IEEE
—This paper addresses the sampling jitter estimation and cancellation task in direct RF sub-sampling type radios. The proposed jitter estimation method is based on carefully inje...
199
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WCNC
2010
IEEE
15 years 11 months ago
2010
IEEE
—Controlled mobile helper nodes called data ferries have recently been proposed to bridge communications between disconnected nodes in a delay-tolerant manner. While existing wor...
206
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ICC
2007
IEEE
15 years 11 months ago
2007
IEEE
To increase the achievable sum rate of downlink MIMO (Multiple Input Multiple Output) systems, the cooperation among Base Stations (BS) is investigated in a slow fading channel. Th...
168
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ICC
2007
IEEE
15 years 11 months ago
2007
IEEE
In this paper, we consider energy-efficient routing for detection in wireless sensor networks (WSNs). Energyefficient routing for WSNs has been intensely studied recently, but rout...