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GLOBECOM
2009
IEEE
16 years 1 months ago
De-Hyping Transmit Diversity in Modern MIMO Cellular Systems
—A contemporary perspective on the tradeoff between transmit antenna diversity and spatial multiplexing is provided. It is argued that, in the context of modern cellular systems ...
Nihar Jindal, Angel Lozano
ICAC
2009
IEEE
16 years 1 months ago
Experiences with scheduling and mapping games for adaptive distributed systems: summary
We apply the concept of “games with a purpose” to NPcomplete mapping and scheduling problems in distributed systems and report our experiences. The particular context is a sch...
Bin Lin, Peter A. Dinda
ICALT
2009
IEEE
16 years 1 months ago
A Graphical Modeling Language for Computer-Based Learning Scenarios
A crucial challenge for improving EMLs is to provide an intuitive notation to support educational practitioners to not only understand, but also describe a large number of flexibl...
Anne Lejeune, Muriel Ney, Armin Weinberger, Margus...
ICASSP
2009
IEEE
16 years 1 months ago
Transmit beamforming for wireless multicasting using channel orthogonalization and local refinement
The problem of transmit beamforming for single-group multicasting is considered, where the objective is to transmit common information to a (large) number of users. The transmitte...
Ahmed Abdelkader, Imran Wajid, Alex B. Gershman, N...
ICASSP
2009
IEEE
16 years 1 months ago
Using speech transformation to increase speech intelligibility for the hearing- and speaking-impaired
We present two speech transformation approaches designed to increase the intelligibility of speech. The first approach is used in the context of increasing the intelligibility of...
Alexander Kain, Jan P. H. van Santen