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189
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CORR
2010
Springer
15 years 5 months ago
2010
Springer
The previous link adaptation algorithms on ofdm based systems use equal modulation order for all sub carrier index within a block. For multimedia transmission using ofdm as the mo...
192
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CORR
2010
Springer
15 years 5 months ago
2010
Springer
Abstract--This paper investigates the uniqueness of a nonnegative vector solution and the uniqueness of a positive semidefinite matrix solution to underdetermined linear systems. A...
201
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DESRIST
2009
Springer
15 years 4 months ago
2009
Springer
Design science research involves creating and evaluating innovative methods and approaches to be used in design practice. We present an approach to be used in the process of desig...
192
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CORR
2010
Springer
15 years 4 months ago
2010
Springer
Abstract--Knowledge is attributed to human whose problemsolving behavior is subjective and complex. In today's knowledge economy, the need to manage knowledge produced by a co...
183
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CORR
2011
Springer
15 years 1 months ago
2011
Springer
We consider a multi-cell frequency-selective fading uplink channel (network MIMO) from K singleantenna user terminals (UTs) to B cooperative base stations (BSs) with M antennas ea...