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TSP
2008
94views more  TSP 2008»
14 years 9 months ago
Cross-Entropy-Based Sign-Selection Algorithms for Peak-to-Average Power Ratio Reduction of OFDM Systems
Sign-selection uses a set of subcarrier signs to reduce the peak-to-average power ratio (PAR) of orthogonal-frequency-division multiplexing (OFDM). However, the computational compl...
Luqing Wang, Chintha Tellambura
IEEEPACT
1998
IEEE
15 years 1 months ago
Adaptive Scheduling of Computations and Communications on Distributed Memory Systems
Compile-time scheduling is one approach to extract parallelism which has proved effective when the execution behavior is predictable. Unfortunately, the performance of most priori...
Mayez A. Al-Mouhamed, Homam Najjari
MSN
2005
Springer
124views Sensor Networks» more  MSN 2005»
15 years 3 months ago
Reliable Gossip-Based Broadcast Protocol in Mobile Ad Hoc Networks
Based on existing reliable broadcast protocols in MANETs, we propose a novel reliable broadcast protocol that uses clustering technique and gossip methodology. We combine local ret...
Guojun Wang, Dingzhu Lu, Weijia Jia, Jiannong Cao
ICDE
2007
IEEE
145views Database» more  ICDE 2007»
15 years 11 months ago
On Multidimensional k-Anonymity with Local Recoding Generalization
This paper presents the first theoretical study, on using local-recoding generalization (LRG) to compute a kanonymous table with quality guarantee. First, we prove that it is NP-h...
Yang Du, Tian Xia, Yufei Tao, Donghui Zhang, Feng ...
COLING
1994
14 years 11 months ago
Catching The Cheshire Cat
Finding useful phrases is important in applications like information retriewd, and text-tospeech systems. One of the currently most used statistics is the mutual information ratio...
Christer Johansson