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ICC
2008
IEEE
114views Communications» more  ICC 2008»
16 years 1 months ago
On the Analysis and Design of Practical Quantization for Opportunistic Beamforming
Abstract—We propose a closed–loop scheme that combines opportunistic beamforming (OBF) and closed–loop (CL) transmit–diversity (TD) techniques. This quantized OBF scheme is...
Alexis A. Dowhuszko, Graciela Corral-Briones, Jyri...
GLOBECOM
2007
IEEE
16 years 1 months ago
Localization and Intensity Tracking of Diffusing Point Sources Using Sensor Networks
— We consider a network of spatially distributed sensors deployed to track the intensity of a diffusing source whose location is fixed, but unknown. The sensors make discrete ti...
S. Sundhar Ram, Venugopal V. Veeravalli
ICC
2007
IEEE
104views Communications» more  ICC 2007»
16 years 1 months ago
Design of Unequal Error Protection LDPC Codes for Higher Order Constellations
— We present an optimization method for unequal error protection (UEP)-LDPC codes with higher order constellations. By modifying the density evolution algorithm under the Gaussia...
Neele von Deetzen, Sara Sandberg
IROS
2007
IEEE
96views Robotics» more  IROS 2007»
16 years 1 months ago
Towards robotic self-reassembly after explosion
— This paper introduces a new challenge problem, designing robotic systems to recover after disassembly from high energy events. Implementation of a camera-based localization alg...
Mark Yim, Babak Shirmohammadi, Jimmy Sastra, Micha...
CPAIOR
2005
Springer
16 years 9 days ago
The Temporal Knapsack Problem and Its Solution
Abstract. This paper introduces a problem called the temporal knapsack problem, presents several algorithms for solving it, and compares their performance. The temporal knapsack pr...
Mark Bartlett, Alan M. Frisch, Youssef Hamadi, Ian...