Sciweavers

339 search results - page 63 / 68
» Optimizing wireless networks for heterogeneous spatial loads
Sort
View
85
Voted
MOBIHOC
2008
ACM
15 years 9 months ago
Delegation forwarding
Mobile opportunistic networks are characterized by unpredictable mobility, heterogeneity of contact rates and lack of global information. Successful delivery of messages at low co...
Vijay Erramilli, Mark Crovella, Augustin Chaintrea...
ICDE
2006
IEEE
201views Database» more  ICDE 2006»
15 years 11 months ago
Approximate Data Collection in Sensor Networks using Probabilistic Models
Wireless sensor networks are proving to be useful in a variety of settings. A core challenge in these networks is to minimize energy consumption. Prior database research has propo...
David Chu, Amol Deshpande, Joseph M. Hellerstein, ...
PE
2008
Springer
113views Optimization» more  PE 2008»
14 years 9 months ago
Joint uplink and downlink admission control to both streaming and elastic flows in CDMA/HSDPA systems
TCP-based data flows generate packets and ACKs in two directions, be it in the wireline or wireless networks. In the latter case, packets are typically found in the downlink where...
Tijani Chahed, Eitan Altman, Salah-Eddine Elayoubi
WCNC
2008
IEEE
15 years 4 months ago
User Assignment for MIMO-OFDM Systems with Multiuser Linear Precoding
— Recent work has developed single-carrier linear precoding for the multiuser downlink for multiple-input multipleoutput (MIMO) systems. This paper addresses the problem of user ...
Hassen Karaa, Raviraj S. Adve
84
Voted
MOBIHOC
2003
ACM
15 years 9 months ago
Connected sensor cover: self-organization of sensor networks for efficient query execution
Spatial query execution is an essential functionality of a sensor network, where a query gathers sensor data within a specific geographic region. Redundancy within a sensor networ...
Himanshu Gupta, Samir R. Das, Quinyi Gu