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TWC
2010
13 years 4 months ago
A Reduced-Complexity PTS-Based PAPR Reduction Scheme for OFDM Systems
In this paper, a reduced-complexity partial transmit sequences (PTS) scheme is proposed to resolve the intrinsic high peak-to-average power ratio (PAPR) problem of orthogonal frequ...
Sheng-Ju Ku, Chin-Liang Wang, Chiuan-Hsu Chen
JMLR
2010
117views more  JMLR 2010»
13 years 4 months ago
Exploiting the High Predictive Power of Multi-class Subgroups
Subgroup discovery aims at finding subsets of a population whose class distribution is significantly different from the overall distribution. A number of multi-class subgroup disc...
Tarek Abudawood, Peter A. Flach
INFOCOM
2011
IEEE
13 years 1 months ago
WiZi-Cloud: Application-transparent dual ZigBee-WiFi radios for low power internet access
Abstract—The high density of WiFi Access Points and large unlicensed RF bandwidth over which they operate makes them good candidates to alleviate cellular network’s limitations...
Tao Jin, Guevara Noubir, Bo Sheng
GLOBECOM
2008
IEEE
14 years 4 months ago
Capacity Analysis of an Opportunistic Scheduling System in a Spectrum Sharing Environment
Abstract—We analyze the capacity of an opportunistic scheduling system in a spectrum sharing environment where multiple secondary users can share a frequency spectrum with multip...
Tae Won Ban, Dan Keun Sung, Bang Chul Jung, Wan Ch...
ATAL
2010
Springer
13 years 11 months ago
Making norms concrete
In systems based on organisational specifications a reoccurring problem remains to be solved in the disparity between the level of abstractness of the organisational concepts and ...
Huib Aldewereld, Sergio Álvarez-Napagao, Fr...