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GLOBECOM
2006
IEEE
16 years 28 days ago
Sensor Localization from WLS Optimization with Closed-form Gradient and Hessian
— A non-parametric, low-complexity algorithm for accurate and simultaneous localization of multiple sensors from scarce and imperfect ranging information is proposed. The techniq...
Giuseppe Destino, Giuseppe Thadeu Freitas de Abreu
IEEECIT
2006
IEEE
16 years 27 days ago
Real-Time R-D Optimized Frame-Skipping Transcoder for Low Bit Rate Video Transmission
For the low bit rate (LBR) video communications, LBR transcoding is performed by the transcoder to match the network bandwidth and the performance of the client. One of typical tr...
Goo-Rak Kwon, Sang-Hee Park, Jae-Won Kim, Sung-Jea...
VTC
2006
IEEE
104views Communications» more  VTC 2006»
16 years 26 days ago
Low-Complexity Optimal Detection for Hybrid Space-Time Block Coding and Spatial Multiplexing
— The combination of space-time block codes (STBC) and spatial multiplexing (SM) schemes has the advantages of diversity gain and high data rate. For such STBC/SM hybrid systems,...
Yue Wu, Chintha Tellambura
RTCSA
2005
IEEE
16 years 13 days ago
Optimization of Hierarchically Scheduled Heterogeneous Embedded Systems
We present an approach to the analysis and optimization of heterogeneous distributed embedded systems for hard real-time applications. The systems are heterogeneous not only in te...
Traian Pop, Paul Pop, Petru Eles, Zebo Peng
MDM
2004
Springer
138views Communications» more  MDM 2004»
16 years 7 days ago
Optimizing Data Placement over Wireless Broadcast Channel for Multi-Dimensional Range Query Processing
Data broadcasting is well known for its excellent scalability. Multi-dimensional range queries, such as spatial range queries of geographical information for location dependent se...
Jianting Zhang, Le Gruenwald