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GLOBECOM
2009
IEEE
16 years 1 months ago
Optimal Relay-Subset Selection and Time-Allocation in Decode-and-Forward Cooperative Networks
—We present the optimal relay-subset selection and transmission-time for a decode-and-forward, half-duplex cooperative network of arbitrary size. The resource allocation is obtai...
Elzbieta Beres, Raviraj Adve
ENGL
2007
112views more  ENGL 2007»
15 years 6 months ago
Cooperative Transmission Scheme to Increase Gain by Using STBC
— Multiple-Input Multiple-Output (MIMO) systems are composed of source and destination nodes with multiple antennas. But, when nodes cannot support multiple antennas due to size ...
Ho-Jung An, Jee-Hoon Kim, Hyoung-Kyu Song
SECON
2007
IEEE
16 years 23 days ago
Privacy Preserving Communication in MANETs
Abstract— Mobile ad hoc networks often support sensitive applications. These applications may require that users’ identity, location, and correspondents be kept secret. This is...
Heesook Choi, Patrick Drew McDaniel, Thomas F. La ...
CDC
2009
IEEE
142views Control Systems» more  CDC 2009»
15 years 4 months ago
Asynchronous distributed optimization with minimal communication and connectivity preservation
Abstract-- We consider problems where multiple agents cooperate to control their individual state so as to optimize a common objective while communicating with each other to exchan...
Minyi Zhong, Christos G. Cassandras
CHI
2008
ACM
16 years 6 months ago
Communication chains and multitasking
There is a growing literature on managing multitasking and interruptions in the workplace. In an ethnographic study, we investigated the phenomenon of communication chains, the oc...
Norman Makoto Su, Gloria Mark