Scholarly Works - Book sections
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January 1, 2021
With rapid development in hardware storage, precision instrument manufacturing, and economic globalization etc., data in various forms have become ubiquitous in human life. This enormous amount of data can be a double-edged sword. While it provides the pos ...
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January 1, 2016
In a multi-modal wireless sensor network, sensors of different modalities (or types) cluster together to accomplish the tasks of sensing, fusion, and management of cluster resources and to meet the application goals. A distributed sensor network consists o ...
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December 1, 2008
In wireless sensor networks, the sensor nodes are often randomly situated, and each node is likely to be equipped with a single antenna. If these sensor nodes are able to synchronize, it is possible to beamform by considering sensor nodes as a random array ...
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December 1, 2007
Cognitive radios have recently emerged as a prime candidates for exploiting the increasingly flexible licensing of wireless spectrum. Regulatory bodies have come to realize that most of the time, large portions of certain licensed frequency bands remain em ...
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December 1, 2007
Cognitive radios have the potential to greatly improve spectral effi- ciency in wireless networks. In this chapter we explore the fundamental limits of communication in channels employing cognitive radios. We take an informationtheoretic approach, making u ...
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December 1, 2006
Nodes and/or clusters of a wireless network operating on the same frequency can operate using three different paradigms: 1) Competition: Traditionally, this is information theoretically casted in the framework of interference channels. 2) Cooperation: Sile ...
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